D
S26002 Rev. E-2 1 of 2 1N4933/L-1N4937/L
1N4933/L - 1N4937/L
1.0A FAST RECOVERY RECTIFIER
Features
"L" Suffix Designates A-405 Package
No Suffix Designates DO-41 Package
A
A
B
C
D
DO-41 Plastic
A-405
Dim
Min
Max
Min
Max
A
25.40
25.40
B
4.06
5.21
4.10
5.20
C
0.71
0.864
0.53
0.64
D
2.00
2.72
2.00
2.70
All Dimensions in mm
Maximum Ratings and Electrical Characteristics
@ T
A
= 25
C unless otherwise specified
Diffused Junction
Fast Switching for High Efficiency
High Current Capability and Low Forward
Voltage Drop
Surge Overload Rating to 30A Peak
Low Reverse Leakage Current
Plastic Material: UL Flammability
Classification Rating 94V-0
Mechanical Data
Case: Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: DO-41 0.35 grams (approx)
A-405 0.20 grams (approx)
Mounting Position: Any
Marking: Type Number
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Symbol
1N4933/L
1N4934/L
1N4935/L
1N4936/L
1N4937/L
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
50
100
200
400
600
V
RMS Reverse Voltage
V
R(RMS)
35
70
140
280
420
V
Average Rectified Output Current
(Note 1)
@ T
A
= 75
C
I
O
1.0
A
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
I
FSM
30
A
Forward Voltage Drop
@ I
F
= 1.0A
V
FM
1.2
V
Peak Reverse Current
@T
A
= 25
C
at Rated DC Blocking Voltage
@ T
A
= 100
C
I
RM
5.0
100
mA
Reverse Recovery Time (Note 3)
t
rr
200
ns
Typical Junction Capacitance (Note 2)
C
j
15
pF
Typical Thermal Resistance Junction to Ambient
R
qJA
100
K/W
Operating and Storage Temperature Range
T
j,
T
STG
-65 to +150
C
Notes:
1.Leads maintained at ambient temperature at a distance of 9.5mm from the case.
2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
3. Measured with I
F
= 0.5A, I
R
= 1A, I
rr
= 0.25A.
D
S26002 Rev. E-2 2 of 2 1N4933/L-1N4937/L
1
10
100
1
10
100
C
,
CAP
ACIT
ANCE
(pF)
j
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
R
T = 25C
f = 1MHz
j
1
10
100
0
NUMBER OF CYCLES AT 60 Hz
Fig. 3 Max Non-Repetitive Peak Fwd Surge Current
I
,
PEAK
FWD
SURGE
CURRENT
(A)
FSM
10
20
30
Pulse Width
8.3ms Single Half
Sine-Wave
0.6
0.8
1.0
1.2
1.4
1.6
0.01
0.1
1.0
10
20
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
I
,
INST
ANT
ANE
O
US
F
O
R
W
ARD
CURRENT
(A)
F
T = 25C
Pulse Width = 300s
J
0
25
50
75
100
125 150
175
0.2
0.4
0.6
0.8
1.0
0
I
,
A
VERAGE
FWD
RECTIFIED
CURRENT
(A)
(A
V)
T , AMBIENT TEMPERATURE (C)
Fig. 1 Forward Current Derating Curves
A
PC Board Mounted
9.5mm Lead Lengths
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