1N4937L-T [DIODES]
1.0A FAST RECOVERY RECTIFIER; 1.0A快速恢复整流
| 型号： | 1N4937L-T |
| 厂家： | 
DIODES INCORPORATED |
| 描述： | 1.0A FAST RECOVERY RECTIFIER |
| 文件： | 总2页 (文件大小：174K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
1N4933 - 1N4937
1.0 AMP. Fast Recovery Rectifiers
DO-41
Features
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High efficiency, Low VF
High current capability
High reliability
High surge current capability
Low power loss.
Mechanical Data
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Cases: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead: Pure tin plated, Lead free., solderable
per MIL-STD-202, Method 208 guaranteed
Polarity: Color band denotes cathode end
High temperature soldering guaranteed:
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Dimensions in inches and (millimeters)
o
260 C/10 seconds/.375”,(9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Weight: 0.34gram
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Maximum Ratings and Electrical Characteristics
o
Rating at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
1N
1N
1N
1N
1N
Symbol
Type Number
Units
4933 4934 4935 4936 4937
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
V
V
V
Maximum DC Blocking Voltage
100
Maximum Average Forward Rectified Current
I(AV)
1.0
30
A
A
V
o
.375 (9.5mm) Lead Length @TA = 50 C
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated Load
(JEDEC method )
IFSM
Maximum Instantaneous Forward Voltage
@ 1.0A
VF
IR
1.2
o
5.0
uA
uA
Maximum DC Reverse Current @ TA=25 C
o
at Rated DC Blocking Voltage @ TA=125 C
150
Maximum Reverse Recovery Time ( Note 1 )
Typical Junction Capacitance ( Note 2 )
Typical Thermal Resistance
Trr
Cj
200
10
nS
pF
o
R
65
C/W
θJA
o
Operating Temperature Range
TJ
-65 to +150
-65 to +150
C
o
Storage Temperature Range
TSTG
C
1. Reverse Recovery Test Conditions: IF=1.0A, VR=30V, di/dt=50A/uS, Irr=10% IRM for
Measurement of trr
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
3. Mount on Cu-Pad Size 5mm x 5mm on P.C.B.
Notes:
.
Version: A06
RATINGS AND CHARACTERISTIC CURVES (1N4933 THRU 1N4937)
FIG.2- TYPICAL REVERSE CHARACTERISTICS
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
20
10
1.0
0.75
0.5
RESISTIVE OR
INDUCTIVE LOAD
Tj=1250C
1
Tj=750C
0.25
0
0.375" (9.5mm) LEAD LENGTH
0.1
25
50
75
100
125
150
175
AMBIENT TEMPERATURE. (oC)
Tj=250C
FIG.3- MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
0.01
0
20
40
60
80
100
120
140
30
20
10
0
PERCENT OF RATED PEAK REVERSE
VOLTAGE. (%)
Tj=Tj max.
8.3ms Single Half Sine Wave
JEDEC Method
FIG.5- TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
100
10
1
10
NUMBER OF CYCLES AT 60Hz
FIG.4- TYPICAL JUNCTION CAPACITANCE
100
Tj=250C
1
10
0.1
Tj=250C
PULSE WIDTH-300
1% DUTY CYCLE
S
1
0.01
1
100
10
0.4
0.6
0.8
1.0
1.2
1.4
1.6
REVERSE VOLTAGE. (V)
FORWARD VOLTAGE. (V)
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
30 OHM/30 NI
W
IF
3.8 uH
IR
2
4
1
D.U.T.
1.4 CEM
60 HZ
117 V
0.1
mF
OUTPUT.
SCOPE
1 OHM
10 W
NI
10K OHM/ZW
NI
0.1mF
VR
Version: A06
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