Document
SHANGHAI SUNRISE ELECTRONICS CO., LTD. 2CW37-2.0 THRU 2CW37-36
PLANAR ZENER DIODE
ZENER VOLTAGE: 2.0-36V POWER: 500mW
FEATURES
• Small glass structure ensures high reliability • High temperature soldering guaranteed: 250oC/10S/9.5mm lead length at 5 lbs tension
TECHNICAL SPECIFICATION
DO - 35
1.0 (25.4) MIN. .120 (3.0) .200 (5.1) 1.0 (25.4) MIN.
.060 (1.5) .090 (2.3) DIA.
MECHANICAL DATA
• Terminal: Plated axial leads solderable per MIL-STD 202E, method 208C • Case: Glass,hermetically sealed • Polarity: Color band denotes cathode • Mounting position: Any
.018 (0.46) .022 (0.56) DIA.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND CHARACTERISTICS
(Ratings at 25oC ambient temperature unless otherwise specified)
RATINGS
SYMBOL
VALUE
UNITS
mA mW
o
IZ MAX Zener Current see table Power Dissipation (Note 1) Pt 500 Thermal Resistance Rθ(ja) 0.3 (junction to ambient) (Note 1) TJ,TSTG Operating Junction and Storage Temperature Range -55 ~ +175 Note: 1. Valid provided that leads are kept at ambient temperature at a distance of 8mm from case.
C/mW
o
C
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CHARACTERISTICS TABLE
VZ(V) TYPE CLASSIFICATION A 2CW37-2.0 2CW37-2.2 2CW37-2.4 2CW37-2.7 2CW37-3.0 2CW37-3.3 2CW37-3.6 2CW37-3.9 2CW37-4.3 2CW37-4.7 2CW37-5.1 2CW37-5.6 2CW37-6.2 2CW37-6.8 2CW37-7.5 2CW37-8.2 2CW37-9.1 2CW37-10 2CW37-11 2CW37-12 2CW37-13 2CW37-15 2CW37-16 2CW37-18 2CW37-20 2CW37-22 2CW37-24 2CW37-27 2CW37-30 2CW37-33 2CW37-36
1.88-2.02 2.08-2.23 2.28-2.43 2.50-2.75 2.80-3.05 3.10-3.35 3.40-3.65 3.70-3.95 4.00-4.35 4.40-4.75 4.80-5.15 5.20-5.70 5.80-6.30 6.40-6.90 7.00-7.60 7.70-8.30 8.50-9.20 9.40-10.10 10.4-11.10 11.40-12.20 12.4-13.4 13.8-14.9 15.3-16.4 16.8-18.1 18.8-20.2 20.8-22.2 22.8-24.4 25.2-27.20 28.0-30.50 31.0-33.50 34.0-36.50
Rz IZ (mA)
5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
IR1(25oC) IZ (mA)
5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
IR2 max (mA)
100 100 100 100 100 100 50 50 50 50 10 10 10 10 10 10 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
100oC VR (V)
0.4 0.5 0.6 0.7 0.8 1.0 1.0 1.0 1.0 1.5 1.5 1.5 3.0 4 5.1 5.6 6.2 6.8 7.5 8.2 9 10 11 12 13 15 16 18 20 22 24
IZ (25oC) max (mA)
150 140 130 130 120 110 100 95 90 85 80 70 64 58 53 47 43 40 36 32 29 27 24 21 20 18 16 14 13 12 11
B
1.98-2.12 2.18-2.33 2.38-2.56 2.65-2.90 2.95-3.20 3.25-3.50 3.55-3.80 3.85-4.10 4.25-4.60 4.65-5.00 5.00-5.40 5.50-6.00 6.10-6.60 6.70-7.20 7.40-7.90 8.10-8.70 9.00-9.60 9.90-10.60 10.90-11.60 12-12.7 13.1-14.1 14.6-15.6 16.1-17.1 17.8-19.1 19.9-21.2 21.9-23.3 24.1-25.6 26.6-28.60 29.5-32.0 32.5-35.00 35.5-38.0
max (W)
100 100 100 100 100 100 100 100 100 100 50 30 17 15 15 20 20 25 30 30 35 35 40 40 50 60 70 80 100 120 140
max (mA)
10 10 10 10 10 10 5 5 5 5 1 1 1 1 1 1 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
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