TDA1170D datasheet(3/8 Pages) STMICROELECTRONICS

3 / 8 page

ELECTRICAL CHARACTERISTICS

(refer to the test circuits, VS = 35V, Tamb =25

oC, unless otherwise specified)

DC CHARACTERISTICS

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Fig.

Pin 2 Quiescent Current

I3 =0

Pin 7 Quiescent Current

I6 =0

–I11

Oscillator Bias Current

V11 = 1V

0.1

µA1a

–I14

Amplifier Input Bias Current

V14 =1V

µA1b

–I16

Ramp Generator Bias Current

V16 = 0

0.02

0.3

µA1a

–I16

Ramp Generator Current

I9 =20

µA, V16 = 0

18.5

21.5

µA1b

∆I16

I16

Ramp Generator Non-linearity

∆V16 = 0 to 12V, I9 =20µA

0.2

Supply Voltage Range

–

Pin 1 Saturation Voltage to Ground

I1 = 1mA

1.4

–

Pin 3 Saturation Voltage to Ground

I3 = 10mA

300

450

Quiescent Output Voltage

Vs = 10V

R1 = 1k

Ω,R2 = 1kΩ

4.1

4.4

4.75

Vs = 35V

R1 = 3k

Ω,R2 = 1kΩ

8.3

8.8

9.45

V6L

Output Saturation Voltage to Ground

– I6 = 0.1A

–I6 = 0.8A

0.9

1.9

1.2

2.3

V6H

Output Saturation Voltage to Supply

I6 = 0.1A

I6 = 0.8A

1.4

2.8

2.1

3.2

Regulated Voltage at Pin 8

6.1

6.5

6.9

Regulated Voltage at Pin 9

I9 =20

µA

6.2

6.6

∆V8

∆VS

∆V9

∆VS

Regulated Voltage Drift with Supply

Voltage

∆VS = 10 to 35V

mV/V

V14

Amplifier Input Reference Voltage

2.07

2.2

2.3

–

R10

Pin 10 Input Resistance

V10

≤ 0.4V

Ω

TDA1170D

3/8

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