IN4937 [COMCHIP]
Plastic Fast Recovery Rectifier; 塑料快恢复整流二极管
| 型号： | IN4937 |
| 厂家： | 
COMCHIP TECHNOLOGY |
| 描述： | Plastic Fast Recovery Rectifier |
| 文件： | 总2页 (文件大小：39K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Plastic Fast Recovery Rectifier
COMCHIP
www.comchiptech.com
1N4933 THRU 1N4937
Voltage Range 50 to 600 V
Current 1.0 Ampere
Features
Fast switching for high efficiency
Low forward voltage drop
DO-41
High current capability
Low reverse leakage current
.034(.86)
High surge current capability
DIA.
.028(.71)
Mechanical Data
Case: Molded plastic DO-41
1.0(25.4)
MIN.
Epoxy: UL 94V-0 rate flame retardant
Terminals: Solderable per MIL-STD-202
method 208
.205(5.2)
.160(4.1)
.107(2.7)
Polarity:Color band denotes cathode
Mounting position: Any
DIA.
.080(2.0)
1.0(25.4)
MIN.
Weight: 0.036gram
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
UNIT
SYMBOL
1N4933
1N4934
1N4935
1N4936
1N4937
V
V
V
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
VRRM
VRMS
VDC
50
35
50
100
70
200
140
200
400
280
400
600
420
600
Maximum DC Blocking Voltage
100
Maximum Average Forward Rectified
Current TL=55oC
1.0
A
A
V
IF(AV)
Peak Forward Surge Current, 8.3ms single
Half sine-wave superimposed on rated load
(JEDEC method)
IFSM
30
Maximum Instantaneous Forward Voltage
@ 1.0 A
VF
IR
1.2
Maximum DC Reverse Current @TJ=25oC
At Rated DC Blocking Voltage @TJ=100oC
uA
uA
nS
5.0
250
Maximum Reverse Recovery Time (Note 1)
Typical junction Capacitance (Note 2)
Typical Thermal Resistance (Note 3)
Trr
CJ
130
15
pF
R JA
75
oCW
Operating Junction and Storage
Temperature Range
oC
-55 to + 125
TJ, TSTG
NOTES : (1) Reverse recovery test conditions IF = 0.5A, IR = 1.0A, Irr = 0.25A.
(2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts DC.
(3) Thermal Resistance junction to lead.
Page 1
MDS0405001A
Plastic Fast Recovery Rectifier
COMCHIP
www.comchiptech.com
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
FIG.1 - FORWARD CURRENT DERATING CURVE
1.0
30
25
20
15
10
5
Pulse Width 8.3ms
Single Half-Sire-Wave
(JEDEC Method)
0.8
0.6
0.4
0.2
60 Hz Resistive or
Inductive load
0
0
0
50
100
150
1
10
100
LEAD TEMPERATURE, oC
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
10
1000
TJ=100oC
100
1.0
10
0.1
TJ=25oC
1
TJ=25oC
PULSE WIDTH=300uS
1% DUTY CYCLE
0.01
0.1
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
FIG.5 - TYPICAL JUNCTION CAPACITANCE
100
10
1
TJ = 25oC
f = 1.0 MHZ
Vsig = 50mVp-p
0.1
1.0
4.0 10
100
REVERSE VOLTAGE, VOLTS
Page 2
MDS0405001A
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