MC33348

3

MOTOROLA ANALOG IC DEVICE DATA

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

Characteristic

Symbol

Min

Typ

Max

Unit

VOLTAGE SENSING

Cell Charging Cutoff (Pin 1 to Pin 3)

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

–

300

–

–6 Suffix

–

300

–

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

Undervoltage Threshold, VCell Decreasing

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

2.254

2.30

2.346

–6 Suffix

2.254

2.30

2.346

Input Bias Current During Cell Voltage Sample (Pin 1)

IIB

–

28

–

µA

Cell Voltage Sampling Rate

t(smpl)

–

1.0

–

s

CURRENT SENSING

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

Threshold Voltage

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

180

200

220

Delay

Idly(dschg)

1.0

2.3

4.0

ms

CHARGE PUMP

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

VO

8.0

10.2

12

V

TOTAL DEVICE

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

Current Limit Fault)

ICC

Operating (VCC = 4.0 V)

–

17

20

µA

Sleepmode (VCC = 2.0 V)

–

2.0

–

nA

Minimum Operating Cell Voltage for Logic and Gate Drivers

VCC

–

1.5

–

V

NOTE:

1. Tested ambient temperature range for the MC33348:

Tlow = –25°CThigh = +85°C