RT9146/7

2

DS9146/7-02

February 2012

www.richtek.com

©

Copyright

2012 Richtek Technology Corporation. All rights reserved.

is a registered trademark of Richtek Technology Corporation.

RT9146

Pin No.

Pin Name

Pin Function

1, 5, 8

NC

No Internal Connection.

2

VIN

−

Negative Input.

3

VIN+

Positive Input.

4,

9 (Exposed Pad)

VS

−

Negative Supply Input. The exposed pad must be soldered to a large PCB and

connected to VS

− for maximum power dissipation.

6

VOUT

Output.

7

VS+

Positive Supply Input. Bypass VS+ to VS

− with a 0.1μF capacitor as close

placed as possible to the device.

RT9147

Pin No.

Pin Name

Pin Function

1, 2, 4, 5, 6, 13,

15, 16

NC

No Internal Connection.

3

VS+

Positive Supply Input. Bypass VS+ to VS

− with a 0.1μF capacitor as close

placed as possible to the device.

7

VOUTA

Output of Amplifier A.

8

VINA

−

Positive Input of Amplifier A.

9

VINA+

Negative Input of Amplifier A.

10,

17 (Exposed Pad)

VS

−

Negative Supply Input. The exposed pad must be soldered to a large PCB and

connected to VS

− for maximum power dissipation.

11

VINB+

Positive Input of Amplifier B.

12

VINB

−

Negative Input of Amplifier B.

14

VOUTB

Output of Amplifier B.

Functional Pin Description

Typical Application Circuit

VS+

VS-

+

-

VINx+

VINx-

VOUTx

VS+

TFT-LCD

Capacitance