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Diodes Semiconductor Electronic Components Datasheet

1N4937L Datasheet

(1N4933 - 1N4937) 1.0A FAST RECOVERY RECTIFIER

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1N4937L pdf
SPICE MODELS: 1N4933 1N4934 1N4935 1N4936 1N4937
1N4933/L - 1N4937/L
1.0A FAST RECOVERY RECTIFIER
Features
· 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)
ABA
Mechanical Data
D
· 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)
DO-41 Plastic
A-405
Dim
Min Max Min Max
A 25.40 ¾ 25.40 ¾¾
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
“L” Suffix Designates A-405 Package
No Suffix Designates DO-41 Package
Maximum Ratings and Electrical Characteristics @ TA = 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
C
Characteristic
Symbol
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
RMS Reverse Voltage
VR(RMS)
Average Rectified Output Current
(Note 1)
@ TA = 75°C
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
IO
IFSM
Forward Voltage Drop
@ IF = 1.0A VFM
Peak Reverse Current
at Rated DC Blocking Voltage
Reverse Recovery Time (Note 3)
@TA = 25°C
@ TA = 100°C
IRM
trr
Typical Junction Capacitance (Note 2)
Cj
Typical Thermal Resistance Junction to Ambient
RqJA
Operating and Storage Temperature Range
Tj, TSTG
1N4933/L
50
35
1N4934/L 1N4935/L 1N4936/L
100 200 400
70 140 280
1.0
30
1.2
5.0
100
200
15
100
-65 to +150
1N4937/L
600
420
Unit
V
V
A
A
V
mA
ns
pF
K/W
°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 IF = 0.5A, IR = 1A, Irr = 0.25A.
4. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see EU Directive Annex Notes 5 and 7.
DS26002 Rev. 6 - 2
1 of 3
www.diodes.com
1N4933/L-1N4937/L
ã Diodes Incorporated


Diodes Semiconductor Electronic Components Datasheet

1N4937L Datasheet

(1N4933 - 1N4937) 1.0A FAST RECOVERY RECTIFIER

No Preview Available !

1N4937L pdf
1.0 20
10
0.8
0.6 1.0
0.4
0.2
PC Board Mounted
9.5mm Lead Lengths
0
0 25 50
75
100
125 150
175
TA, AMBIENT TEMPERATURE (ºC)
Fig. 1 Forward Current Derating Curves
30
Pulse Width
8.3ms Single Half
Sine-Wave
0.1
0.01
0.6
0.8 1.0
TJ = 25°C
Pulse Width = 300µs
1.2 1.4 1.6
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
100
Tj = 25C
f = 1MHz
20
10
10
0
1 10 100
NUMBER OF CYCLES AT 60 Hz
Fig. 3 Max Non-Repetitive Peak Fwd Surge Current
1
1
10
VR, REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
100
DS26002 Rev. 6 - 2
2 of 3
www.diodes.com
1N4933/L-1N4937/L


Part Number 1N4937L
Description (1N4933 - 1N4937) 1.0A FAST RECOVERY RECTIFIER
Maker Diodes Incorporated
Total Page 3 Pages
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