Rainbow-electronics MAX5970 Manual do Utilizador descarregar pdf (Página 4)

0V to 16V, Dual Hot-Swap Controller with 10-Bit

Current and Voltage Monitor and 4 LED Drivers

MAX5970

4 ______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

= 2.7V to 16V, T

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

= 3.3V and T

= +25NC.) (Note 2)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

A_, IRNG_, MODE, PROT

Low Voltage

Relative to AGND 0.4 V

A_, IRNG_, MODE, PROT

High Voltage

Relative to REG -0.24 V

TWO-STATE INPUTS

ON_ Input Voltage V

ON_

0.582 0.592 0.602 V

ON_ Input Hysteresis V

ON_HYS

4 %

ON_ Input Current -100 +100 nA

TIMING

MON_ to PG_ Delay

(see Tables 31a and 31b)

100

200

400

CHARGE PUMP (GATE_)

Charge-Pump Output Voltage Relative to MON_, I

GATE

= 0 4.5 5.1 5.5 V

Charge-Pump Output Source

Current

G(UP)

4 5 6

GATE_ Discharge Current I

G(DN)

GATE_

- V

MON_

= 2V 500 mA

OUTPUT (FAULT_, PG_, ALERT)

Output-Voltage Low I

SINK

= 3.2mA 0.2 V

Output Leakage Current 1

LED INPUT/OUTPUT

LED_ Input Threshold Low Level V

0.4 V

LED_ Input Threshold High Level V

1.4 V

LED_ Output Low V

LED_

= 25mA 0.7 V

LED_ Input Leakage Current

(Open Drain)

GPIO_IX

LED_

= 16V -1 +1

LED_ Weak Pullup Current I

PU_WEAK

LED_

= V

- 0.65V 2

ADC PERFORMANCE

Resolution 10 Bits

Maximum Integral Nonlinearity INL 1 LSB

ADC Total Monitoring Cycle

Time

Two voltage and two current-sense conversion 95 100 110

MON_ LSB Voltage

16V range 15.23 15.49 15.69

8V range 7.655 7.743 7.811

4V range 3.811 3.875 3.933

2V range 1.899 1.934 1.966

MON_ Code 000H to 001H

Transition Voltage

16V range 10 25 41

8V range 4.7 12 21

4V range 2 6 12

2V range 0.5 3 5.5

1 2 3 4 5 6 7 8 9 ... 40 41

Comentários a estes Manuais

Sem comentários

Rainbow-electronics MAX5970 Manual do Utilizador Página 4

Comentários a estes Manuais

Manuais e produtos relacionados com Sensores Rainbow-electronics MAX5970