UNISONIC TECHNOLOGIES CO., LTD

UMMSZ52XXB

Preliminary

ZENER DIODE

www.unisonic.com.tw

1 of 4

Copyright © 2014 Unisonic Technologies Co., Ltd

QW-R601-085.d

SURFACE MOUNT SILICON

ZENER DIODE



DESCRIPTION

The UTC UMMSZ52XXB is a surface mount silicon zener diode,

it uses UTC’s advanced technology to provide customers with low

reverse leakage current, etc.

The UTC UMMSZ52XXB is suitable for automated assembly

processes.



FEATURES

* Low reverse leakage current



SYMBOL

SOT-23-3

SOD-123/SOD-323

SOD-523/LL34

SOD-523

SOT-23-3

(JEDEC TO-236)

1

3

2

SOD-323

SOD-123

1

2

1

2

1

2

LL-34

1

2



ORDERING INFORMATION

Ordering Number

Package

Pin Assignment

Packing

Lead Free

Halogen Free

1

2

3

UMMSZ52XXBL-AE2-R

UMMSZ52XXBG-AE2-R

SOT-23-3

NC

A

K

Tape Reel

UMMSZ52XXBL-CA2-R

UMMSZ52XXBG-CA2-R

SOD-123

A

K

-

Tape Reel

UMMSZ52XXBL-CB2-R

UMMSZ52XXBG-CB2-R

SOD-323

A

K

-

Tape Reel

UMMSZ52XXBL-CC2-R

UMMSZ52XXBG-CC2-R

SOD-523

A

K

-

Tape Reel

UMMSZ52XXBL-LL34-R

UMMSZ52XXBG-LL34-R

LL-34

A

K

-

Tape Reel

Note: Pin Assignment: A: Anode, K: Cathode

(1) R: Tape Reel

(2) AE2: SOT-23-3, CA2 : SOD-123, CB2: SOD-323

CC2: SOD-523, LL34: LL-34

(3) L: Lead Free, G: Halogen Free

(4) refer to ELECTRICAL CHARACTERISTICS

UMMSZ52XXBL-AE2-R

(1)Packing Type

(2)Package Type

(3)Lead Free

(4)Output Voltage