QCCN Switching Regulators & Controllers 1,079

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Part RoHS Manufacturer Other IC type Temperature Grade No. of Terminals Package Code Package Shape Surface Mount Total Dose (V) Maximum Switching Frequency Package Body Material Approvals (V) Maximum Supply Current (Isup) Maximum Output Current Trim or Adjustable Output (V) No. of Functions No. of Channels Technology Screening Level Nominal Bandwidth Terminal Form Main Out Ripple Voltage Control Technique Nominal Negative Supply Voltage (Vsup) Main Output Efficiency Nominal Supply Voltage (Vsup) Maximum Voltage Tolerance Power Supplies (V) Switcher Config Package Style (Meter) Package Equivalence Code Sub-Category Terminal Pitch Maximum Operating Temperature Minimum Output Voltage Control Mode Protection(s) Maximum Line Regulation Maximum Total Power Output Minimum Operating Temperature Terminal Finish Maximum Output Voltage Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height Height Width (mm) Qualification Maximum Load Regulation Minimum Supply Voltage (Vsup) Nominal Input Voltage Warm-Up Time Additional Features Minimum Input Voltage Maximum Negative Input Voltage JESD-609 Code Maximum Time At Peak Reflow Temperature (s) No. of Outputs Peak Reflow Temperature (C) Nominal Threshold Voltage (V) Length Adjustable Threshold Nominal Output Voltage Maximum Input Voltage

UC1855BL

Texas Instruments

POWER FACTOR CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

1.5 A

1

BIPOLAR

NO LEAD

PULSE WIDTH MODULATION

BOOST

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

CURRENT-MODE

-55 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

18 V

15 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

35 V

TL598MFK

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

300 kHz

CERAMIC, METAL-SEALED COFIRED

26 mA

.25 A

1

BIPOLAR

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

7 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

40 V

UC2877QPTR

Texas Instruments

SWITCHING CONTROLLER

OTHER

28

QCCN

SQUARE

YES

1000 kHz

PLASTIC/EPOXY

3 A

1

BIPOLAR

NO LEAD

RESONANT CONTROL

PHASE-SHIFT

CHIP CARRIER

LDCC28,.5SQ

Switching Regulator or Controllers

1.27 mm

85 Cel

VOLTAGE-MODE

-25 Cel

QUAD

S-PQCC-N28

Not Qualified

12 V

CAN ALSO WORK IN CURRENT MODE

11 V

NOT SPECIFIED

NOT SPECIFIED

20 V

LM3753SQX/NOPB

Texas Instruments

DUAL SWITCHING CONTROLLER

32

QCCN

SQUARE

YES

1000 kHz

PLASTIC/EPOXY

NO LEAD

CHIP CARRIER

LCC32,.2SQ,20

Switching Regulator or Controllers

.5 mm

VOLTAGE-MODE

MATTE TIN

QUAD

S-PQCC-N32

3

Not Qualified

e3

30

260

UC1847L

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

.5 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

CURRENT-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

15 V

7.25 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

5.1 V

40 V

UC3842AL

Texas Instruments

SWITCHING CONTROLLER

COMMERCIAL

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

1.27 mm

70 Cel

CURRENT-MODE

0 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

15 V

12 V

8.89 mm

25 V

UCC1806L883B

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

.5 A

1

BICMOS

MIL-STD-883 Class B

NO LEAD

PULSE WIDTH MODULATION

BUCK-BOOST

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

5.02 V

CURRENT-MODE

-55 Cel

TIN LEAD

5.17 V

QUAD

S-CQCC-N20

12 V

2.03 mm

8.89 mm

Not Qualified

12 V

ALSO OPERATES IN ADJUSTABLE MODE FROM 2.5V TO 15V

8 V

e0

8.89 mm

14.5 V

UC3866L

Texas Instruments

SWITCHING CONTROLLER

COMMERCIAL

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

NO LEAD

RESONANT CONTROL

PUSH-PULL

CHIP CARRIER

1.27 mm

70 Cel

CURRENT-MODE

0 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

12 V

8.89 mm

20 V

UC1870L-2

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

300 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

BIPOLAR

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

LCC28,.45SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

CURRENT-MODE

-55 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

12 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

24 V

UC1861L

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

BIPOLAR

NO LEAD

RESONANT CONTROL

PUSH-PULL

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

12 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

20 V

UC1877QP

Texas Instruments

SWITCHING CONTROLLER

MILITARY

28

QCCN

SQUARE

YES

1000 kHz

PLASTIC/EPOXY

1 A

1

NO LEAD

PHASE-SHIFT CONTROL

PHASE-SHIFT

CHIP CARRIER

125 Cel

CURRENT/VOLTAGE-MODE

-55 Cel

QUAD

S-PQCC-N28

Not Qualified

12 V

11 V

20 V

UCC1581L

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

CERAMIC, METAL-SEALED COFIRED

1 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

SINGLE

CHIP CARRIER

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

10 V

8.89 mm

UCC2817L

Texas Instruments

POWER FACTOR CONTROLLER

INDUSTRIAL

20

QCCN

SQUARE

YES

250 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

85 Cel

CURRENT-MODE

-40 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

10.8 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

15 V

UC2825AL

Texas Instruments

SWITCHING CONTROLLER

INDUSTRIAL

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

2.2 A

1

BIPOLAR

NO LEAD

PULSE WIDTH MODULATION

SINGLE

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

85 Cel

CURRENT-MODE

-40 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

HALF DUTY

12 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

20 V

UC3825AL

Texas Instruments

SWITCHING CONTROLLER

COMMERCIAL

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

2.2 A

1

BIPOLAR

NO LEAD

PULSE WIDTH MODULATION

SINGLE

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

70 Cel

CURRENT-MODE

0 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

HALF DUTY

12 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

20 V

UCC1825AL

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

2 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

BUCK-BOOST

CHIP CARRIER

1.27 mm

125 Cel

CURRENT-MODE

-55 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

8.4 V

8.89 mm

20 V

UC3860L

Texas Instruments

SWITCHING CONTROLLER

COMMERCIAL

28

QCCN

SQUARE

YES

2000 kHz

CERAMIC, METAL-SEALED COFIRED

2 A

1

NO LEAD

RESONANT CONTROL

PUSH-PULL

CHIP CARRIER

70 Cel

CURRENT-MODE

0 Cel

QUAD

S-CQCC-N28

Not Qualified

12 V

10 V

20 V

LMS3655AMRNLT

Texas Instruments

SWITCHING REGULATOR

AUTOMOTIVE

22

QCCN

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

5.5 A

1

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

.5 mm

125 Cel

1 V

CURRENT-MODE

-40 Cel

Matte Tin (Sn)

15 V

QUAD

R-PQCC-N22

2

.9 mm

4 mm

13.5 V

OPERATES WITH ADJ OUTPUT VOLTAGE= 1V TO 20V ; ALSO OPERATES IN PFM MODE

3.9 V

e3

NOT SPECIFIED

1

NOT SPECIFIED

5 mm

36 V

UC1825BL/81047

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

1150 kHz

CERAMIC, METAL-SEALED COFIRED

2.2 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

12 V

CAN ALSO BE CONFIGURED IN CURRENT MODE

12 V

8.89 mm

20 V

UC3845AL

Texas Instruments

SWITCHING CONTROLLER

COMMERCIAL

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

1.27 mm

70 Cel

CURRENT-MODE

0 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

15 V

12 V

8.89 mm

25 V

UC1845ALQMLV

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

BIPOLAR

MIL-PRF-38535 Class V

NO LEAD

PULSE WIDTH MODULATION

SINGLE

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

CURRENT-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

15 V

8.2 V

8.89 mm

25 V

UC1867L

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

1.5 A

1

BIPOLAR

NO LEAD

RESONANT CONTROL

PUSH-PULL

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

12 V

8 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

20 V

UCC2825AL

Texas Instruments

SWITCHING CONTROLLER

INDUSTRIAL

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

2 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

BUCK-BOOST

CHIP CARRIER

1.27 mm

85 Cel

CURRENT-MODE

-40 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

8.4 V

8.89 mm

20 V

LMS3635LQRNLTQ1

Texas Instruments

SWITCHING REGULATOR

AUTOMOTIVE

22

QCCN

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

3.5 A

1

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

150 Cel

1 V

CURRENT-MODE

-40 Cel

Matte Tin (Sn)

15 V

QUAD

R-PQCC-N22

2

.9 mm

4 mm

13.5 V

3.9 V

e3

NOT SPECIFIED

1

260

5 mm

5 V

36 V

TPS51611RHBT

Texas Instruments

SWITCHING CONTROLLER

OTHER

32

QCCN

SQUARE

YES

500 kHz

UNSPECIFIED

60 A

1

NO LEAD

BUCK

CHIP CARRIER

105 Cel

.3 V

-10 Cel

NICKEL PALLADIUM GOLD

1.5 V

QUAD

X-XQCC-N32

2

1 mm

3 V

e4

30

1

260

28 V

UCC3825BL

Texas Instruments

SWITCHING CONTROLLER

COMMERCIAL

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

2 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

BUCK-BOOST

CHIP CARRIER

1.27 mm

70 Cel

CURRENT-MODE

0 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

8.89 mm

20 V

UCC1857L

Texas Instruments

POWER FACTOR CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

BOOST

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

CURRENT-MODE

-55 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

9 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

16 V

LMS36353QRNLRQ1

Texas Instruments

SWITCHING REGULATOR

AUTOMOTIVE

22

QCCN

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

3.5 A

1

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

150 Cel

1 V

CURRENT-MODE

-40 Cel

Matte Tin (Sn)

15 V

QUAD

R-PQCC-N22

2

.9 mm

4 mm

13.5 V

PFM CONTROL TECHNIQUE ALSO USED

3.9 V

e3

NOT SPECIFIED

1

260

5 mm

3.3 V

36 V

UC1876JQMLV

Texas Instruments

MILITARY

28

QCCN

SQUARE

YES

2000 kHz

CERAMIC

.5 A

BIPOLAR

38535V;38534K;883S

NO LEAD

CHIP CARRIER

LCC28,.45SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

CURRENT/VOLTAGE-MODE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

UCC1801L

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

SINGLE

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

CURRENT-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

10 V

8.2 V

8.89 mm

12 V

LMS3635AQRNLRQ1

Texas Instruments

SWITCHING REGULATOR

AUTOMOTIVE

22

QCCN

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

3.5 A

1

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

150 Cel

1 V

CURRENT-MODE

-40 Cel

Matte Tin (Sn)

15 V

QUAD

R-PQCC-N22

2

.9 mm

4 mm

13.5 V

VOUT=(1-20 VOLT)

3.9 V

e3

NOT SPECIFIED

1

260

5 mm

36 V

UCC3823BL

Texas Instruments

SWITCHING CONTROLLER

COMMERCIAL

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

2 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

BUCK-BOOST

CHIP CARRIER

1.27 mm

70 Cel

CURRENT-MODE

0 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

8.89 mm

20 V

LM53635NQURNLRQ1

Texas Instruments

SWITCHING REGULATOR

22

QCCN

RECTANGULAR

YES

2350 kHz

PLASTIC/EPOXY

3.5 A

1

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

150 Cel

3.2 V

CURRENT-MODE

-40 Cel

MATTE TIN

10 V

QUAD

R-PQCC-N22

2

.9 mm

4 mm

13.5 V

ALSO OPERATES IN PFM CONTROL TECHNIQUE

3.5 V

e3

30

1

260

5 mm

3.3 V

42 V

LMS36553QRNLRQ1

Texas Instruments

SWITCHING REGULATOR

AUTOMOTIVE

22

QCCN

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

5.5 A

1

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

150 Cel

1 V

CURRENT-MODE

-40 Cel

Matte Tin (Sn)

15 V

QUAD

R-PQCC-N22

2

.9 mm

4 mm

13.5 V

3.9 V

e3

NOT SPECIFIED

1

260

5 mm

3.3 V

36 V

UC2841L

Texas Instruments

SWITCHING CONTROLLER

INDUSTRIAL

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

BIPOLAR

NO LEAD

PULSE WIDTH MODULATION

SINGLE

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

85 Cel

CURRENT/VOLTAGE-MODE

-40 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

20 V

CURRENT MODE OPERATION IS ALSO POSSIBLE

8 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

30 V

UC1856L20883B

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

230 kHz

CERAMIC, METAL-SEALED COFIRED

23 mA

2 A

1

BIPOLAR

MIL-STD-883 Class B

NO LEAD

PULSE WIDTH MODULATION

15 V

BUCK-BOOST

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

5.05 V

CURRENT-MODE

-55 Cel

TIN LEAD

5.15 V

QUAD

S-CQCC-N20

40 V

2.03 mm

8.89 mm

Not Qualified

12 V

15 V

8 V

e0

8.89 mm

5.1 V

40 V

LM3753SQ/NOPB

Texas Instruments

DUAL SWITCHING CONTROLLER

32

QCCN

SQUARE

YES

1000 kHz

PLASTIC/EPOXY

NO LEAD

CHIP CARRIER

LCC32,.2SQ,20

Switching Regulator or Controllers

.5 mm

VOLTAGE-MODE

MATTE TIN

QUAD

S-PQCC-N32

3

Not Qualified

e3

30

260

UC1526AL/883BC

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

550 kHz

CERAMIC, METAL-SEALED COFIRED

.2 A

1

BIPOLAR

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

7 V

8.89 mm

35 V

UC1864L883B

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

1.5 A

1

BIPOLAR

MIL-STD-883 Class B

NO LEAD

RESONANT CONTROL

PUSH-PULL

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

12 V

8 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

20 V

UC1825LQMLV

Texas Instruments

SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

1000 kHz

CERAMIC, METAL-SEALED COFIRED

1.5 A

1

BICMOS

MIL-PRF-38535 Class V

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

15 V

CAN ALSO BE CONFIGURED IN CURRENT MODE

10 V

8.89 mm

20 V

TPS568215OARNNT

Texas Instruments

SWITCHING REGULATOR

AUTOMOTIVE

18

QCCN

SQUARE

YES

1200 kHz

PLASTIC/EPOXY

8 A

1

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

.5 mm

125 Cel

.6 V

-40 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

5.5 V

QUAD

S-PQCC-N18

2

1 mm

3.5 mm

12 V

OUTPUT VOLTAGE= 0.6V TO 5.5V

4.5 V

e4

NOT SPECIFIED

1

NOT SPECIFIED

3.5 mm

17 V

LM3017LEX/NOPB

Texas Instruments

SWITCHING REGULATOR

AUTOMOTIVE

QCCN

SQUARE

YES

400 kHz

PLASTIC/EPOXY

1

NO LEAD

PULSE WIDTH MODULATION

BUCK-BOOST

CHIP CARRIER

125 Cel

6 V

-40 Cel

MATTE TIN

20 V

QUAD

S-PQCC-N10

3

5 V

e3

30

1

260

18 V

TL1451AMFK

Texas Instruments

DUAL SWITCHING CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

.021 A

1

CMOS

MIL-STD-883

NO LEAD

PULSE WIDTH MODULATION

PHASE-SHIFT

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

VOLTAGE-MODE

-55 Cel

QUAD

S-CQCC-N20

2.03 mm

8.89 mm

Not Qualified

6 V

3.6 V

8.89 mm

2.5 V

50 V

UC1854BL883B

Texas Instruments

POWER FACTOR CONTROLLER

MILITARY

20

QCCN

SQUARE

YES

120 kHz

UNSPECIFIED

18 mA

1.5 A

1

BIPOLAR

MIL-STD-883 Class B

NO LEAD

PULSE WIDTH MODULATION

18 V

18

BOOST

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

125 Cel

CURRENT-MODE

-55 Cel

QUAD

S-XQCC-N20

2.54 mm

8.89 mm

Not Qualified

18 V

10 V

8.89 mm

20 V

UC2879L

Texas Instruments

SWITCHING CONTROLLER

INDUSTRIAL

28

QCCN

SQUARE

YES

300 kHz

CERAMIC, METAL-SEALED COFIRED

.02 A

1

BIPOLAR

NO LEAD

PULSE WIDTH MODULATION

PHASE-SHIFT

CHIP CARRIER

LCC20,.35SQ

Switching Regulator or Controllers

1.27 mm

85 Cel

VOLTAGE-MODE

-40 Cel

QUAD

S-CQCC-N28

2.03 mm

8.89 mm

Not Qualified

12 V

CAN ALSO BE CONFIGURED IN CURRENT MODE

11 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

18 V

LMS3655MQURNLRQ1

Texas Instruments

SWITCHING REGULATOR

22

QCCN

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

5.5 A

1

AEC-Q100

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

150 Cel

1 V

CURRENT-MODE

-40 Cel

MATTE TIN

15 V

QUAD

R-PQCC-N22

2

.9 mm

4 mm

13.5 V

PFM CONTROL TECHNIQUE ALSO AVAILABLE

3.5 V

e3

30

1

260

5 mm

42 V

TPS54618QRLBRQ1

Texas Instruments

SWITCHING REGULATOR

AUTOMOTIVE

16

QCCN

SQUARE

YES

2000 kHz

UNSPECIFIED

15.3 A

1

AEC-Q100

NO LEAD

PULSE WIDTH MODULATION

BUCK

CHIP CARRIER

125 Cel

CURRENT-MODE

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

S-XQCC-N16

3

5 V

2.95 V

e4

30

260

6 V

UCC3857L

Texas Instruments

POWER FACTOR CONTROLLER

COMMERCIAL

20

QCCN

SQUARE

YES

500 kHz

CERAMIC, METAL-SEALED COFIRED

1 A

1

BICMOS

NO LEAD

PULSE WIDTH MODULATION

BOOST

CHIP CARRIER

1.27 mm

70 Cel

CURRENT-MODE

0 Cel

QUAD

S-CQCC-N20

2.54 mm

8.89 mm

Not Qualified

12 V

9 V

8.89 mm

16 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.