TLE 6389

Datasheet Rev. 2.1

16

2007-08-13

4.35

Gate driver,

gate voltage, fall

time

t

f

50

65

ns

V

ENABLE/SI_ENABLE

= 5 V

C

C

4.36

Peak current limit

threshold voltage

V

V

V

CS

50

70

90

mV

4.37

Oscillator

frequency

290

360

420

kHz

PWM mode only

4.38

Maximum duty

cycle

100

%

PWM mode only

4.39

Minimum on time

220

400

ns

PWM mode only

4.40

SYNC capture

range

250

530

kHz

PWM mode only

4.41

SYNC trigger level

high

4.0

V

2)

4.42

SYNC trigger level

low

0.8

V

2)

Reset Generator

4.43

Reset threshold

3.65 3.8

V

TLE6389-3 GV50;

4.44

4.5

4.65 4.8

V

TLE6389-3 GV50;

4.45

Reset headroom

mV

TLE6389-2 GV50;

4.46

Reset threshold

4.65 4.8

V

TLE6389-2 GV50;

decreasing

4.47

Reset threshold

hysteresis

RT

50

mV

TLE6389-2 GV50

2)

4

Electrical Characteristics (cont’d)

5V < V

All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified

Item

Parameter

Symbol

Limit Values

Unit Test Condition

min. typ. max.