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1N4934_15 Datasheet, PDF (1/7 Pages) Leshan Radio Company – Plastic package has Underwriters Laboratory
LESHAN RADIO COMPANY, LTD.
1.Feature & Dimensions
1N4933 thru 1N4937
* Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Fast Recovery Rectifiers
* High temperature metallurgically bonded construction
* Diffused junction
* Capable of meeting environmental standards of MIL-S-19500
Reverse Voltage 50 to 600V
Forward Current 1.0A
* 1.0 A operation at TA=55°C with no thermal runaway
* For use in high frequency rectifier circuits
* Fast switching for high efficiency
* Typical IR less than 1.0µA
* High temperature soldering guaranteed:
260°C/10 seconds
* 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension
2.Mechanical Data
Case: JEDEC DO-41, molded plastic body
Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.012 oz., 0.34 g
Handling precautin:None
3.Electrical Characteristic
We declare that the material of product
compliance with RoHS requirements.
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
symbol
1N 1N 1N 1N 1N
4933 4934 4935 4936 4937
Unit
Maximum repetitive peak reverse voltage
VRRM
50 100 200 400 600 V
Maximum RMS voltage
VRMS
35 70 140 280 420 V
Maximum DC blocking voltage
VDC
50 100 200 400 600 V
Maximum average forward rectified current
0.375" (9.5mm) lead length at TA = 55°C
IF(AV)
1.0
A
Peak forward surge current 8.3ms single half
sine-wave superimposed on rated load (JEDEC
IFSM
Method)
30
A
Maximum full load reverse current, full cycle
average,0.375"(9.5mm) lead lengths at TA = 55° IR(AV)
100
µA
C
Typical thermal resistance (Note 2)
RθJA
Operating junction and storage temperature range TJ, TSTG
55
–50 to +150
°C/W
°C
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
symbol
1N 1N 1N 1N 1N
4933 4934 4935 4936 4937
Unit
Maximum instantaneous forward voltage at 1.0A
VF
Maximum DC reverse current TA = 25°C
at rated DC blocking voltage TA = 100°C
IR
Typical reverse recovery time (Note 1)
trr
Typical junction capacitance at 4.0V, 1MHz
CJ
1.2
V
5.0
200
µA
150
ns
15
PF
NOTES:
1. IF = 0.5A, IR = 1.0A, IRR = 0.25A
2. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
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