Datasheet

LT1912
6
1912fa
TEMPERATURE (°C)
V
C
VOLTAGE (V)
1.50
2.00
2.50
1912 G19
1.00
0.50
0
CURRENT LIMIT CLAMP
SWITCHING THRESHOLD
–50 25–25 0 50 75 100 150125
1912 G21
I
L
0.5A/DIV
V
SW
5V/DIV
V
OUT
10mV/DIV
V
IN
= 12V; V
OUT
= 3.3V
I
LOAD
= 110mA
2µs/DIV
1912 G22
I
L
1A/DIV
V
SW
5V/DIV
V
OUT
10mV/DIV
V
IN
= 12V; V
OUT
= 3.3V
I
LOAD
= 1A
2µs/DIV
V
C
Voltages
Switching Waveforms;
Discontinuous Operation
Switching Waveforms;
Continuous Operation
T
A
= 25°C unless otherwise noted.
TYPICAL PERFORMANCE CHARACTERISTICS