MM1475 查看數據表（PDF） - Mitsumi

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MM1475

Lithium Ion Battery Charging Control (microcomputer-controlled type) (one cell)

Mitsumi 

MITSUMI

Lithium Ion Battery Charging Control (microcomputer-controlled type) (one cell) MM1475

Reference Materials on OSC CR Setting

(1) OSC CR - Oscillation cycle T Table

R

C

0.0047µ

0.0082µ

0.01µ

0.015µ

0.022µ

75k

0.47ms

0.83ms

1.03ms

1.48ms

2.16ms

(2) Timer Times

100k

0.63ms

1.10ms

1.37ms

1.98ms

2.87ms

120k

0.75ms

1.32ms

1.63ms

2.38ms

3.44ms

Item

Formula Example (for C = 0.01µ, R = 130k)

Pre-charge timer T 219

15M28s

T: OSC oscillation cycle

130k

0.82ms

1.43ms

1.77ms

2.58ms

3.73ms

150k

0.94ms

1.65ms

2.04ms

2.97ms

4.30ms

200k

1.26ms

2.20ms

2.73ms

3.95ms

5.76ms

Measuring Circuit

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