LTC1261C Ver la hoja de datos (PDF) - Linear Technology

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componentes Descripción

Fabricante

LTC1261C

Switched Capacitor Regulated Voltage Inverter

Linear Technology 

TYPICAL APPLICATIONS

High Supply Voltage, – 5V Output GaAs FET Bias Generator

8V ≤ VBAT ≤ 12V

1N4733A

5.1V

1µF

SHUTDOWN

0.1µF

0.1µF

14

2

C1+

VCC

SHDN

13

3 C1–

REG 12

4

LTC1261

C2+

OUT

11

5 C2–

ADJ 10

NC 8 R1

R0

7

NC

RADJ 9

GND

6

100pF

P-CHANNEL

POWER SWITCH

10k

–5V BIAS

+ 3.3µF

GaAs

TRANSMITTER

LTC1261 • TA07

LTC1261

Low Output Voltage Generator

5V

1µF

0.1µF

1

VCC ADJ 5

2 C1+

3

LTC1261

C1–

OUT 6

GND

4

100pF

RS

124k

1N5817

VOUT = VCC – 10µA (RS + 124k)

+ 3.3µF

= – 0.5V (RS = 426k)

= –1V (RS = 476k)

LTC1261 • TA10

– 5V Supply Generator

3V ≤ VCC ≤ 7V

1µF

0.1µF

0.1µF

14

2 C1+ VCC ADJ 10

100pF

3 C1–

RADJ 9

4

LTC1261

C2+

R1

8

NC

5 C2–

R0 7 NC

OUT 11

GND

6

–5V 5%

AT 10mA

+ 3.3µF

LTC1261 • TA09

Minimum Parts Count – 4V Generator

5V

1 VCC

SHDN 8

2 C1+

REG 7

1µF

0.1µF

3

LTC1261-4

C1–

OUT

6

4 GND COMP 5

VOUT = –4V

at 10mA

+ 3.3µF

LTC1261 • TA12

For more information www.linear.com/LTC1261

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