TSC LL4936G

LL4933G THRU LL4937G
1.0 AMP Surface Mount Glass Passivated Silicon Rectifiers
Voltage Range
50 to 600 Volts
Current
1.0 Ampere
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:
260OC / 10 seconds at terminals.
Mechanical Data
Solderability per MIL-STD-750, method
208 at terminals.
Mounting position: Any
Weight: 0.12 gram
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25℃ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Symbol
LL
LL
Type Number
4933G 4934G
Maximum Recurrent Peak Reverse Voltage
50
100
VRRM
Maximum RMS Voltage
35
70
VRMS
Maximum DC Blocking Voltage
50
100
VDC
Maximum Average Forward Rectified Current
@TA = 75℃
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated Load
(JEDEC method )
Maximum Instantaneous Forward Voltage
@1.0A
Maximum DC Reverse Current @ TA=25℃
at Rated DC Blocking Voltage @ TA=100℃
LL
4935G
LL
4936G
200
140
200
400
280
400
LL
Units
4937G
600
420
600
V
V
V
I(AV)
1.0
A
IFSM
30
A
VF
1.2
V
5
uA
uA
100
Maximum Reverse Recovery Time(Note 3)
Trr
150
nS
Typical Junction Capacitance ( Note 1 )
Cj
15
pF
Typical Thermal Resistance (Note 2)
℃/W
RθJC
60
Operating and Storage Temperature Range
TJ,TSTG
℃
- 65 to + 150
Notes: 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
IR
- 478 -
RATINGS AND CHARACTERISTIC CURVES (LL4933G THRU LL4937G)
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
10W
NONINDUCTIVE
50W
NONINDUCTIVE
trr
+0.5A
(-)
DUT
(+)
50Vdc
(approx)
(-)
PULSE
GENERATOR
(NOTE 2)
1W
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
(+)
-1.0A
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
20
0.8
0.6
0.4
P.C.B. MONTED ON 0.2X0.2"
(5.0X5.0mm)COPPER AREAS PADS
0.2
0
0
25
50
75
100
125
150
175
PEAK FORWARD SURGE CURRENT AMPERES
AMBIENT TEMPERATURE. ( C)
FIG.3- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
INSTANTANEOUS FORWARD CURRENT. (A)
10
o
30
3
1
0.3
Tj=25oC
Pulse Width=300 s
1% Duty Cycle
0.1
0.03
0
TJ=75 C
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
20
FORWARD VOLTAGE. (V)
FIG.6- TYPICAL REVERSE CHARACTERISTICS
10
100
1.0 CYCLE
0
1
2
4
6
8 10
20
40
60 80 100
NUMBER OF CYCLES AT 60Hz
FIG.4- TYPICAL JUNCTION CAPACITANCE
20
JUNCTION CAPACITANCE.(pF)
SET TIME BASE FOR
5/ 10ns/ cm
FIG.5- TYPICAL FORWARD CHARACTERISTICS
10
Tj=25 0C
f=1 MHz
Vsig=50mVp-p
INSTANTANEOUS REVERSE CURRENT. (mA)
AVERAGE FORWARD RECTIFIED
CURRENT AMPERES
1cm
FIG.2- MAXIMUM FORWARD CURRENT DERATING
CURVE
1.0
0
-0.25A
TJ=100 0C
10
1
TJ=25 0C
0.1
1
0
1
10
REVERSE VOLTAGE. (V)
100
- 479 -
20
40
60
80
100
120
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
140