COMMERCIAL Switching Regulators & Controllers 2,400+

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Part	Manufacturer	Other IC type	Temperature Grade	No. of Terminals	Package Code	Package Shape	Surface Mount	Maximum Switching Frequency	Package Body Material	Maximum Supply Current (Isup)	Maximum Output Current	No. of Functions	Technology	Terminal Form	Control Technique	Nominal Supply Voltage (Vsup)	Power Supplies (V)	Switcher Config	Package Style (Meter)	Package Equivalence Code	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Minimum Output Voltage	Control Mode	Terminal Finish	Maximum Output Voltage	Terminal Position	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Supply Voltage (Vsup)	Maximum Seated Height	Width (mm)	Qualification	Minimum Supply Voltage (Vsup)	Nominal Input Voltage	Additional Features	Minimum Input Voltage	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	No. of Outputs	Peak Reflow Temperature (C)	Length	Nominal Output Voltage	Maximum Input Voltage
UC3851NG4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	18	DIP	RECTANGULAR	NO	500 kHz	PLASTIC/EPOXY		.4 A	1	BIPOLAR	THROUGH-HOLE	PULSE WIDTH MODULATION			SINGLE	IN-LINE	DIP18,.3	Switching Regulator or Controllers	2.54 mm	70 Cel		VOLTAGE-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDIP-T18			5.08 mm	7.62 mm	Not Qualified		20 V	CURRENT MODE OPERATION IS ALSO POSSIBLE	8 V	e4				22.48 mm		30 V
UC3874Q-1	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	20	QCCJ	SQUARE	YES	300 kHz	PLASTIC/EPOXY		1 A	1	BIPOLAR	J BEND	PULSE WIDTH MODULATION			PUSH-PULL	CHIP CARRIER	LDCC20,.4SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE	TIN LEAD		QUAD	S-PQCC-J20	2		4.57 mm	8.965 mm	Not Qualified		12 V		12 V	e0				8.965 mm		24 V
UC3872QTRG3	Texas Instruments	FLUORESCENT LIGHT CONTROLLER	COMMERCIAL	20	QCCJ	SQUARE	YES	78 kHz	PLASTIC/EPOXY	14 mA	.1 A	1	BIPOLAR	J BEND	RESONANT CONTROL		5,15	PUSH-PULL	CHIP CARRIER	LDCC20,.4SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE			QUAD	S-PQCC-J20			4.57 mm	8.965 mm	Not Qualified		5 V	RESONANT CONTROL TECHNIQUE IS ALSO AVAILABLE	4.5 V		NOT SPECIFIED		NOT SPECIFIED	8.965 mm		24 V
UC3845AQTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	20	QCCJ	SQUARE	YES	500 kHz	PLASTIC/EPOXY		1 A	1	BIPOLAR	J BEND	PULSE WIDTH MODULATION			SINGLE	CHIP CARRIER	LDCC20,.4SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE			QUAD	S-PQCC-J20			4.57 mm	8.965 mm	Not Qualified		15 V		10 V		NOT SPECIFIED		NOT SPECIFIED	8.965 mm		30 V
TL497ACPWRE4	Texas Instruments	SWITCHING REGULATOR	COMMERCIAL	14	TSSOP	RECTANGULAR	YES	50 kHz	PLASTIC/EPOXY		.5 A	1	BIPOLAR	GULL WING	PULSE FREQUENCY MODULATION			BUCK-BOOST	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP14,.25	Switching Regulator or Controllers	.65 mm	70 Cel		VOLTAGE-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G14	1		1.2 mm	4.4 mm	Not Qualified		6 V	ALSO OPERATES IN ADJUSTABLE MODE FROM 6.5-30 V	4.5 V	e4	30		260	5 mm		12 V
UC3875QPTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	28	QCCJ	SQUARE	YES	2000 kHz	PLASTIC/EPOXY		3 A	1	BIPOLAR	J BEND	RESONANT CONTROL			PHASE-SHIFT	CHIP CARRIER	LDCC28,.5SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE			QUAD	S-PQCC-J28			4.57 mm	11.505 mm	Not Qualified		12 V	CAN ALSO BE CONFIGURED IN CURRENT MODE; PWM CONTROL TECHNIQUE ALSO POSSIBLE	11 V		NOT SPECIFIED		NOT SPECIFIED	11.505 mm		20 V
UC3861Q	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	20	QCCJ	SQUARE	YES	1000 kHz	PLASTIC/EPOXY		1 A	1	BIPOLAR	J BEND	RESONANT CONTROL			PUSH-PULL	CHIP CARRIER	LDCC20,.4SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE			QUAD	S-PQCC-J20			4.57 mm	8.965 mm	Not Qualified		12 V		12 V		NOT SPECIFIED		NOT SPECIFIED	8.965 mm		20 V
SG3524J	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	450 kHz	CERAMIC, GLASS-SEALED		.1 A	1	BIPOLAR	THROUGH-HOLE	PULSE WIDTH MODULATION			PUSH-PULL	IN-LINE	DIP16,.3	Switching Regulator or Controllers	2.54 mm	70 Cel		VOLTAGE-MODE			DUAL	R-GDIP-T16			5.08 mm	7.62 mm	Not Qualified		20 V		8 V		NOT SPECIFIED		NOT SPECIFIED	19.56 mm		40 V
UC3872MG4	Texas Instruments	FLUORESCENT LIGHT CONTROLLER	COMMERCIAL	16	SSOP	RECTANGULAR	YES	78 kHz	PLASTIC/EPOXY	14 mA	.1 A	1	BIPOLAR	GULL WING	RESONANT CONTROL	5 V	5,15	PUSH-PULL	SMALL OUTLINE, SHRINK PITCH	SSOP16,.25	Switching Regulator or Controllers	.635 mm	70 Cel	2.94 V	CURRENT-MODE	NICKEL PALLADIUM GOLD	3.06 V	DUAL	R-PDSO-G16	2		1.75 mm	3.9 mm	Not Qualified		5 V		4.5 V	e4	30		260	4.9 mm	3 V	24 V
UC3877DWPTRG4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	28	SOP	RECTANGULAR	YES	2000 kHz	PLASTIC/EPOXY		3 A	1	BIPOLAR	GULL WING	RESONANT CONTROL			PHASE-SHIFT	SMALL OUTLINE	SOP28,.4	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE			DUAL	R-PDSO-G28			2.65 mm	7.5 mm	Not Qualified		12 V	CAN ALSO BE CONFIGURED IN CURRENT MODE	11 V		NOT SPECIFIED		NOT SPECIFIED	17.9 mm		20 V
UCC39412PWTR	Texas Instruments	SWITCHING REGULATOR	COMMERCIAL	8	TSSOP	RECTANGULAR	YES	500 kHz	PLASTIC/EPOXY		.715 A	1	CMOS	GULL WING				BOOST	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.25	Switching Regulator or Controllers	.65 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G8	2		1.2 mm	3 mm	Not Qualified		1.25 V		1.1 V	e4	30		260	4.4 mm		3.2 V
UCC38085DG4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	SOP	RECTANGULAR	YES	1000 kHz	PLASTIC/EPOXY		1 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			PUSH-PULL	SMALL OUTLINE	SOP8,.25	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G8	1		1.75 mm	3.9 mm	Not Qualified		10 V		9.3 V	e4	30		260	4.9 mm
UCC3581DTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	14	SOP	RECTANGULAR	YES	100 kHz	PLASTIC/EPOXY		1 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			SINGLE	SMALL OUTLINE	SOP14,.25	Switching Regulator or Controllers	1.27 mm	70 Cel	3.94 V	VOLTAGE-MODE	Nickel/Palladium/Gold (Ni/Pd/Au)	4.06 V	DUAL	R-PDSO-G14	2	15 V	1.75 mm	3.9 mm	Not Qualified	7.3 V	10 V		7.4 V	e4	NOT SPECIFIED		260	8.65 mm	4 V	15 V
UCC3881N-4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	100 kHz	PLASTIC/EPOXY		1.5 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION			SINGLE	IN-LINE			2.54 mm	70 Cel		CURRENT-MODE			DUAL	R-PDIP-T16			5.33 mm	7.62 mm	Not Qualified		12 V		10.8 V					19.3 mm		15 V
UCC38C44DGKG4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	TSSOP	SQUARE	YES	1000 kHz	PLASTIC/EPOXY		1 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			SINGLE	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.19	Switching Regulator or Controllers	.65 mm	70 Cel		VOLTAGE-MODE			DUAL	S-PDSO-G8	2		1.1 mm	3 mm	Not Qualified		15 V	ALSO OPERATES IN CURRENT MODE	12 V		30		260	3 mm		18 V
UCC3802PWG4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	TSSOP	RECTANGULAR	YES	1000 kHz	PLASTIC/EPOXY		1 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			SINGLE	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.25	Switching Regulator or Controllers	.65 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G8	2		1.2 mm	3 mm	Not Qualified		10 V		9 V	e4	30		260	4.4 mm		12 V
UCC3808APW-1G4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	TSSOP	RECTANGULAR	YES	1000 kHz	PLASTIC/EPOXY		1 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			PUSH-PULL	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.25	Switching Regulator or Controllers	.65 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G8	2		1.2 mm	3 mm	Not Qualified		10 V		9 V	e4	30		260	4.4 mm		13 V
UCC3818AN	Texas Instruments	POWER FACTOR CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	250 kHz	PLASTIC/EPOXY	4 mA	1.2 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION	12 V		BOOST	IN-LINE	DIP16,.3	Switching Regulator or Controllers	2.54 mm	70 Cel		CURRENT-MODE	Nickel/Palladium/Gold (Ni/Pd/Au)		DUAL	R-PDIP-T16	1	18 V	5.08 mm	7.62 mm	Not Qualified		12 V		10.3 V	e4	NOT SPECIFIED		260	19.305 mm		18 V
UCC3885DTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	14	SOP	RECTANGULAR	YES	400 kHz	PLASTIC/EPOXY		.5 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			SINGLE	SMALL OUTLINE			1.27 mm	70 Cel		CURRENT-MODE			DUAL	R-PDSO-G14			1.75 mm	3.9 mm	Not Qualified		5 V		3 V					8.65 mm		16.5 V
UCC3888DTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	SOP	RECTANGULAR	YES	100 kHz	PLASTIC/EPOXY		.2 A	1	BICMOS	GULL WING				SINGLE	SMALL OUTLINE	SOP8,.25	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE			DUAL	R-PDSO-G8			1.75 mm	3.9 mm	Not Qualified		9 V		6.6 V		NOT SPECIFIED		NOT SPECIFIED	4.9 mm
UCC3889J	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	DIP	RECTANGULAR	NO	250 kHz	CERAMIC, METAL-SEALED COFIRED		.2 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION			SINGLE	IN-LINE			2.54 mm	70 Cel		VOLTAGE-MODE			DUAL	R-CDIP-T8			5.08 mm	7.62 mm	Not Qualified			SUPPORTS CASCADED FLYBACK	6.6 V							8.6 V
UCC3580N-1	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	430 kHz	PLASTIC/EPOXY		1.2 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION			PUSH-PULL	IN-LINE	DIP16,.3	Switching Regulator or Controllers	2.54 mm	70 Cel		VOLTAGE-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDIP-T16			5.08 mm	7.62 mm	Not Qualified		12 V		10 V	e4				19.305 mm		14 V
UC3866J	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	1000 kHz	CERAMIC, METAL-SEALED COFIRED		1.5 A	1	BIPOLAR	THROUGH-HOLE	RESONANT CONTROL			PUSH-PULL	IN-LINE			2.54 mm	70 Cel		CURRENT-MODE			DUAL	R-CDIP-T16			5.08 mm	7.62 mm	Not Qualified		12 V		12 V							20 V
UC3864Q	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	20	QCCJ	SQUARE	YES	1000 kHz	PLASTIC/EPOXY		1 A	1	BIPOLAR	J BEND	RESONANT CONTROL			PUSH-PULL	CHIP CARRIER	LDCC20,.4SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE			QUAD	S-PQCC-J20			4.57 mm	8.965 mm	Not Qualified		12 V		12 V		NOT SPECIFIED		NOT SPECIFIED	8.965 mm		20 V
UC3847DWTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	SOP	RECTANGULAR	YES	500 kHz	PLASTIC/EPOXY		.5 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			PUSH-PULL	SMALL OUTLINE	SOP16,.4	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE			DUAL	R-PDSO-G16			2.65 mm	7.5 mm	Not Qualified		15 V		7.25 V		NOT SPECIFIED		NOT SPECIFIED	10.3 mm	5.1 V	40 V
UC3524DWTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	SOP	RECTANGULAR	YES	450 kHz	PLASTIC/EPOXY		.1 A	1	BIPOLAR	GULL WING	PULSE WIDTH MODULATION			BUCK-BOOST	SMALL OUTLINE	SOP16,.4	Switching Regulator or Controllers	1.27 mm	70 Cel	4.6 V	VOLTAGE-MODE	NICKEL PALLADIUM GOLD	5.4 V	DUAL	R-PDSO-G16	2	40 V	2.65 mm	7.5 mm	Not Qualified	8 V	20 V		8 V	e4	30		260	10.3 mm	5 V	40 V
UC3877DWP	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	28	HSOP	RECTANGULAR	YES	2000 kHz	PLASTIC/EPOXY		3 A	1	BIPOLAR	GULL WING	RESONANT CONTROL			PHASE-SHIFT	SMALL OUTLINE, HEAT SINK/SLUG	SOP28,.4	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE	TIN LEAD		DUAL	R-PDSO-G28	2		2.65 mm	7.5 mm	Not Qualified		12 V	CAN ALSO BE CONFIGURED IN CURRENT MODE	11 V	e0				17.9 mm		20 V
UC3868J	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	1000 kHz	CERAMIC, METAL-SEALED COFIRED		1.5 A	1	BIPOLAR	THROUGH-HOLE	RESONANT CONTROL			PUSH-PULL	IN-LINE			2.54 mm	70 Cel		CURRENT-MODE			DUAL	R-CDIP-T16			5.08 mm	7.62 mm	Not Qualified		12 V		12 V							20 V
UC3863DW	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	SOP	RECTANGULAR	YES	500 kHz	PLASTIC/EPOXY	32 mA	1.5 A	1	BIPOLAR	GULL WING	RESONANT CONTROL	12 V		PUSH-PULL	SMALL OUTLINE	SOP16,.4	Switching Regulator or Controllers	1.27 mm	70 Cel	4.8 V	VOLTAGE-MODE	NICKEL PALLADIUM GOLD	5.2 V	DUAL	R-PDSO-G16	2	22 V	2.65 mm	7.5 mm	Not Qualified	8 V	12 V		8 V	e4	30		260	10.3 mm	5 V	22 V
TL3845DG4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	14	SOP	RECTANGULAR	YES	500 kHz	PLASTIC/EPOXY		1 A	1		GULL WING	PULSE WIDTH MODULATION			SINGLE	SMALL OUTLINE	SOP14,.25	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G14	1		1.75 mm	3.9 mm	Not Qualified		15 V		8.2 V	e4	30		260	8.65 mm		30 V
UC3865QTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	20	QCCJ	SQUARE	YES	1000 kHz	PLASTIC/EPOXY		1.5 A	1	BIPOLAR	J BEND	RESONANT CONTROL			PUSH-PULL	CHIP CARRIER	LDCC20,.4SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE			QUAD	S-PQCC-J20			4.57 mm	8.965 mm	Not Qualified		12 V		11.5 V		NOT SPECIFIED		NOT SPECIFIED	8.965 mm		20 V
UC3572D	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	SOP	RECTANGULAR	YES	115 kHz	PLASTIC/EPOXY		.7 A	1	BIPOLAR	GULL WING	PULSE WIDTH MODULATION			BUCK-BOOST	SMALL OUTLINE	SOP8,.25	Switching Regulator or Controllers	1.27 mm	70 Cel	-70 V	VOLTAGE-MODE	NICKEL PALLADIUM GOLD	-1 V	DUAL	R-PDSO-G8	1		1.75 mm	3.9 mm	Not Qualified		5 V		4.2 V	e4	30	1	260	4.9 mm		35 V
UCC38503DWG4	Texas Instruments	POWER FACTOR CONTROLLER WITH POST REGULATOR	COMMERCIAL	20	SOP	RECTANGULAR	YES	120 kHz	PLASTIC/EPOXY	4 mA	1.2 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION	12 V		BOOST	SMALL OUTLINE	SOP20,.4	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G20	2	18 V	2.65 mm	7.5 mm	Not Qualified		12 V	CAN ALSO BE PROGRAMMED FOR CURRENT MODE AND VOLTAGE MODE	10.3 V	e4	30		260	12.8 mm		15 V
UCC3810J	Texas Instruments	DUAL SWITCHING CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	1000 kHz	CERAMIC, METAL-SEALED COFIRED		1 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION			BUCK-BOOST	IN-LINE			2.54 mm	70 Cel		CURRENT-MODE			DUAL	R-CDIP-T16			5.08 mm	7.62 mm	Not Qualified		10 V		9.5 V							11 V
UC3527ANG4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	400 kHz	PLASTIC/EPOXY		.5 A	1	BIPOLAR	THROUGH-HOLE	PULSE WIDTH MODULATION			PUSH-PULL	IN-LINE	DIP16,.3	Switching Regulator or Controllers	2.54 mm	70 Cel	5 V	VOLTAGE-MODE	Nickel/Palladium/Gold (Ni/Pd/Au)	5.2 V	DUAL	R-PDIP-T16		35 V	5.08 mm	7.62 mm	Not Qualified	8 V	20 V		8 V	e4	NOT SPECIFIED		NOT SPECIFIED	19.305 mm	5.1 V	35 V
TL3845BP	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	DIP	RECTANGULAR	NO	300 kHz	PLASTIC/EPOXY	30 mA	1 A	1	BIPOLAR	THROUGH-HOLE	PULSE WIDTH MODULATION	15 V		BUCK-BOOST	IN-LINE	DIP8,.3	Switching Regulator or Controllers	2.54 mm	70 Cel	4.9 V	CURRENT-MODE	NICKEL PALLADIUM GOLD	5.1 V	DUAL	R-PDIP-T8		30 V	5.08 mm	7.62 mm	Not Qualified		15 V		12 V	e4				9.81 mm	5 V	30 V
UC3875QP	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	28	QCCJ	SQUARE	YES	2000 kHz	PLASTIC/EPOXY		3 A	1	BIPOLAR	J BEND	RESONANT CONTROL			PHASE-SHIFT	CHIP CARRIER	LDCC28,.5SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE	NICKEL PALLADIUM GOLD		QUAD	S-PQCC-J28	3		4.57 mm	11.505 mm	Not Qualified		12 V	CAN ALSO BE CONFIGURED IN CURRENT MODE; PWM CONTROL TECHNIQUE ALSO POSSIBLE	11 V	e4	30		260	11.505 mm		20 V
UCC3813PWTR-3G4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	TSSOP	RECTANGULAR	YES	1000 kHz	PLASTIC/EPOXY	30 mA	1 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION	10 V		SINGLE	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.25	Switching Regulator or Controllers	.65 mm	70 Cel	3.94 V	CURRENT-MODE	Nickel/Palladium/Gold (Ni/Pd/Au)	4.06 V	DUAL	R-PDSO-G8	2	12 V	1.2 mm	3 mm	Not Qualified	0 V	10 V		4 V	e4	NOT SPECIFIED		260	4.4 mm	4 V	11 V
UCC38503NG4	Texas Instruments	POWER FACTOR CONTROLLER WITH POST REGULATOR	COMMERCIAL	20	DIP	RECTANGULAR	NO	120 kHz	PLASTIC/EPOXY		1.2 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION			BOOST	IN-LINE	DIP20,.3	Switching Regulator or Controllers	2.54 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDIP-T20			5.08 mm	7.62 mm	Not Qualified		12 V	CAN ALSO BE PROGRAMMED FOR CURRENT MODE AND VOLTAGE MODE	10.3 V	e4				25.4 mm		15 V
TL3845DE4-8	Texas Instruments	SWITCHING REGULATOR	COMMERCIAL	8	SOP	RECTANGULAR	YES	500 kHz	PLASTIC/EPOXY		1 A	1	BIPOLAR	GULL WING	PULSE WIDTH MODULATION			SINGLE	SMALL OUTLINE	SOP8,.25	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G8	1		1.75 mm	3.9 mm	Not Qualified		15 V		12 V	e4	30		260	4.9 mm		30 V
UCC3882DW-1G4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	28	SOP	RECTANGULAR	YES	700 kHz	PLASTIC/EPOXY		22 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			PUSH-PULL	SMALL OUTLINE	SOP28,.4	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G28	2		2.65 mm	7.5 mm	Not Qualified		12 V		10.8 V	e4	30		260	17.9 mm		15 V
UC3879Q	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	20	QCCJ	SQUARE	YES	300 kHz	PLASTIC/EPOXY		.02 A	1	BIPOLAR	J BEND	PULSE WIDTH MODULATION			PHASE-SHIFT	CHIP CARRIER	LDCC20,.4SQ	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE			QUAD	S-PQCC-J20			4.57 mm	8.965 mm	Not Qualified		12 V	CAN ALSO BE CONFIGURED IN CURRENT MODE	11 V		NOT SPECIFIED		NOT SPECIFIED	8.965 mm		18 V
UCC3895PWTR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	20	TSSOP	RECTANGULAR	YES	1000 kHz	PLASTIC/EPOXY	6 mA	.1 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION	12 V		PHASE-SHIFT	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25	Switching Regulator or Controllers	.65 mm	70 Cel	4.94 V	CURRENT-MODE	Nickel/Palladium/Gold (Ni/Pd/Au)	5.06 V	DUAL	R-PDSO-G20	2	16.5 V	1.2 mm	4.4 mm	Not Qualified	10 V	12 V	ALSO OPERATES IN CURRENT MODE	10 V	e4	NOT SPECIFIED		260	6.5 mm	5 V	16.5 V
UC3844DR	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	14	SOP	RECTANGULAR	YES	500 kHz	PLASTIC/EPOXY	25 mA	1 A	1	BIPOLAR	GULL WING	PULSE WIDTH MODULATION			SINGLE	SMALL OUTLINE	SOP14,.25	Switching Regulator or Controllers	1.27 mm	70 Cel		CURRENT-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G14			1.75 mm	3.9 mm	Not Qualified		15 V		11.5 V	e4				8.65 mm	2.5 V	25 V
UCC3802NG4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	8	DIP	RECTANGULAR	NO	1000 kHz	PLASTIC/EPOXY	30 mA	1 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION	10 V		SINGLE	IN-LINE	DIP8,.3	Switching Regulator or Controllers	2.54 mm	70 Cel	4.925 V	CURRENT-MODE	NICKEL PALLADIUM GOLD	5.075 V	DUAL	R-PDIP-T8			5.08 mm	7.62 mm	Not Qualified		10 V		9 V	e4				9.81 mm	5 V	12 V
UCC3580D-3G4	Texas Instruments	SWITCHING CONTROLLER	COMMERCIAL	16	SOP	RECTANGULAR	YES	430 kHz	PLASTIC/EPOXY		1.2 A	1	BICMOS	GULL WING	PULSE WIDTH MODULATION			PUSH-PULL	SMALL OUTLINE	SOP16,.25	Switching Regulator or Controllers	1.27 mm	70 Cel		VOLTAGE-MODE	NICKEL PALLADIUM GOLD		DUAL	R-PDSO-G16	1		1.75 mm	3.9 mm	Not Qualified		12 V		10 V	e4	30		260	9.9 mm		14 V
UCC3858N	Texas Instruments	POWER FACTOR CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	500 kHz	PLASTIC/EPOXY		.5 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION			BOOST	IN-LINE	DIP16,.3	Switching Regulator or Controllers	2.54 mm	70 Cel		CURRENT-MODE			DUAL	R-PDIP-T16			5.33 mm	7.62 mm	Not Qualified		12 V		12 V		NOT SPECIFIED		NOT SPECIFIED	19.3 mm		18 V
UCC3818NG4	Texas Instruments	POWER FACTOR CONTROLLER	COMMERCIAL	16	DIP	RECTANGULAR	NO	120 kHz	PLASTIC/EPOXY	4 mA	1.2 A	1	BICMOS	THROUGH-HOLE	PULSE WIDTH MODULATION	12 V		BOOST	IN-LINE	DIP16,.3	Switching Regulator or Controllers	2.54 mm	70 Cel		CURRENT-MODE	Nickel/Palladium/Gold (Ni/Pd/Au)		DUAL	R-PDIP-T16		18 V	5.08 mm	7.62 mm	Not Qualified		12 V		10.3 V	e4	NOT SPECIFIED		NOT SPECIFIED	19.305 mm		18 V

Switching Regulators & Controllers

Switching regulators and controllers are electronic devices used to regulate the output voltage and current of power supplies. They operate by rapidly switching a power supply circuit between on and off states, resulting in a high-frequency waveform that can be filtered and smoothed to produce a stable output voltage.

Switching regulators and controllers offer several advantages over traditional linear regulators, including higher efficiency and the ability to handle a wider range of input voltages. They are commonly used in applications such as power supplies for computers, LED lighting, and motor control.

Switching regulators and controllers come in a variety of forms, including step-up (boost), step-down (buck), and step-up/down (buck-boost) configurations. They may be designed as integrated circuits (ICs) or as standalone modules.

Switching regulators and controllers typically include feedback control circuits to adjust the output voltage and current, as well as protection circuits to prevent overvoltage, overcurrent, and overtemperature conditions. They may also include features such as soft-start to reduce inrush currents and synchronization with external clock signals.