MCP73841 datasheet(8/24 Pages) MICROCHIP

8 / 24 page

MCP73841/2/3/4

DS21823B-page 8

 2004 Microchip Technology Inc.

Note: Unless otherwise indicated, VDD = [VREG(Typ) + 1V], IOUT = 10 mA and TA= +25°C.

FIGURE 2-13:

Output Reverse Leakage

Current (IDISCHARGE) vs. Battery Voltage (VBAT).

FIGURE 2-14:

Thermistor Reference

Voltage (VTHREF) vs. Thermistor Bias Current

(ITHREF).

FIGURE 2-15:

Thermistor Reference

Voltage (VTHREF) vs. Supply Voltage (VDD).

FIGURE 2-16:

Output Reverse Leakage

Current (IDISCHARGE) vs. Battery Voltage (VBAT).

FIGURE 2-17:

Thermistor Reference

Voltage (VTHREF) vs. Thermistor Bias Current

(ITHREF).

FIGURE 2-18:

Thermistor Reference

Voltage (VTHREF) vs. Supply Voltage (VDD).

0.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2

VBAT (V)

+25°C

+85°C

-45°C

MCP73841-4.2V

VDD = Float

2.540

2.542

2.544

2.546

2.548

2.550

2.552

2.554

2.556

2.558

2.560

100 125 150 175 200

ITHREF (µA)

+85°C

+25°C

-45°C

MCP73841-4.2V

VDD = 5.2 V

2.540

2.544

2.548

2.552

2.556

2.560

2.564

2.568

4.5

6.0

7.5

9.0

10.5

12.0

VDD (V)

+85°C

+25°C

-45°C

MCP73841-4.2V

ITHREF = 100 µA

0.00

0.10

0.20

0.30

0.40

0.50

0.60

0.70

0.80

0.90

4.0 4.4 4.8 5.2 5.6 6.0 6.4 6.8 7.2 7.6 8.0 8.4

VBAT (V)

MCP73842-8.4V

VDD = Float

-45°C

+25°C

+85°C

2.540

2.542

2.544

2.546

2.548

2.550

2.552

2.554

2.556

2.558

2.560

100 125 150 175 200

ITHREF (µA)

+25°C

+85°C

-45°C

MCP73842-8.4V

VDD = 9.4 V

2.540

2.544

2.548

2.552

2.556

2.560

2.564

2.568

8.8

9.2

9.6 10.0 10.4 10.8 11.2 11.6 12.0

VDD (V)

MCP73842-8.4V

ITHREF = 100 µA

+85°C

+25°C

-45°C

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