UCC27518 datasheet(4/24 Pages) TI1

Part #	UCC27518

Description	Single Channel High-Speed, Low-Side Gate Driver

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Manufacturer	TI1 [Texas Instruments]

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UCC27518

UCC27519

SLUSB33 – MAY 2012

www.ti.com

RECOMMENDED OPERATING CONDITIONS

over operating free-air temperature range (unless otherwise noted)

MIN

TYP

MAX

UNIT

Supply voltage range, VDD

4.5

12

18

V

Operating junction temperature range

-40

140

°C

Input voltage, (IN+ and IN-) and Enable (EN)

0

18

V

ELECTRICAL CHARACTERISTICS

VDD = 12 V, TA = TJ = -40°C to 140°C, 1-µF capacitor from VDD to GND. Currents are positive into, negative out of the

specified terminal.

PARAMETER

TEST CONDITION

MIN

TYP

MAX

UNITS

BIAS Currents

IN+ = VDD (UCC27519),

51

85

123

IN- = GND (UCC27518)

IDD(off)

Startup current

VDD = 3.4 V

µA

IN+ = GND (UCC27519),

51

70

103

IN- = VDD (UCC27518)

Under Voltage Lockout (UVLO)

TA = 25°C

3.85

4.20

4.57

VON

Supply start threshold

TA = -40°C to 140°C

3.80

4.20

4.67

V

Minimum operating

VOFF

3.45

3.9

4.35

voltage after supply start

VDD_H

Supply voltage hysteresis

0.19

0.3

0.45

INPUTS (IN+, IN-)

VIN_H

Input signal high

55

62

threshold

VDD = 4.5 V

VIN_L

Input signal low threshold

31

39

VIN_HYS

Input signal hysteresis

16

VIN_H

Input signal high

55

59

threshold

VDD = 12 V

%VDD

VIN_L

Input signal low threshold

31

39

VIN_HYS

Input signal hysteresis

16

VIN_H

Input signal high

55

58

threshold

VDD = 18 V

VIN_L

Input signal low threshold

35

38

VIN_HYS

Input signal hysteresis

17

ENABLE (EN)

Enable signal high

VEN_H

2.1

2.3

threshold

Enable signal low

VDD = 12 V

V

VEN_L

1.00

1.25

threshold

VEN_HYS

Enable hysteresis

0.86

4

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Product Folder Link(s): UCC27518 UCC27519

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