LL4934G [LGE]
1.0AMP. Surface Mount Glass Plassivated Silicon Rectifiers; 1.0AMP 。表面安装玻璃Plassivated矽整流器
| 型号： | LL4934G |
| 厂家： | 
LGE |
| 描述： | 1.0AMP. Surface Mount Glass Plassivated Silicon Rectifiers |
| 文件： | 总2页 (文件大小：218K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
LL4933G-LL4937G
1.0AMP. Surface Mount Glass Plassivated Silicon Rectifiers
MELF
Features
ꢀ
Plastic package has carries underwriters
laboratory flammability classification 94V-0.
ꢀ
ꢀ
ꢀ
Surge overload rating to 30 amperes peak
Ideal for printed circuit board
Reliable low cost construction utilizing molded
plastic technique results in inexpensive
product
ꢀ
High temperature soldering guaranteed:
o
260 C / 10 seconds at terminals.
Mechanical Data
ꢀ
Mounting position: Any
Weight: 0.12 gram
Dimensions in inches and (millimeters)
ꢀ
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%
LL
LL
LL
LL
LL
Symbol
Maximum Recurrent Peak Reverse Voltage VRRM
Type Number
Units
4933G 4934G 4935G 4936G 4937G
50
35
50
100
70
200
140
200
400
280
400
600
420
600
V
V
V
Maximum RMS Voltage
VRMS
VDC
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
100
I(AV)
1.0
30
A
A
V
o
@TA = 75 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
uA
uA
Maximum DC Reverse Current @ TA=25 C
o
at Rated DC Blocking Voltage @ TA=125 C
100
Maximum Reverse Recovery Time(Note 3)
Typical Junction Capacitance ( Note 1 )
Typical Thermal Resistance (Note 2)
Trr
Cj
150
nS
pF
15
60
o
R
θJC
C/W
o
Operating and Storage Temperature Range
TJ,TSTG
- 65 to + 150
C
1. Measured at 1 MHz and Applied Reverse Voltage of 4.0 Volts D.C.
2. Thermal Resistance from Junction to case. Mount on 0.2” x 0.2” Cu-pad on P.C.B.
3. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A
Notes:
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mail:lge@luguang.cn
LL4933G-LL4937G
1.0AMP. Surface Mount Glass Plassivated Silicon Rectifiers
RATINGS AND CHARACTERISTIC CURVES (LL4933G THRU LL4937G)
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
FIG.2- TYPICAL FORWARD CHARACTERISTICS
1.0
0.8
0.6
0.4
20
10
3
1
P.C.B. MONTED ON 0.2X0.2"
(5.0X5.0mm)COPPER AREAS PADS
0.2
0
0.3
0.1
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE. (oC)
FIG.3- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
Tj=25oC
Pulse Width=300
1% Duty Cycle
0.03
30
20
10
0
s
TJ=750C
8.3ms Single Half Sine Wave
JEDEC Method
0.01
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
FORWARD VOLTAGE. (V)
FIG.5- TYPICAL REVERSE CHARACTERISTICS
1000
1.0 CYCLE
1
2
4
6
8
10
20
40 60 80 100
NUMBER OF CYCLES AT 60Hz
TJ=1250C
100
FIG.4- TYPICAL JUNCTION CAPACITANCE
20
10
TJ=750C
Tj=250C
10
TJ=250C
f=1 MHz
Vsig=50mVp-p
1
1
0
20
40
60
80
100
120
140
1
10
100
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
REVERSE VOLTAGE. (V)
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
10
trr
NONINDUCTIVE
NONINDUCTIVE
+0.5A
(-)
DUT
(+)
PULSE
GENERATOR
(NOTE 2)
0
50Vdc
(approx)
(-)
-0.25A
OSCILLOSCOPE
(NOTE 1)
(+)
NON
INDUCTIVE
-1.0A
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
1cm
SET TIME BASE FOR
5/ 10ns/ cm
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
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mail:lge@luguang.cn
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