Datasheet > MMSZ5257B

MMSZ5257B

更新时间： 2024-04-09 18:58:58

品牌	Logo	应用领域
银河微电 - BL Galaxy Electrical		/
页数	文件大小	规格书
3页	468K
描述
33V,500mW,Surface Mount Zener Diodes

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MMSZ5257B 数据手册

Zener Diode

MMSZ5257B

Features



Tight voltage tolerance: ±5%

Ultra low-profile package well suited for automated assembly

Moisture sensitivity level 1

Mechanical Data



Case: SOD-123

Molding Compound: UL Flammability Classification Rating 94V-0

Terminals: Matte tin-plated leads; solderability-per MIL-STD-202, Method 208

SOD-123

Ordering Information

Part Number

Package

Shipping Quantity

Marking Code

MMSZ5257B

SOD-123

3000 pcs / Tape & Reel

Thermal Characteristics

Parameter

Symbol

Value

Unit

Power Dissipation

P_D

R_θJA

R_θJC

R_θJL

T_J

500

250

°C/W

°C

Thermal Resistance Junction-to-Air ^*1

Thermal Resistance Junction-to-Case ^*1

Thermal Resistance Junction-to-Lead ^*1

Operating Junction Temperature Range

Storage Temperature Range

150

180

-55 ~ +150

-65 ~ +150

T_STG

°C

Note 1: The data tested by surface mounted on a 1 inch²FR-4 board with 2OZ copper

Electrical Characteristics (@ T_A= 25°C unless otherwise specified)

Parameter

Symbol

Test Condition

Min. Typ. Max.

Unit

Zener Voltage

V_Z

V_F

I_ZT= 3.8mA

31.35

34.65

0.9

0.1

Forward Voltage

I_F= 10mA

Maximum Reverse Current

Maximum Zener Impedance

Temperature Coefficient

I_R

V_R= 25V

μA

Z_ZT

Z_ZK

T_C

I_ZT= 3.8mA

I_ZK= 0.25mA

I_ZT= 3.8mA

700

29.81

mV/°C

ZDM0007A3: November 2023 [2.1]

www.gmesemi.com

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