DATA SHEET
ZENER DIODES
RD2.0ES to RD39ES
400 mW DHD ZENER DIODE
(DO-34)
DESCRIPTION
PACKAGE DIMENSIONS
NEC Type RD2.0ES to RD39ES Series are planar type diodes into DO-34
Package (Body length 2.4 mm MAX.) with DHD (Double Heatsink Diode)
construction having allowable power dissipation of 400 mW.
(in millimeters)
φ
0.4
FEATURES
• DO-34 Glass sealed package
This diode can be inserted into a PC board with a shorter pitch (5 mm)
5 mm
Cathode
indication
φ
2.0 MAX.
• Planar process
• DHD (Double Heatsink Diode) construction
• VZ Applied E24 standard
ORDERING INFORMATION
DO-34 (JEDEC)
Marking color: Black
RD2.0ES to RD39ES with suffix "AB1", "AB2", or "AB3" should be applied
for orders for suffix "AB".
APPLICATIONS
Circuits for Constant Voltage, Constant Current, Waveform clipper, Surge absorber, etc.
ABSOLUTE MAXIMUM RATINGS (TA = 25 °C)
Forward Current
IF
150 mA
400 mW
Power Dissipation
P
to see Fig. 6
to see Fig. 10
Surge Reverse Power
Junction Temperature
Storage Temperature
PRSM
Tj
100 W (t = 10 µs)
175 °C
Tstg
–65 to +175 °C
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all devices/types available in every country. Please check with local NEC representative for availability
and additional information.
Document No. D13935EJ6V0DS00 (6th edition)
(Previous No. DC-2140)
Date Published March 1999 N CP(K)
Printed in Japan
1984
©