LTC1516 Linear Technology, LTC1516 Datasheet - Page 3

• Manufacturer Part Number: LTC1516
• Description: Micropower/ Regulated 5V Charge Pump DC/DC Converter
• Manufacturer: Linear Technology

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