1N4937 [DIODES]
1.0A FAST RECOVERY RECTIFIER; 1.0A快速恢复整流
| 型号： | 1N4937 |
| 厂家： | 
DIODES INCORPORATED |
| 描述： | 1.0A FAST RECOVERY RECTIFIER |
| 文件： | 总2页 (文件大小：62K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
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
A
B
A
·
·
·
Surge Overload Rating to 30A Peak
Low Reverse Leakage Current
Plastic Material: UL Flammability
Classification Rating 94V-0
C
D
DO-41 Plastic
A-405
Mechanical Data
Dim
A
Min
25.40
4.06
0.71
2.00
Max
¾
Min
Max
¾¾
5.20
0.64
2.70
·
·
Case: Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
25.40
4.10
0.53
2.00
B
5.21
0.864
2.72
·
·
·
·
·
Polarity: Cathode Band
C
Weight: DO-41 0.35 grams (approx)
A-405 0.20 grams (approx)
Mounting Position: Any
D
All Dimensions in mm
Marking: Type Number
“L” Suffix Designates A-405 Package
No Suffix Designates DO-41 Package
@ TA = 25°C unless otherwise specified
Maximum Ratings and Electrical Characteristics
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
VRRM
VRWM
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
50
35
100
70
200
400
280
600
420
V
VR
VR(RMS)
RMS Reverse Voltage
140
1.0
V
A
Average Rectified Output Current
(Note 1)
IO
@ TA = 75°C
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
IFSM
30
A
Forward Voltage Drop
@ IF = 1.0A
VFM
IRM
1.2
V
Peak Reverse Current
at Rated DC Blocking Voltage
@TA 25°C
=
5.0
100
mA
@ TA = 100°C
trr
Cj
Reverse Recovery Time (Note 3)
200
15
ns
pF
Typical Junction Capacitance (Note 2)
RqJA
Tj, TSTG
Typical Thermal Resistance Junction to Ambient
Operating and Storage Temperature Range
100
K/W
°C
-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 IF = 0.5A, IR = 1A, Irr = 0.25A.
DS26002 Rev. E-2
1 of 2
1N4933/L-1N4937/L
20
10
1.0
0.8
0.6
1.0
0.4
0.2
0
0.1
TJ = 25°C
PC Board Mounted
9.5mm Lead Lengths
Pulse Width = 300µs
0.01
0
175
25
50
75
100
125 150
0.6
0.8
1.0
1.2
1.4
1.6
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
TA, AMBIENT TEMPERATURE (ºC)
Fig. 1 Forward Current Derating Curves
30
20
100
Tj = 25C
f = 1MHz
Pulse Width
8.3ms Single Half
Sine-Wave
10
10
0
1
1
10
1
10
100
100
VR, REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
NUMBER OF CYCLES AT 60 Hz
Fig. 3 Max Non-Repetitive Peak Fwd Surge Current
DS26002 Rev. E-2
2 of 2
1N4933/L-1N4937/L
©2020 ICPDF网 联系我们和版权申明