LTC1516 데이터 시트보기 (PDF) - Linear Technology
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LTC1516 Datasheet PDF : 8 Pages
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LTC1516
TYPICAL PERFORMANCE CHARACTERISTICS
Efficiency vs Input Voltage
90
IOUT = 10mA
80
70
60
50
2.0
2.5 3.0 3.5 4.0
INPUT VOLTAGE (V)
4.5 5.0
1516 • G01
Output Voltage vs Input Voltage
5.10
IOUT = 20mA
5.05
Output Current vs Input Voltage
120
COUT = 10µF
TA = 25°C
100
C1 = C2
= 0.22µF
80
C1 = C2
= 0.1µF
No Load Supply Current vs
Input Voltage
20
15
60
C1 = C2
= 0.047µF
40
10
C1 = C2
= 0.022µF
20
0
2
C1 = C2 = 0.01µF
3
4
5
INPUT VOLTAGE (V)
1516 • G02
5
2
3
4
5
INPUT VOLTAGE (V)
1516 • G03
Output Voltage vs Output Current
5.10
VIN = 3V
5.05
Load Transient Response, VIN = 3V
IOUT,
0mA TO 25mA,
10mA/DIV
5.00
5.00
VOUT,
AC COUPLED,
100mV/DIV
4.95
4.95
4.90
1
2
3
4
5
6
INPUT VOLTAGE (V)
1516 • G04
4.90
0.01
0.1
1
10
100
OUTPUT CURRENT (mA)
1516 • G05
1516 • G04
PIN FUNCTIONS
C1+ (Pin 1): Flying Capacitor 1, Positive Terminal.
VIN (Pin 2): Input Supply Voltage.
VOUT (Pin 3): 5V Output Voltage (VOUT = 0V in Shutdown).
C2+ (Pin 4): Flying Capacitor 2, Positive Terminal.
C2 – (Pin 5): Flying Capacitor 2, Negative Terminal.
GND (Pin 6): Ground.
SHDN (Pin 7): Active High CMOS Logic-Level Shutdown
Input.
C1 – (Pin 8): Flying Capacitor 1, Negative Terminal.
3
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