TZA1048 Просмотр технического описания (PDF) - Philips Electronics

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производитель

TZA1048

4-channel BTL driver for CD/DVD drives

Philips Electronics 

Philips Semiconductors

4-channel BTL driver for CD/DVD drives

Product specification

TZA1048

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

Spindle motor driver

VOO(spin)

Icon(spin)

Ip(spin)

Gspin

output offset voltage

maximum constant current

maximum peak current

gain

3.3 V generator

RL = 4 Ω

RL = 4 Ω

VCC = 9 V;

Vi = 700 mV (p-p);

Rext = 4.7 kΩ; note 1

−

±10 ±50 mV

400 430 −

mA

560 600 −

mA

1

1.12 1.26 V/V

Vfb(3.3)

feedback voltage

IO(3.3)

output current

1.8 V generator

3.1 3.3 3.5 V

3

4.4 5

mA

Vfb(1.8)

IO(1.8)

feedback voltage

output current

1.7 1.8 1.9 V

3

4.2 5

mA

Note

1. For gain measurements, only the channel being tested is active, the others are inactive; see Fig.4.

2004 Mar 09

8

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