Rainbow-electronics MAX5961 Bedienungsanleitung PDF herunterladen (Seite 4)

MAX5961

0 to 16V, Quad, Hot-Swap Controller

with 10-Bit Current and Voltage Monitor

4 _______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

= 2.7V to 16V, T

= -40°C to +85°C, unless otherwise noted. Typical values are at V

= 3.3V and T

= +25°C.) (Note 1)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

Overdrive = 4% of current-sense range 2.4

Overdrive = 8% of current-sense range 1.2

Slow Current-Limit Response

Time

SCD

Overdrive = 16% of current-sense range 0.6

THREE-STATE INPUTS

A0, A1, ILIM_, MODE, PROT Low

Current

LOW

Input voltage = 0.4V -40 µA

A0, A1, ILIM_, MODE, PROT High

Current

HIGH

Input voltage = V

REG

- 0.2V 40 µA

A0, A1, ILIM_, MODE, PROT

Unconnected Current

FLOAT

Maximum source/sink current for

unconnected state

-4 +4 µA

A0, A1, ILIM_, MODE, PROT Low

Voltage

Relative to GND_ 0.4 V

A0, A1, ILIM_, MODE, PROT High

Voltage

Relative to V

REG

-0.24 V

TWO-STATE INPUTS

RETRY, HWEN, POL Input Logic

Low Voltage

0.4 V

RETRY, HWEN, POL Input Logic

High Voltage

REG

0.4

RETRY, HWEN, POL Input

Current

-1 +1 µA

ON_ Input Threshold Rising 0.586 0.596 0.606 V

ON_ Input Hysteresis Falling 4 %

ON_ Input Current -100 +100 nA

TIMING

100

200

MON_ to PG_ Delay

31b)

400

CHARGE PUMPS (GATE_)

Charge-Pump Output Voltage Relative to V

MON_

4.5 5.3 5.5 V

Charge-Pump Output Source

Current

G(UP)

456µA

GATE_ Discharge Current I

G(DN)

GATE_

- V

MON_

= 2V 500 mA

OUTPUTS (FAULT_, PG_, ALERT)

Output Voltage Low I

SINK

= 3.2mA 0.2 V

Output Leakage (Open-Drain) 1µA

1 2 3 4 5 6 7 8 9 ... 41 42

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