ROHM Zener Diodes 429

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Part RoHS Manufacturer Diode Type Terminal Position Terminal Form No. of Terminals Surface Mount Package Shape Package Body Material Working Test Current Config Maximum Voltage Temperature Coefficient Nominal Reference Voltage Maximum Output Current Maximum Non Repetitive Peak Reverse Power Dissipation Maximum Forward Voltage (VF) Nominal Breakdown Voltage Maximum Reverse Recovery Time Technology Maximum Reverse Current No. of Elements Reverse Test Voltage Package Style (Meter) Sub-Category Maximum Voltage Tolerance Maximum Repetitive Peak Reverse Voltage Maximum Knee Impedance Maximum Operating Temperature Maximum Dynamic Impedance Minimum Operating Temperature Terminal Finish JESD-30 Code Moisture Sensitivity Level (MSL) Polarity Case Connection Qualification Maximum Power Dissipation Additional Features JEDEC-95 Code Maximum Clamping Voltage Minimum Breakdown Voltage Maximum Non Repetitive Peak Forward Current JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Diode Element Material Maximum Breakdown Voltage Reference Standard

TFZVTR2.0B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

2 V

ZENER

1

SMALL OUTLINE

4.27 %

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

10

260

SILICON

TFZVTR3.6B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

3.6 V

ZENER

1

SMALL OUTLINE

3.29 %

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

10

260

SILICON

TFZVTR36B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

36 V

ZENER

1

SMALL OUTLINE

2.53 %

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

10

260

SILICON

TFZVTR5.1B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

5.1 V

ZENER

1

SMALL OUTLINE

2.56 %

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

10

260

SILICON

TFZVTR8.2B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

8.2 V

ZENER

1

SMALL OUTLINE

2.57 %

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

10

260

SILICON

UDZLVTE-17100

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

1 mA

SINGLE

100 V

ZENER

1

SMALL OUTLINE

6 %

150 Cel

-55 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZLVTE-17130

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

1 mA

SINGLE

130 V

ZENER

1

SMALL OUTLINE

6.15 %

150 Cel

-55 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZLVTE-1751

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

2 mA

SINGLE

51 V

ZENER

1

SMALL OUTLINE

5.88 %

150 Cel

-55 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZLVTE-1782

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

2 mA

SINGLE

82 V

ZENER

1

SMALL OUTLINE

6.1 %

150 Cel

-55 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZLVTE-1791

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

1 mA

SINGLE

91 V

ZENER

1

SMALL OUTLINE

6.08 %

150 Cel

-55 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZSTE-173.9B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3.9 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

3.35 %

125 Cel

100 ohm

TIN SILVER COPPER

R-PDSO-F2

UNIDIRECTIONAL

Not Qualified

.2 W

e1

SILICON

UDZSTE-174.3B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

4.3 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

3.02 %

125 Cel

100 ohm

TIN SILVER COPPER

R-PDSO-F2

UNIDIRECTIONAL

Not Qualified

.2 W

e1

SILICON

UDZSTE-176.8B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.8 V

ZENER

.5 uA

1

SMALL OUTLINE

Voltage Reference Diodes

2.06 %

60 ohm

125 Cel

40 ohm

TIN SILVER COPPER

R-PDSO-F2

1

UNIDIRECTIONAL

Not Qualified

.2 W

e1

10

260

SILICON

UDZSTE-178.2B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

8.2 V

ZENER

.5 uA

1

SMALL OUTLINE

Voltage Reference Diodes

2.08 %

60 ohm

125 Cel

30 ohm

TIN SILVER COPPER

R-PDSO-F2

UNIDIRECTIONAL

Not Qualified

.2 W

e1

SILICON

UDZTE-175.1B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

ZENER

2 uA

1

SMALL OUTLINE

500 ohm

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

Not Qualified

.2 W

HIGH RELIABILITY

SILICON

UDZV15B

ROHM

ZENER DIODE

NOT SPECIFIED

NOT SPECIFIED

UDZV5.1B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

5.1 V

ZENER

2 uA

1

1.5 V

SMALL OUTLINE

2.16 %

500 ohm

150 Cel

80 ohm

-55 Cel

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

NOT SPECIFIED

NOT SPECIFIED

SILICON

UDZVFHTE-172.0B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

2 V

ZENER

1

SMALL OUTLINE

4.27 %

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

10

260

SILICON

AEC-Q101

UDZVFHTE-1720B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

20 V

ZENER

1

SMALL OUTLINE

2.18 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

AEC-Q101

UDZVFHTE-175.1B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

5.1 V

ZENER

1

SMALL OUTLINE

2.16 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

AEC-Q101

UDZVFHTE-176.2B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.2 V

ZENER

1

SMALL OUTLINE

2.18 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

AEC-Q101

UDZVFHTE-176.8B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.8 V

ZENER

1

SMALL OUTLINE

2.06 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

AEC-Q101

UDZVFHTE-177.5B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

7.5 V

ZENER

1

SMALL OUTLINE

2.15 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

AEC-Q101

UDZVTE-1711B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

11 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

2.09 %

150 Cel

30 ohm

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZVTE-1724B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

24 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

2.19 %

150 Cel

120 ohm

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZVTE-172.4B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

2.4 V

ZENER

1

SMALL OUTLINE

3.95 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZVTE-173.9B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3.9 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

3.35 %

150 Cel

100 ohm

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZVTE-1739B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

2 mA

SINGLE

39 V

ZENER

1

SMALL OUTLINE

2.51 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UDZVTE-176.2B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.2 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

2.18 %

150 Cel

60 ohm

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

UFZVTE-1715B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

10 mA

SINGLE

15 V

ZENER

1

SMALL OUTLINE

2.74 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.5 W

HIGH RELIABILITY

e3

SILICON

UFZVTE-1718B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

10 mA

SINGLE

18 V

ZENER

1

SMALL OUTLINE

2.72 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.5 W

HIGH RELIABILITY

e3

SILICON

UFZVTE-1730B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

30 V

ZENER

1

SMALL OUTLINE

2.64 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

.5 W

HIGH RELIABILITY

e3

SILICON

UMZ18NFHT106

ROHM

ZENER DIODE

YES

5 mA

18 V

Voltage Reference Diodes

2.1 %

150 Cel

.2 W

10

260

UMZ5.1NFHT106

ROHM

ZENER DIODE

NOT SPECIFIED

NOT SPECIFIED

UMZ6.8KFHTL

ROHM

ZENER DIODE

DUAL

GULL WING

4

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SEPARATE, 2 ELEMENTS

6.8 V

ZENER

.5 uA

2

3.5 V

SMALL OUTLINE

2 %

150 Cel

R-PDSO-G4

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

10

260

SILICON

AEC-Q101

UMZ6.8KTL

ROHM

ZENER DIODE

DUAL

GULL WING

4

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SEPARATE, 2 ELEMENTS

6.8 V

ZENER

.5 uA

2

3.5 V

SMALL OUTLINE

Other Diodes

2.06 %

150 Cel

-55 Cel

R-PDSO-G4

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

10

260

SILICON

VDZFHT2R16B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

16 V

ZENER

.1 uA

1

12 V

SMALL OUTLINE

2.04 %

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

.1 W

HIGH RELIABILITY

NOT SPECIFIED

NOT SPECIFIED

SILICON

AEC-Q101

YFZVFHTR2.0B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

2 V

ZENER

1

SMALL OUTLINE

4.27 %

150 Cel

R-PDSO-F2

1

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

SILICON

AEC-Q101

YFZVFHTR2.7B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

2.7 V

ZENER

1

SMALL OUTLINE

3.93 %

150 Cel

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

NOT SPECIFIED

NOT SPECIFIED

SILICON

AEC-Q101

YFZVFHTR20B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

10 mA

SINGLE

20 V

ZENER

1

SMALL OUTLINE

2.51 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

e3

10

260

SILICON

AEC-Q101

YFZVFHTR27B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

27 V

ZENER

1

SMALL OUTLINE

2.52 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

e3

10

260

SILICON

AEC-Q101

YFZVFHTR5.1B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

5.1 V

ZENER

1

SMALL OUTLINE

2.56 %

150 Cel

TIN

R-PDSO-F2

UNIDIRECTIONAL

CATHODE

.5 W

HIGH RELIABILITY

e3

10

260

SILICON

AEC-Q101

RLZTE-118.2B

ROHM

ZENER DIODE

END

WRAP AROUND

2

YES

ROUND

GLASS

20 mA

SINGLE

8.2 V

ZENER

.5 uA

1

LONG FORM

Voltage Reference Diodes

2.6 %

120 ohm

175 Cel

8 ohm

O-LELF-R2

UNIDIRECTIONAL

ISOLATED

Not Qualified

.4 W

HIGH RELIABILITY

NOT SPECIFIED

NOT SPECIFIED

SILICON

TDZTR20

ROHM

ZENER DIODE

YES

10 mA

SINGLE

20 V

ZENER

1

Voltage Reference Diodes

10 %

150 Cel

MATTE TIN

1

.5 W

e3

SILICON

UDZVTE-176.8B

ROHM

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.8 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

2.06 %

150 Cel

40 ohm

TIN

R-PDSO-F2

UNIDIRECTIONAL

.2 W

HIGH RELIABILITY

e3

10

260

SILICON

Zener Diodes

Zener diodes are electronic components that are designed to operate in the reverse breakdown region of their P-N junction, providing a stable and predictable voltage output. They are commonly used in electronic circuits as voltage regulators, voltage references, and surge protectors.

Zener diodes operate based on the properties of their P-N junction, which is designed to have a narrow depletion region and a low breakdown voltage. When a reverse voltage is applied to the diode, the depletion region widens, allowing a small reverse current to flow. As the voltage across the diode increases, the reverse current increases exponentially, maintaining a stable voltage across the diode.

Zener diodes offer several advantages over other types of voltage regulators, such as simplicity, low cost, and high efficiency. They do not require any external components, such as capacitors or inductors, and they can provide a stable output voltage over a wide range of input voltages and temperatures.

Zener diodes are commonly used in electronic circuits that require a stable voltage source, such as power supplies, battery chargers, and voltage regulators. They come in different package sizes and voltage ratings, depending on the application and the required performance.