MAX1535A 查看數據表（PDF） - Maxim Integrated

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MAX1535A

Highly Integrated Level 2 Smbus Battery Charger

Maxim Integrated 

Highly Integrated Level 2 SMBus

Battery Charger

ELECTRICAL CHARACTERISTICS (continued)

(Circuit of Figure 1. VDCIN = VCSSP = VCSSN = 18V, VBATT = VCSIP = VCSIN = 12V, VDD = 3.3V, ACIN = PGND = GND, LDO = DLOV,

VMAX = IMAX = REF, CLDO = 1µF, CDHIV = 0.1µF, CREF = 1µF, TA = 0°C to +85°C. Typical values are at TA = +25°C, unless other-

wise noted.)

PARAMETER

SCL Low Period

SCL High Period

CONDITIONS

MIN TYP MAX UNITS

4.7

µs

4

µs

Maximum Charging Period

Without a ChargeVoltage() or

ChargeCurrent() Command

140

175

210

s

ELECTRICAL CHARACTERISTICS

(Circuit of Figure 1. VDCIN = VCSSP = VCSSN = 18V, VBATT = VCSIP = VCSIN = 12V, VDD = 3.3V, ACIN = PGND = GND, LDO = DLOV,

VMAX = IMAX = REF, CLDO = 1µF, CDHIV = 0.1µF, CREF = 1µF, TA = -40°C to +85°C, unless otherwise noted.) (Note 2)

PARAMETER

CONDITIONS

CHARGE-VOLTAGE REGULATION

ChargeVoltage() = 0x41A0 and 0x3130

Charge-Voltage Accuracy

ChargeVoltage() = 0x20D0

ChargeVoltage() = 0x1060

ChargeVoltage() = 0x41A0

Full-Charge Voltage

ChargeVoltage() = 0x3130

ChargeVoltage() = 0x20D0

ChargeVoltage() = 0x1060

CHARGE-CURRENT REGULATION

CSIP-to-CSIN Full-Scale Current-

Sense Voltage

VBATT = 12V

MIN TYP MAX UNITS

-1.6

-1.6

-1.8

16.532

12.390

8.266

4.116

+1.6

+1.6

%

+1.8

17.068

12.794

V

8.534

4.268

72.58

88.70

mV

Compliance Current Accuracy

Charge Current

10mΩ sense resistor (R2 in Figure 1) between CSIP and

CSIN; ChargeCurrent() = 0x1F80

10mΩ sense resistor (R2 in Figure 1) between CSIP and

CSIN; ChargeCurrent() = 0x1F80

-10

7.258

+10

%

8.870

A

BATT/CSIP/CSIN Input Voltage

Range

CSIP/CSIN Input Current

VCSIP = VCSIN = 12V

INPUT-CURRENT REGULATION

CSSP-to-CSSN Full-Scale

Current-Sense Voltage

VDCIN = 18V

0

19

V

800

µA

99

121

mV

10mΩ sense resistor (R1 in Figure 1) between CSSP and

CSSN; InputCurrent() = 0x1580 (11.008A)

-10

+10

10mΩ sense resistor (R1 in Figure 1) between

Input Current-Limit Accuracy

CSSP and CSSN; InputCurrent() = 0x1000

-8

(8.192A)

+8

%

10mΩ sense resistor (R1 in Figure 1) between CSSP and

CSSN; InputCurrent() = 0x0800 (4.096A)

-10

+10

6 _______________________________________________________________________________________

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