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LTC1261CS Datasheet(PDF) 4 Page - Linear Technology

Part # LTC1261CS
Description  Switched Capacitor Regulated Voltage Inverter
PDF  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1261CS Datasheet(HTML) 4 Page - Linear Technology

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4
LTC1261
TYPICAL PERFORMANCE CHARACTERISTICS
Maximum Output Current
vs Supply Voltage
Supply Current
vs Supply Voltage
Output Voltage
vs Output Current
Output Voltage (Doubler Mode)
vs Supply Voltage
Output Voltage (Tripler Mode)
vs Supply Voltage
OUTPUT CURRENT (mA)
0
–3.9
–3.7
–3.5
–3.6
–3.8
–4.0
–4.2
–4.4
8
LT1261 • TP01
–4.1
–4.3
–4.5
2
135
79
4
6
10
VCC = 5V
DOUBLER MODE
VCC = 3.3V
TRIPLER MODE
TA = 25°C
SUPPLY VOLTAGE (V)
5.0
–3.9
–3.7
–3.5
–3.6
–3.8
–4.0
–4.2
–4.4
6.6
LT1261 • TP02
–4.1
–4.3
–4.5
5.4
5.2
5.6
6.0
6.4
6.8
5.8
6.2
7.0
TA = 85°C
TA = 25°C
TA = –40°C
SUPPLY VOLTAGE (V)
3
–4.5
–4.4
–4.3
–4.2
–4.1
–4.0
–3.9
–3.8
–3.7
–3.6
–3.5
4
5
LTC1261 • TPC03
6
7
TA = 85°C
TA = 25°C
TA = –40°C
Supply Current
vs Temperature
SUPPLY VOLTAGE (V)
3.0
10
20
30
40
50
3.5
4.0
4.5
5.0
LTC1261 • TPC04
5.5
6.0
6.5
7.0
VOUT = –4V ±5%
TA = 25°C
TRIPLER MODE
DOUBLER MODE
SUPPLY VOLTAGE (V)
500
1000
600
800
700
900
1200
3.5
4.5
5.5
6.5
LTC1261 • TPC05
7.5 8.0
3.0
4.0
5.0
6.0
7.0
VOUT = –4V
TA = 25°C
TRIPLER MODE
DOUBLER MODE
TEMPERATURE (˚C)
–40
900
1000
1200
20
60
LTC1261 • TPC06
800
700
–20
0
40
80
100
600
500
VOUT = –4V
VCC = 5V
DOUBLER MODE
VCC = 3.3V
TRIPLER MODE
(See Test Circuits)
Doubler Mode
1
2
3
4
8
7
6
5
LTC1261-4
SHDN
REG
OUT
COMP
VCC
C1+
C1–
GND
0.1
µF
LTC1261 • TCO1
3.3
µF
VOUT = –4V ±5%
5V
10
µF
+
2
3
4
5
10
9
8
7
11
ADJ
RADJ
R1
R0
OUT
C1+
C1–
C2+
C2–
0.1
µF
LTC1261 • TC02
6
14
0.1
µF
10
µF
LTC1261CS
VIN = 3.3V
VCC
GND
3.3
µF
VOUT = –4V ±5%
+
TEST CIRCUITS
Tripler Mode



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