TDA5146T datasheet(8/18 Pages) PHILIPS

8 / 18 page

Philips Semiconductors

Product specification

TDA5146T

Brushless DC motor drive circuit

1994 May 18

Symbol

Unit

Max

Typ

Min

Conditions

Parameter

BRAKE

VIH

Input voltage HIGH in brake mode

4V< VP <18V

2.0

–

VIL

Input voltage LOW in normal mode

4V<VP<18V

–

0.8

IIH

Input current HIGH

VI = 2.0 V

–

–20

–

IIL

Input current LOW

VI = 0.8 V

–

–20

–

VOL

Output voltage LOW

IO =1.6 mA

–

0.4

VOHmax

Maximum output voltage HIGH

–

tTHL

Transition time

HIGH–to–LOW

CL = 50 pF

RL = 10 kW

–

0.5

–

Ratio of FG frequency and

commutation frequency

–

1:2

–

Duty factor

–

PWM_IN

VIH

High Level Input

4V <VP < 18V

2.0

–

VIL

Low Level Input

4V <VP<18V

–

0.8

IIH

High Level Input Current

VI =2.0V

–3

IIL

Low Level Input Current

VI =0.8V

–20

–3

–

PWMOUT

V0H

PWM Output HIGH

PWM IN

<=2.0V

Vsup–

0.7

–

VOL

PWM Output LOW

PWM IN

>–0.8V

–

0.7

Ipwmoutsource

Sourcing capability

PWMOUT=

9.5V

Ipwmoutsink

sinking capability

PWMOUT=1V

–

PWM Output Slew Rate

Rs=51

C1=2nF

–

100

–

CAP–ST

Output sink current

1.6

2.1

2.6

Output source current

–2.6

–2.1

–1.6

VSWL

Lower switching level

–

0.20

–

VSWM

Middle switching level

–

0.30

–

VSWH

Upper switching level

–

2.20

–

CAP–TI

Output sink current

–

IOH

Output source current HIGH

–

–57

–

IOL

Lower source current LOW

–

–5

–

VSWL

Lower switching level

–

VSWM

Middle switching level

–

0.30

–

VSWH

Upper switching level

–

2.20

–

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