TDA5241 datasheet(7/19 Pages) PHILIPS

부품명	TDA5241

상세설명	Brushless DC motor drive circuit

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제조업체	PHILIPS [NXP Semiconductors]

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Philips Semiconductors

Product specification

TDA5241

Brushless DC motor drive circuit

March 1997

7/19

CHARACTERISTICS

VP = 14.5 V "10%; Tamb = –10 °C to 70 °C, unless otherwise specified

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Supply

VP

Supply voltage range

note 1

4

–

18

V

IP

Input current range

note 2

–

5.3

7

mA

Thermal protection

TSD

Local temperature at temperature

sensor causing shut–down

130

140

150

°C

DT

Reduction in temperature

before switch–on

after shut–down

–

TSD–30

–

°C

MOT0 – CENTER TAP

VI

Input voltage range

–0.5

–

VP

V

II

Input bias current

0.5 V<VI <VP–1.5 V

–10

–

mA

VCSW

Comparator Switching Level

note 3

20

30

40

mV

DVCS

Variations in comparator switching

levels

–3

0

+3

mV

VH

Comparator input hysteresis

–

75

–

mV

MOT1, MOT2

AND MOT3

VDO

Voltage drop at 25

°C

IO = 100 mA

–

0.93

1.05

V

(Vout upper stage + Vout lower stage)

IO = 500 mA

–

1.65

1.9

DVOL

Variation in voltage between lower

transistors

in control mode;

IO = 100 mA

–

150

mV

DVOH

Variation in voltage between upper

transistors

in control mode;

IO = –100 mA

–

150

mV

ILIM

Current limiting

12 V/6.8

W

0.6

0.85

1

A

VDHF

Diode forward voltage (DH)

notes 4 and 5; see Fig. 2;

IO = –500 mA

–

1.5

V

VDLF

Diode forward voltage (DL)

notes 4 and 5; see Fig. 2;

IO = 500 mA

–1.5

–

V

IDM

Peak diode current

note 5

–

1

A

CTL IN

VCTLIN

Input voltage range

0

–

VP

V

VCTLIN0

Offset voltage

See Fig. 6

VCAPCPC v 1.1 V

0.7

–

V

GTRAN

Transfer gain

CAP–CPC = 100 nF

VCTLIN = 1.5V and

VCTLIN = 3 V

4.5

5

5.5

V/V

PG IN

VI

Input voltage range

–0.3

–

+5

V

IB

Input bias current

–

650

nA

RI

Input resistance

5

–

30

k

W

VCSW

Comparator switching level

86

93

107

mV

+/–VIAMP

Comparator input hysteresis

–

8

–

mV

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