Pin Descriptions

Pin Designator

Pin Name

Pin Function

A1

VDD

Power Supply

A2

BstFB

Regulator Feedback Input. Connect BstFB to an external resistive voltage

divider to set the boost output voltage.

A3

Soft Start

Soft start capacitor

A4

SW_GND

Booster ground

A5

SW

Drain of the Internal FET switch

B1

INR+

Non-inverting right channel input

B2

INR-

Inverting right channel input

B3

FB_GND

Ground return for R1, R2 resistor divider

B4

INL-

Inverting left channel input

B5

INL+

Non-inverting left channel input

C1

V1

Amplifier supply voltage. Connect to PV1.

C2

BstSD

Regulator active low shutdown

C3

GND

Ground

C4

Gain0

Gain setting input 0

C5

PV1

Amplifier H-bridge power supply. Connect to V1.

D1

AmpSD

Amplifier active low shutdown

D2

OUTR+

Non-inverting right channel output

D3

NC

No connect

D4

OUTL+

Non-inverting left channel output

D5

Gain1

Gain setting input 1

E1

VLimit

Set to control output clipping level

E2

OUTR-

Inverting right channel output

E3

PGND

Power ground

E4

OUTL-

Inverting left channel output

E5

NC

No connect

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