CZRMF4747A-HF Datasheet, PDF (2/4 Pages) Comchip Technology – SMD Zener Diode

SMD Zener Diode
RATING AND CHARACTERISTIC CURVES (CZRMF4747A-HF)
Fig.1 - Power Temperature Derating Curve
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0 25 50 75 100 125 150 175
Lead Temperature, TL (˚C)
Fig.2 - Temperature Coefficients
v.s. Zener Voltage
100
Range
10
1
10
100
Zener Voltage, VZ (V)
Fig.3 - Typical Thermal Resistance
v.s. Lead Length
175
150
125
100
75
50
25
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
Lead Length to Heatsink, L (inches)
100
5% Duty Cycle
Fig.4 - Maximum Surge Power
11V-91V Non-Repetitive
Rectangular Waveform TJ=25°C
Prior to Initial Pulse
10 _{10% Duty Cycle}
20% Duty Cycle
1
0.01
0.1
1
10
100
Pulse Width, PW (s)
Company reserves the right to improve product design , functions and reliability without notice.
QW-JZ012
Comchip Technology CO., LTD.
1000
REV:A
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