LT3468/LT3468-1/LT3468-2
TYPICAL PERFOR A CE CHARACTERISTICS LT3468 curves use the circuit of Figure 6, LT3468-1
curves use the circuit of Figure 7 and LT3468-2 use the circuit of Figure 8 unless otherwise noted.
LT3468 Switching Waveform
VIN = 3.6V
VOUT = 100V
LT3468-1 Switching Waveform
VIN = 3.6V
VOUT = 100V
LT3468-2 Switching Waveform
VIN = 3.6V
VOUT = 100V
VSW
10V/DIV
IPRI
1A/DIV
1µs/DIV
VSW
10V/DIV
IPRI
1A/DIV
3468 G19
1µs/DIV
VSW
10V/DIV
IPRI
1A/DIV
3468 G22
1µs/DIV
3468 G21
LT3468 Switching Waveform
VIN = 3.6V
VOUT = 300V
LT3468-1 Switching Waveform
VIN = 3.6V
VOUT = 300V
LT3468-2 Switching Waveform
VIN = 3.6V
VOUT = 300V
VSW
10V/DIV
IPRI
1A/DIV
1µs/DIV
VSW
10V/DIV
IPRI
1A/DIV
3468 G20
1µs/DIV
VSW
10V/DIV
IPRI
1A/DIV
3468 G23
LT3468/LT3468-1/LT3468-2
Switch Breakdown Voltage
10 SW PIN IS RESISTIVE UNTIL BREAKDOWN
9 VOLTAGE DUE TO INTEGRATED
RESISTORS. THIS DOES NOT INCREASE
8 QUIESCENT CURRENT OF PART
7
6
T = 25°C
5
4
T = –40°C
T = 85°C
3
2
1
0
VIN = VCHARGE = 5V
0 10 20 30 40 50 60 70 80 90 100
SWITCH VOLTAGE (V)
3468 G25
1µs/DIV
3468 G24
346812f
5