LT1912 Linear Technology Corporation, LT1912 Datasheet - Page 6

• Manufacturer Part Number: LT1912
• Description: Step-Down Switching Regulator
• Manufacturer: Linear Technology Corporation

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LT1912
TYPICAL PERFOR A CE CHARACTERISTICS
6
2.50
2.00
1.50
1.00
0.50
0
–50
V
C
–25
Voltages
CURRENT LIMIT CLAMP
SWITCHING THRESHOLD
0
TEMPERATURE (°C)
25
50
75
W
100
125
1912 G19
U
150
10mV/DIV
0.5A/DIV
5V/DIV
V
V
OUT
SW
I
L
Switching Waveforms;
Discontinuous Operation
V
I
LOAD
IN
= 12V; V
= 110mA
OUT
= 3.3V
2μs/DIV
T
1912 G21
A
= 25°C unless otherwise noted.
10mV/DIV
5V/DIV
1A/DIV
V
V
OUT
SW
I
L
Switching Waveforms;
Continuous Operation
V
I
LOAD
IN
= 12V; V
= 1A
OUT
= 3.3V
2μs/DIV
1912 G22
1912f