FS3871 datasheet(7/13 Pages) FORTUNE

7 / 13 page

11.

Absolute Maximum Ratings

((unless otherwise noted))

Parameter

Rating

Unit

Supply voltage (Vcc with respect to GND)

-0.3 to 18

Input voltage, SNS, BAT, TS, CRC (all with respect to GND)

-0.3 to VCC+0.3

Sink current (STAT pin) not to exceed PD

Source current (STAT pin) not to exceed PD

Output current (CC pin) not to exceed PD

Total power dissipation, PD (at 25℃)

300

Operating free-air temperature range, TA

–

10 to 70



Storage temperature range, Tstg

-40~125



Lead temperature (soldering, 10 s)

300



12.

Electrical Characteristics

13.

DC Characteristics

(TA=25C, unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VO(REG)

V(BAT)+0.3 V ≤ VCC ≤ VCC(max)

4.158

4.200

4.242

V(RCH)

VO(REG)–98

VO(REG)–100

VO(REG)–102

V(min)

3.04

3.10

3.16

V(SNS)

High-side current sensing configuration

95.4

105

115.5

Low-side current sensing configuration

110

130

V(TS1)

TS pin voltage

29.1

30.0

30.9

V(TS2)

TS pin voltage

58.3

60.0

61.8

G(CRC)

V(BAT)+0.3 V ≤ VCC ≤ VCC(max)

1.87

2.2

2.53

V/V

VOL(STAT)

IOL = 10mA

0.70

VOH(STAT) IOH = 3mA

VCC-0.5

VOL(CC)

IO(CC) = 2 mA (sink)

1.5

I(VCC)

VCC > VCC(min), Excluding external loads

0.1

0.2

IIB(BAT)

V(BAT) = V(REG)

IIB(SNS)

V(SNS)= 5 V

IIB(TS)

V(TS) = 5 V

IIB(CRC)

V(CRC) = 5 V

I(VCCS)

V(BAT) ≥ V(min), V(BAT) – VCC ≥ 0.8 V

0.5

µA

IO(CC)

Not to exceed power rating specification (PD)

I(TERM)

Voltage at pin SNS, relative to VCC for

high-side sensing,0°C ≤ TA ≤ 50°C

–

I(PRECHG)

Voltage at pin SNS, relative to VCC for

high-side sensing, 0°C ≤ TA ≤ 50°C, VCC = 5

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