MP2671 – CHARGE SYSTEM PROTECTION CIRCUIT

MP2671 Rev. 0.9

www.MonolithicPower.com

5

2/23/2009

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Input Bias Current

vs. Input Voltage

when Enabled and Disabled

Input Bias Current

when Enabled and Disabled

vs. Temperature

vs. Temperature

Input Overvoltage Protection

Threshold

vs. Temperature

Overcurrent Protection

Threshold

vs. Temperature

Overcurrent Protection

Blanking Time

vs. Temperature

Battery Voltage

OVP Threshold

vs. Temperature

VB Pin Leakage Current

vs. Temperature

EN Input Threshold

vs. Temperature

0

100

200

300

400

500

600

0

5 10

15

20

25

30

35

Input Voltage (V)

Enabled

Disabled

0

100

200

300

400

500

600

700

800

900

1000

-50

-20

10

40

70 100 130

-50

-20

10

40

70 100 130

-50

-20

10

40

70 100 130

-50

-20

10

40

70 100 130

-50

-20

10

40

70 100 130

-50

-20

10

40

70 100 130

-50

-20

10

40

70 100 130

Enabled

Disabled

2.61

2.64

2.67

2.7

2.73

2.76

2.79

2.82

2.85

2.88

2.91

2.94

5.70

5.72

5.74

5.76

5.78

5.80

5.82

5.84

5.86

Rising Threshold

Falling Threshold

970

980

990

1000

1010

1020

1030

1040

Current Limit =1A

150

155

160

165

170

175

180

185

190

195

200

4.280

4.290

4.300

4.310

4.320

4.330

4.340

4.350

4.360

4.370

4.380

4.390

-60 -40 -20 0 20 40 60 80 100 120140

Rising Max

Falling Min

0.0

2.0

4.0

6.0

8.0

10.0

12.0

14.0

16.0

18.0

Tested at 5V

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

Rising Threshold

Falling Threshold

Rising Threshold

Falling Threshold