MC33348 데이터 시트보기 (PDF) - Motorola => Freescale

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MC33348

Lithium Battery Protection Circuit for One Cell Battery Packs

Motorola => Freescale 

MC33348

ELECTRICAL CHARACTERISTICS (VCC = 4.0 V, TA = 25°C, for min/max values TA is the operating junction temperature range

that applies (Note 1), unless otherwise noted.)

Characteristic

Symbol

Min

Typ

Max

Unit

VOLTAGE SENSING

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Cell Charging Cutoff (Pin 1 to Pin 3)

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Overvoltage Threshold, VCell Increasing, TA = 25°C

Vth(OV)

V

–1 Suffix

4.158

4.20

4.242

–2 Suffix

4.158

4.20

4.242

–3 Suffix

4.208

4.25

4.293

–4 Suffix

4.208

4.25

4.293

–5 Suffix

4.306

4.35

4.394

–6 Suffix

4.306

4.35

4.394

Overvoltage Hysteresis VCell Decreasing

VH

mV

–1 Suffix

–

300

–

–2 Suffix

–

300

–

–3 Suffix

–

300

–

–4 Suffix

–

300

–

–5 Suffix

–6 Suffix

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Cell Discharging Cutoff (Pin 1 to Pin 3, TA = 25°C)

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Undervoltage Threshold, VCell Decreasing

–

300

–

–

300

–

Vth(UV)

V

–1 Suffix

2.205

2.25

2.295

–2 Suffix

2.205

2.25

2.295

–3 Suffix

2.234

2.28

2.326

–4 Suffix

2.234

2.28

2.326

–5 Suffix

–6 Suffix

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Input Bias Current During Cell Voltage Sample (Pin 1)

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Cell Voltage Sampling Rate

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ CURRENT SENSING

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Discharge Current Limit (Pin 3 to Pin 5, TA = 25°C)

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Threshold Voltage

2.254

2.30

2.346

2.254

2.30

2.346

IIB

–

28

–

µA

t(smpl)

–

1.0

–

s

Vth(dschg)

mV

–1 Suffix

360

400

440

–2 Suffix

180

200

220

–3 Suffix

360

400

440

–4 Suffix

180

200

220

–5 Suffix

360

400

440

–6 Suffix

Delay

180

200

220

Idly(dschg)

1.0

2.3

4.0

ms

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ CHARGE PUMP

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Output Voltage (Pin 8, RL ≥ 1010, TA = 25°C)

VO

8.0

10.2

12

V

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ TOTAL DEVICE

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Average Cell Current (TA = 25°C, Battery Pack Unloaded and without

ICC

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Current Limit Fault)

Operating (VCC = 4.0 V)

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Sleepmode (VCC = 2.0 V)

–

17

20

µA

–

2.0

–

nA

ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Minimum Operating Cell Voltage for Logic and Gate Drivers

VCC

–

1.5

–

V

NOTE: 1. Tested ambient temperature range for the MC33348:

Tlow = –25°C

Thigh = +85°C

MOTOROLA ANALOG IC DEVICE DATA

3

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