UC1625-SP datasheet(5/21 Pages) TI1

tên linh kiện	UC1625-SP

Giải thích chi tiết về linh kiện	RAD-TOLERANT CLASS V, BRUSHLESS DC MOTOR CONTROLLER

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UC1625-SP

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SLUSAG8A

– SEPTEMBER 2011 – REVISED SEPTEMBER 2011

ELECTRICAL CHARACTERISTICS (continued)

Unless otherwise stated, these specifications apply over the full temperature range, typical values at TA = 25°C; Pwr VCC =

VCC = 12 V; ROSC = 20 kΩ to VREF; COSC = 2 nF; RTACH = 33 kΩ; CTACH = 10 nF; and all outputs unloaded. TA = TJ.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Threshold to brake, RC-brake

0.8

1.0

1.2

V

Brake hysteresis, RC-brake

0.09

0.4

-55

°C to 125°C

SPEED-IN threshold

220

257

290

mV

SPEED-IN input current

–30

–5

30

μA

Low-Side Drivers(1)

Voh,

–1 mA, down from VCC

1.60

2.50

Voh,

–50 mA, down from VCC

1.75

2.45

-55

°C to 125°C

V

Vol, 1 mA

0.05

0.4

Vol, 50 mA

0.36

0.9

Rise/fall time

10% to 90% slew time, into 1 nF

50

500

ns

High-Side Drivers

Vol, 1 mA

0.1

0.4

-55

°C to 125°C

V

Vol, 50 mA

1.0

1.8

Leakage current

Output voltage = 50 V

30

μA

Fall time

10% to 90% slew time, 50 mA load

50

ns

Oscillator

Frequency

-55

°C to 125°C

30

80

kHz

Reference

Iref = 0 mA, 25

°C

4.85

5.0

5.15

Output voltage

V

-55

°C to 125°C

4.7

5.0

5.3

Load regulation

0 mA to

–20 mA load

–40

–5

mV

Line regulation

10 V to 18 V VCC

–10

–1

10

Short circuit current

-55

°C to 125°C

20

100

150

mA

Miscellaneous

Output turn-on delay

1

μs

Output turn-off delay

1

(1)

Current available from these pins can peak as high as 0.5 A.

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