UCC27531

UCC27533, UCC27536

UCC27537, UCC27538

SLUSBA7D – DECEMBER 2012 – REVISED APRIL 2013

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ELECTRICAL CHARACTERISTICS

positive into, negative out of the specified terminal. OUTH and OUTL are tied together for UCC27531/8. Typical condition

specifications are at 25°C.

PARAMETER

TEST CONDITION

MIN

TYP

MAX

UNITS

Bias Currents

VDD = 7.0, IN, EN=VDD

100

200

300

Startup current (UCC25731)

IN, EN = GND

100

217

300

VDD = 7.0, IN+ = GND, IN- = VDD

100

200

300

Startup current (UCC27533)

IN+ = VDD, IN- = GND

100

217

300

VDD = 7.0, IN- = GND, EN = VDD

100

217

300

Startup current (UCC27536)

μA

IN- = VDD, EN = GND

100

217

300

VDD =7.0, IN+, EN = VDD

100

200

300

Startup current (UCC27537)

IN+, EN = GND

100

217

300

VDD = 7.0, IN1, IN2=VDD

100

200

300

Startup Current (UCC27538)

IN1, IN2=GND

100

200

300

Under Voltage Lockout (UVLO)

Supply start threshold

8.0

8.9

9.8

Minimum operating voltage

7.3

8.2

9.1

V

after supply start

Supply voltage hysteresis

0.7

Input (IN, IN+, IN1, IN2)

Input signal high threshold,

Output High, IN- = LOW, EN=HIGH, IN2 or IN1 =

1.8

2.0

2.2

output high

HIGH (other is INPUT)

Input signal low threshold,

Output Low, IN- = LOW, EN=HIGH, IN2 or IN1 =

V

0.8

1.0

1.2

output low

HIGH (other is INPUT)

Input signal hysteresis

1.0

Input (IN-)

Input signal high threshold,

Output low, IN+ = HIGH, EN = High

1.7

1.9

2.1

output low

Input signal low threshold,

V

Output high,, IN+ = HIGH, EN = High

0.8

1.0

1.2

output high

Input signal hysteresis

0.9

Enable (EN)

Enable signal high threshold

Output High

1.7

1.9

2.1

Enable signal low threshold

Output Low

0.8

1.0

1.2

V

Enable signal hysteresis

0.9

4

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Product Folder Links: UCC27531 UCC27533, UCC27536 UCC27537, UCC27538