Rainbow-electronics MAX5943 Manual do Utilizador descarregar pdf (Página 6)

MAX5943

FireWire Current Limiter and Low-Drop

ORing Switch Controller

6 _______________________________________________________________________________________

Typical Operating Characteristics (continued)

= +12V, T

= +25°C, unless otherwise noted.)

GATE2 DRIVE VOLTAGE

vs. TEMPERATURE

MAX5943 toc10

TEMPERATURE (°C)

GATE2 DRIVE VOLTAGE (V)

603510-15

5.203

5.206

5.209

5.212

5.215

5.218

5.221

5.224

5.227

5.230

5.200

-40 85

ON HIGH VOLTAGE vs. TEMPERATURE

MAX5943 toc11

TEMPERATURE (°C)

ON HIGH VOLTAGE (V)

603510-15

1.252

1.254

1.256

1.258

1.260

1.250

-40 85

ON LOW VOLTAGE vs. TEMPERATURE

MAX5943 toc12

TEMPERATURE (°C)

ON LOW VOLTAGE (V)

603510-15-40 85

1.182

1.184

1.186

1.188

1.190

1.192

1.194

1.196

1.198

1.200

1.180

FAULT LOW VOLTAGE

vs. TEMPERATURE

MAX5943 toc13

TEMPERATURE (°C)

FAULT LOW VOLTAGE (mV)

603510-15-40 85

100

120

140

160

180

200

FAULT

= 5mA

ORing THRESHOLD RESPONSE TIME

MAX5943 toc14

500mA/div

OUT

5V/div

GATE

- V

SENSE

)

5V/div

10V/div

100µs/div

OR_ADJ = IN

TURN-OFF RESPONSE TIME

MAX5943 toc15

1A/div

OUT

10V/div

GATE2

10V/div

2V/div

200ns/div

MAX5943A SHORT-CIRCUIT EVENT

= 37V)

MAX5943 toc16

1A/div

OUT

50V/div

GATE2

50V/div

400µs/div

TIM = IN

ILIM = GND

FAULT

50V/div

1 2 3 4 5 6 7 8 9 10 11 ... 19 20

ORing Switch Controller 1

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