Samsung S1A2209A01-D0B0, S1A2209A01-S0B0 Datasheet

DUAL LOW VOLTAGE POWER AMP S1A2209A01

INTRODUCTION

The S1A2209A01 is a monolithic integrated audio amplifier in
an 8-pin plastic dualinline package. It is designed for use in por­table cassette tape players and radios.

8−DIP−300

FEATURES

• Wide range of operating supply voltage:
VCC = 1.8V — 9V

• Low crossover distortion

• Low quiescent circuit current

• Bridge/stereo configuration

8−SOP−225

ORDERING INFORMATION

Device Package Operating Temperature

S1A2209A01-D0B0 8−DIP−300
S1A2209A01-S0B0 8−SOP−225

BLOCK DIAGRAM

−20°C — +70°C

NF1

IN1 IN2 NF2

8 7 6 5

−

+

BIAS

+

CIRCUIT

1 2 3 4

OUT1

V

CC

OUT2 GND

−

1

S1A2209A01 DUAL LOW VOLTAGE POWER AMP

ABSOLUTE MAXIMUM RATINGS (Ta = 25°C)

Characteristic Symbol Value Unit

Supply Voltage V
Output Peak Current I

Power Dissipation P

Operating Temperature T
Storage Temperature T

CC

PK

D

OPR
STG

at T

at T

15 V

1 A

= 50°C 1.0

AMB

= 50°C 1.4

CASE

W

− 20 — + 70 °C

− 40 — +150 °C

ELECTRICAL CHARACTERISTICS

(Ta = 25°C, Vcc = 6V, f = 1kHz, unless otherwise specified)

Characteristic Symbol Test Conditions Min. Typ. Max. Unit

Operating Voltage Vcc − 1.8 − 9 V
Quiescent Circuit Current I

Closed Loop Voltage
Gain

CCQ

Gvc

Channel Balance C

Output Power P

VI = 0 − 6 − mA
Stereo − 40 − dB
Bridge − 40 − dB
Stereo − 1 0 1 dB

B

VCC = 6V, RL = 4Ω, THD=10% 0.4 0.65 − W

Stereo

VCC = 3V, RL = 4Ω, THD=10% − 0.11 − W

O

VCC = 6V, RL = 8Ω, THD=10% 0.9 1.35 − W

Bridge

VCC = 3V, RL = 4Ω, THD=10% − 0.35 − W

Total Harmonic Distortion THD

Bridge, RL = 8Ω, PO = 0.5W − 0.2 − %

Ripple Rejection Ratio RR Stereo, f =100Hz, C3 = 100uF 24 30 − dB

Stereo, RL = 8Ω, PO = 0.2W − 0.3 − %

Output Noise Voltage V

NO

Stereo, BW (-3dB) = 20Hz — 20kHz − 0.5 2.0 mV
Cross Talk CT Stereo, f = 1kHz − 50 − dB
Input Resistance R

2

I

− 100 − − kΩ