13892 datasheet(23/158 Pages) FREESCALE

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ELECTRICAL CHARACTERISTICS

STATIC ELECTRICAL CHARACTERISTICS

Analog Integrated Circuit Device Data



Freescale Semiconductor

MC13892

VGEN3 ACTIVE MODE DC

Output Voltage VOUT

VGEN2 = 000, 001, 010, VINMIN < VIN < VINMAX ILMIN < IL < ILMAX

VGEN3

VNOM -3%

VNOM

VNOM + 3%

Load Regulation

1.0 mA < IL < ILMAX, For any VINMIN < VIN < VINMAX

VGEN3LOR

–

0.40

mV/mA

Line Regulation

VINMIN < VIN < VINMAX, For any ILMIN < IL < ILMAX

VGEN3SHT

–

5.0

9.0

Short-circuit Protection Threshold

VINMIN < VIN < VINMAX, Short circuit VOUT to GND

VGEN3SHT

ILMAX+20%

–

VGEN3 LOW-POWER MODE DC

Output Voltage VOUT - (Accuracy)

VINMIN < VIN < VINMAX, ILMINLP < IL < ILMAXLP

VGEN3LO

VNOM -3%

VNOM

VNOM +3%

Current Load Range ILMINLP to ILMAXLP

IGEN3LO

0.0

1.0

3.0

CHARGE PATH REGULATOR

Input Operating Voltage - CHRGRAW

VINCHRG

BATTMIN

–

5.6

Output Voltage Spread - VCHRG[2:0]=011, 1XX

Charge current 1.0 mA to 100 mA

Charge current 100 mA and above

BPSP

-1.5

-3.0

–

1.5

Current Limit Tolerance (38)

ICHRG[3:0] = 0001

ICHRG[3:0] = 0100

ICHRG[3:0] = 0110

All other settings

ILIM

360

500

–

400

560

–

440

620

Start-up Overshoot - Unloaded

BPOS-START

–

2.0

Configuration

Input Capacitance - CHRGRAW(39)



Load Capacitor - BPSNS(39)



Cable length

CINCHRG

CBP

–

2.2

–

3.0

µF

THERMAL

Thermal Warning Lower Threshold

TWL

–

100

–

°C

Thermal Warning Higher Threshold

TWH

–

120

–

°C

Thermal Warning Hysteresis

TWHYS

–

3.0

–

°C

Thermal Protection Threshold

TPT

–

140

–

°C

BACKLIGHT LED DRIVERS

Absolute Accuracy - All current settings

–

Matching - At 400 mV, 21 mA

–

3.0

Leakage - LEDxDC[5:0] = 000000

–

1.0

µA

SIGNALING LED DRIVERS

Absolute Accuracy - All current settings

–

Matching - At 400 mV, 21 mA

–

Leakage - LEDxDC[5:0] = 000000

–

1.0

µA

Table 5. Static Electrical Characteristics (continued)

Characteristics noted under conditions -40

C  TA  85 C, GND = 0 V unless otherwise noted. Typical values noted reflect

the approximate parameter means at TA = 25 °C under nominal conditions, unless otherwise noted.

Characteristic

Symbol

Min

Typ

Max

Unit

13892 Datasheet(PDF) 23 Page - Freescale Semiconductor, Inc

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