TSC LL4933G_1

LL4933G - LL4937G
1.0AMP Surface Mount
Glass Passivated 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
Dimensions in inches and (millimeters)
Solderability per MIL-STD-750, method 208 at
terminals.
Mounting position: Any
Weight: 0.12 gram
Maximum Ratings and Electrical Characteristics
Rating at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
o
@TA = 75 C
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 oC
at Rated DC Blocking Voltage @ TA=125 oC
Maximum Reverse Recovery Time(Note 3)
Typical Junction Capacitance ( Note 1 )
Typical Thermal Resistance (Note 2)
Symbol
VRRM
VRMS
VDC
LL
4933G
50
35
50
LL
4934G
100
70
100
LL
4935G
200
140
200
LL
4936G
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
100
150
15
60
- 65 to + 150
uA
uA
nS
pF
IR
Trr
Cj
RθJC
Operating and Storage Temperature Range
TJ,TSTG
1. Measured at 1 MHz and Applied Reverse Voltage of 4.0 Volts D.C.
Notes:
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
o
C/W
o
C
Version: A06
RATINGS AND CHARACTERISTIC CURVES (LL4933G THRU LL4937G)
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
20
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
o
PEAK FORWARD SURGE CURRENT AMPERES
FIG.3- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
INSTANTANEOUS FORWARD CURRENT. (A)
10
0.8
AMBIENT TEMPERATURE. ( C)
30
3
1
0.3
0.1
0.03
Tj=25oC
Pulse Width=300 s
1% Duty Cycle
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.5- TYPICAL REVERSE CHARACTERISTICS
10
1000
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)
FIG.2- TYPICAL FORWARD CHARACTERISTICS
10
Tj=25 0C
INSTANTANEOUS REVERSE CURRENT. (mA)
AVERAGE FORWARD RECTIFIED
CURRENT AMPERES
1.0
TJ=125 0C
100
TJ=75 0C
10
TJ=25 0C
f=1 MHz
Vsig=50mVp-p
1
1
0
1
10
REVERSE VOLTAGE. (V)
100
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
NONINDUCTIVE
10
NONINDUCTIVE
trr
+0.5A
(+)
50Vdc
(approx)
(-)
(-)
DUT
NON
INDUCTIVE
PULSE
GENERATOR
(NOTE 2)
OSCILLOSCOPE
(NOTE 1)
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
0
-0.25A
(+)
-1.0A
1cm
SET TIME BASE FOR
5/ 10ns/ cm
Version: A06