Surface Mount  

NO

Mounting Type  

Stud Mount

Package / Case  

DO-203AA, DO-4, Stud

Supplier Device Package  

DO-203AA (DO-4)

Diode Element Material  

SILICON

Number of Terminals  

1

Manufacturer Part Number  

1N2989B

Rohs Code  

No

Part Life Cycle Code  

Active

Ihs Manufacturer  

MICROSEMI CORP

Part Package Code  

DO-4

Package Description  

HERMETIC SEALED, GLASS, DO-4, 1 PIN

Risk Rank  

5.23

Number of Elements  

1

Operating Temperature-Max  

175 °C

Operating Temperature-Min  

-65 °C

Package Body Material  

METAL

Package Shape  

ROUND

Package Style  

POST/STUD MOUNT

Power Dissipation (Max)  

10 W

Reference Voltage-Nom  

30 V

Reflow Temperature-Max (s)  

NOT SPECIFIED

Package  

Bulk

Base Product Number  

1N2989

Impedance (Max) (Zzt)  

8 Ohms

Mfr  

Microchip Technology

Product Status  

Active

Factory Pack QuantityFactory Pack Quantity  

1

Brand  

Microchip Technology

RoHS  

N

Zz - Zener Impedance  

8 Ohms

Pd - Power Dissipation  

10 W

Maximum Operating Temperature  

+ 175 C

Minimum Operating Temperature  

- 65 C

Mounting Styles  

Stud Mount

Vz - Zener Voltage  

30 V

Voltage Temperature Coefficient  

0.091 % / C

Operating Temperature  

-65°C ~ 175°C (TJ)

Series  

-

Packaging  

Tray

Tolerance  

±5%

JESD-609 Code  

e0

Pbfree Code  

No

ECCN Code  

EAR99

Terminal Finish  

Tin/Lead (Sn/Pb) - with Nickel (Ni) barrier

HTS Code  

8541.10.00.50

Terminal Position  

UPPER

Terminal Form  

SOLDER LUG

Peak Reflow Temperature (Cel)  

NOT SPECIFIED

Reach Compliance Code  

unknown

Pin Count  

1

JESD-30 Code  

O-MUPM-D1

Qualification Status  

Not Qualified

Polarity  

UNIDIRECTIONAL

Configuration  

SINGLE

Diode Type  

ZENER DIODE

Current - Reverse Leakage @ Vr  

10 µA @ 22.8 V

Voltage - Forward (Vf) (Max) @ If  

1.5 V @ 2 A

Case Connection  

ANODE

Power - Max  

10 W

Test Current  

85 mA

Voltage - Zener (Nom) (Vz)  

30 V

Product Type  

Zener Diodes

Voltage Tol-Max  

5%

JEDEC-95 Code  

DO-203AA

Working Test Current  

85 mA

Voltage Tolerance  

5 %

Zener Current  

320 mA

Dynamic Impedance-Max  

8 Ω

Product Category  

Zener Diodes