DS26002 Rev. 6 - 2
1 of 3
1N4933/L-1N4937/L
www.diodes.com
Diodes Incorporated
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
Dim
DO-41 Plastic
Min
A-405
Max
Min
Max
A
B
C
D
25.40
25.40
4.06
5.21
4.10
5.20
0.71
0.864
0.53
0.64
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
Lead Free Finish, RoHS Compliant (Note 4)
Mechanical Data
Case: DO-41, A-405
Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Terminals: Finish - Bright Tin. Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Mounting Position: Any
Ordering Information: See Last Page
Marking: Type Number
Weight: DO-41 0.35 grams (approximate)
A-405 0.20 grams (approximate)
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
1N4933/L
1N4934/L
1N4935/L
1N4936/L
1N4937/L
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current
(Note 1)
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
Forward Voltage Drop
50
100
200
400
600
V
35
70
140
280
420
V
@ T
A
= 75 C
I
O
1.0
A
I
FSM
30
A
@ I
F
= 1.0A
@T
A
= 25 C
@ T
A
= 100 C
V
FM
1.2
5.0
100
200
15
100
V
Peak Reverse Current
at Rated DC Blocking Voltage
Reverse Recovery Time (Note 3)
Typical Junction Capacitance (Note 2)
Typical Thermal Resistance Junction to Ambient
Operating and Storage Temperature Range
I
RM
A
t
rr
C
j
ns
pF
K/W
C
R
JA
T
j,
T
STG
-65 to +150
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.
4. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see EU Directive Annex Notes 5 and 7.