Product Summary

The MMBZ5234B is a 225 mW Surface Mount zener voltage regulator. It is offered in the convenient, surface mount plastic SOT-23 package. The MMBZ5234B is designed to provide voltage regulation with minimum space requirement. The device is well suited for applications such as cellular phones, hand held portables, and high density PC boards.

Parametrics

MMBZ5234B absolute maximum ratings: (1)Total Power Dissipation on FR-5 Board, PD: 225mW at TA = 25℃; 1.8mW/℃ at Derated above 25℃; (2)Thermal Resistance, Junction-to-Ambient, RθJA: 556℃/W; (3)Total Power Dissipation on Alumina Substrate,PD: 300mW at TA = 25℃; 2.4mW/℃ at Derated above 25℃; (4)Thermal Resistance, Junction-to-Ambient, RθJA: 417℃/W; (5)Junction and Storage Temperature Range, TJ, Tstg: -65 to +150℃.

Features

MMBZ5234B features: (1)Pb-Free Packages are Available; (2)225 mW Rating on FR-4 or FR-5 Board; (3)Zener Voltage Range - 2.4 V to 91 V; (4)Package Designed for Optimal Automated Board Assembly; (5)Small Package Size for High Density Applications; (6)ESD Rating of Class 3 (>16 KV) per Human Body Model.

Diagrams

MMBZ5234B circuit diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
MMBZ5234B
MMBZ5234B

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Data Sheet

0-1: $0.08
1-25: $0.07
25-100: $0.02
100-250: $0.02
MMBZ5234B_D87Z
MMBZ5234B_D87Z

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Zener Diodes 6.2V 0.35W Zener

Data Sheet

Negotiable 
MMBZ5234B-7-F
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Diodes Inc.

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Data Sheet

0-1: $0.29
1-10: $0.19
10-100: $0.05
100-250: $0.04
MMBZ5234B_Q
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Fairchild Semiconductor

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Data Sheet

Negotiable 
MMBZ5234BLT1
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ON Semiconductor

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Data Sheet

Negotiable 
MMBZ5234B-7
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Diodes Inc.

Zener Diodes 6.2V 350mW

Data Sheet

Negotiable 
MMBZ5234BLT1G
MMBZ5234BLT1G

ON Semiconductor

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Data Sheet

0-1: $0.10
1-25: $0.09
25-100: $0.04
100-500: $0.03
MMBZ5234BS-7-F
MMBZ5234BS-7-F

Diodes Inc.

Zener Diodes 6.2V 200mW

Data Sheet

0-1: $0.22
1-10: $0.16
10-100: $0.07
100-250: $0.05