Constant Voltage Diodes (High Voltage Type): UDZ LV Series

Constant Voltage Diodes (High Voltage Type) UDZ LV Series

Product Overview | Feature 1 | Feature 2 | Applications | Related Information

Product Overview

UDZ LV series The new high voltage UDZ LV series of Zener diodes is ideal for use as protection elements in a variety of constant voltage circuits. 12 different Zener voltages, ranging from 51V to 150V, make them particularly suited for ECU protection in automotive systems, while high surge resistance ensures high reliability in a variety of applications, from consumer electronics to industrial applications.

Feature 1:Expanded Zener voltage lineup supports a wider range of applications

The UDZ LV series, comprised of 12 different models in a range of Zener voltages (51V to 150V), is offered in a 0.2W rated compact 2.5x1.2mm form factor.
The KDZ LV series of high voltage Zener diodes featuring a rated power of 1.0W is currently under development.

[High voltage lineup]

Vz (V) UDZ Series
(2512 size)
KDZ Series
(3516 size)
Vz
Min (V)
Vz
Max (V)
0.2W 1.0W
2

39
NEWUDZV2.0B

NEWUDZV39B
KDZV2.0B

KDZV39B
- -
43 NEWUDZV43 KDZV43 40 47
47 NEWUDZV47 KDZV47 44 50
51 NEWUDZLV51 NEWKDZLV51 48 54
56 NEWUDZLV56 NEWKDZLV56 53 60
62 NEWUDZLV62 NEWKDZLV62 58 66
68 NEWUDZLV68 NEWKDZLV68 64 72
75 NEWUDZLV75 NEWKDZLV75 70 79
82 NEWUDZLV82 NEWKDZLV82 77 87
91 NEWUDZLV91 NEWKDZLV91 85 96
100 NEWUDZLV100 NEWKDZLV100 94 106
110 NEWUDZLV110 NEWKDZLV110 104 116
120 NEWUDZLV120 NEWKDZLV120 114 126
130 NEWUDZLV130 NEWKDZLV130 122 138
150 NEWUDZLV150 NEWKDZLV150 140 160
ROHM Constant Current Diode Roadmap

Feature 2:Superior surge resistance meets automotive standards

The UDZ LV series features higher surge resistance than equivalent products, ensuring worry-free operation in a variety of applications, from consumer equipment to even industrial and automotive systems.

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Applications

Automotive ECUs (for MOSFET protection)
Power supplies for inkjet printers and MFPs
and other applications in the consumer, automotive, and industrial sectors

Applications

Related Information

- New Product Bulletin
New Product Bulletin - PDF
Constant Voltage Diodes (High Voltage Type)
UDZ LV Series 
(403KB)

Constant Voltage Diodes (High Voltage Type)
In addition to developing products that leverage leading-edge proprietary technologies to meet customer needs, ROHM wll continue to expand its lineup of industry-leading Zener diodes.

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