Low-Voltage, Dual Hot-Swap Controllers/Power

Sequencers

_______________________________________________________________________________________

5

0

2

1

4

3

5

6

-40

10

-15

35

60

85

GATE STRONG DISCHARGE CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

0.0001

0.001

0.1

0.01

1

10

050

75

25

100 125 150 175 200

TURN-OFF TIME vs. SENSE VOLTAGE

SLOW-COMP. THRESHOLD

FAST-COMP. THRESHOLD

0.1

1

10

20

30 35

25

40 45 50 55 60 65 70 75 80

TURN-OFF TIME vs. SENSE VOLTAGE

(EXPANDED SCALE)

SLOW-COMP. THRESHOLD

0

40

20

80

60

100

120

0

200

100

300

400

SLOW-COMPARATOR THRESHOLD

Ω)

0

20

10

40

30

50

60

Ω)

0

200

300

100

400

500

600

0V

0V

0V

5V/div

100mV/div

5V/div

TURN-OFF TIME

SLOW-COMPARATOR FAULT

MAX5904 toc15

1ms/div

26mV STEP

0V

0V

0V

5V/div

100mV/div

5V/div

TURN-OFF TIME

FAST-COMPARATOR FAULT

MAX5904 toc16

400ns/div

125mV STEP

2V/div

2V/div

5A/div

5V/div

5V/div

STARTUP WAVEFORMS

FAST TURN-ON

MAX5904 toc17

1ms/div

Ω,

Typical Operating Characteristics (continued)

1 and 2 are identical in performance. Where characteristics are interchangeable, channels 1 and 2 are referred to as X and Y.)