Datasheet

TEST CIRCUIT
ELCTRICAL CHARACTERISTICS (T
amb
=25°C; V
S
= 13.5V unless otherwise specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
S
Operating Supply Voltage 5.5 18 V
I
S
Supply Current No load 5 12 mA
OUTPUT STAGE
I
O
Output Currente Pulse 1 A
I
O
Output Currente Continuous 250 mA
V
10,9,12
Voltage Drop I
O
= 250mA 1.2 1.5 V
V
11,9,12
Voltage Drop I
O
= 250mA 1.7 2 V
MAIN AMPLIFIER
R
14
Input Resistance 100 KΩ
I
b
Bias Current 50 nA
V
OFF
Offset Voltage 1 5 mV
V
R
Reference Voltage Internal at non inverting input 2.3 V
A
TDA7272A
3/16