1N4933 thru 1N4937
Fast Recovery Rectifiers
Reverse Voltage 50 to 600 Volts Forward Current 1.0 Ampere
Features
Plastic package has Underwriters Laboratories Flammability
Classification 94V-0
Fast switching for high efficiency
Construction utilizes void-free molded plastic technique
1.0 Ampere operation at TA=75oC with no thermal runaway
High temperature soldering guaranteed: 250oC/10 seconds,
0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension
TJ is 150oC (Max.) and TSTG is 175oC (Max.) with PI glue
Mechanical Data
Case: JEDEC DO-204AL (DO-41)/A-405, molded plastic body
Terminals: Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: DO-41 - 0.012 ounce, 0.33 gram
A-405 - 0.008 ounce, 0.22 gram
Note: Lead diameter is 0.025(0.64)/0.021(0.53) for suffix "S" part numbers
Maximum Ratings and Electrical Characteristics
Ratings at 25oC ambient temperature unless otherwise specified.
Parameter
Symbols
1N4933
1N4934
1N4935
1N4936
1N4937
Units
Maximum repetitive peak reverse voltage
Maximum RMS Voltage
VRRM
VRMS
VDC
50
35
50
100
70
200
140
200
400
280
400
600
420
600
Volts
Volts
Volts
Maximum DC blocking voltage
100
Maximum average forward rectified current
0.375" (9.5mm) lead length at TA=75oC
IF(AV)
1.0
Amp
Peak forward surge current
8.3ms single half sine-wave superimposed on
IFSM
30.0
Amps
rated load (JEDEC Method) at TA=75oC
Maximum reverse recovery current (Note 1)
IRM
VF
2.0
1.2
Amps
Volts
Maximum instantaneous forward voltage at 1.0A
Maximum DC reverse current
at rated DC blocking voltage
@TA=25oC
5.0
100
uA
IR
@TA=100oC
Maximum reverse recovery time at IF=0.5A, IR=1.0A,
nS
pF
trr
200
12
I =0.25A
rr
Typical junction capacitance at 4.0V, 1MHz
Typical thermal resistance (Note 1)
CJ
RθJA
RθJL
55
25
oC/W
Operating junction temperature range
Storage temperature range
TJ
-55 to +125
-55 to +150
oC
oC
TSTG
Notes:
1. Thermal resistance from junction to ambient, and from junction to lead at 0.375" (9.5mm) lead length, P.C.B. mounted
123