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 LESHAN RADIO COMPANY, LTD.
Ultra High Speed Switching Application
L1SS181LT1
Low forward voltage : VF (3) = 0.92V (typ.) Fast reverse recovery time : trr = 1.6ns (typ.) Small total capacitance : CT = 2.2pF (typ.)
1 3
CATHODE 1 3 ANODE 2 CATHODE
2
SOT -23
Driver Marking
L1SS181LT1 = A3
Maximum Ratings (TA = 25C)
Characteristic Maximum (peak) reverse voltage Reverse voltage Maximum (peak) forward current Average forward current Surge current (10ms) Power dissipation Junction temperature Storage temperature range
* : Unit rating. Total rating = Unit rating x 1.5.
Symbol VRM VR IFM IO IFSM P Tj Tstg
Rating 85 80 300 * 100 * 2* 150 125 -55~+125
Unit V V mA mA A mW C C
Electrical Characteristics (TA = 25C)
Characteristic Symbol VF (1) VF (2) VF (3) IR (1) IR (2) CT trr Test Circuit - - - - - - - Test Condition IF = 1mA IF = 10mA IF = 100mA VR = 30V VR = 80V VR = 0, f = 1MHz IF = 10mA (Fig.5) Min - - - - - - - Typ. 0.61 0.74 0.90 - - 2.2 1.6 Max - - 1.20 0.1 0.5 4.0 4.0 V Unit
Forward voltage
Reverse current Total capacitance Reverse recovery time
A pF ns
L1SS181LT1 -1/3
LESHAN RADIO COMPANY, LTD.
L1SS181LT1 Electrical characteristic curves
10 Ta=100 1 75
25 -25
100n
50 25
10n
0
0.2
0.4
0.6
0.8
1.0
1.2
1n 0 20 40 60 80
Fig.1 FORWARD VOLTAGE VF(V)
Fig.2 REVERSE VOLTAGE VR(V)
2.5 2.0
100 f=1MHz Ta=25 50 30 10 5 3 1 0.5 0.3 1 3 10 30 100 0.1 0.3 1 3 10 30 Ta=25 Fig.5
1.5
1.0 0.5
0
Fig.3 REVERSE VOLTAGE VR(V)
Fig.4 FORWARD CURRENT IF(mA)
OUTPUT WAVEFORM
0.01 F DUT
0
-6V
INPUT
OUTPUT OSCILLOSCOPE (R IN=50 ) E
IF=10mA 0
IR
50ns PULSE GENERATOR (R OUT=50 )
0.1I R
trr
Fig.5 Reverse recovery time (trr) test circuit
L1SS181LT1 -2/3
LESHAN RADIO COMPANY, LTD.
L1SS181LT1
SOT-23
NOTES:
A L 3 1 V G 2 BS DIM MIN A B C D G H J K L S V 0.1102 0.0472 0.0350 0.0150 0.0701 0.0005 0.0034 0.0140 0.0350 0.0830 0.0177 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M,1982 2. CONTROLLING DIMENSION: INCH. INCHES MAX 0.1197 0.0551 0.0440 0.0200 0.0807 0.0040 0.0070 0.0285 0.0401 0.1039 0.0236 MILLIMETERS MIN MAX 2.80 1.20 0.89 0.37 1.78 0.013 0.085 0.35 0.89 2.10 0.45 3.04 1.40 1.11 0.50 2.04 0.100 0.177 0.69 1.02 2.64 0.60
C D H K J
PIN 1. BASE 2. EMITTER 3. COLLECTOR
0.037 0.95
0.037 0.95
0.079 2.0 0.035 0.9 0.031 0.8
inches mm
L1SS181LT1 -3/3


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