MB3870 查看數據表（PDF） - Fujitsu

零件编号

产品描述 (功能)

生产厂家

MB3870

Pentium® II DC/DC Converter IC

Fujitsu 

MB3870

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Triangular wave oscillator frequency vs.

Power supply voltage characteristics

220

VB = 5 V, RT = 130 kΩ

210

200

190

180

0.0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0

Power supply voltage VCC (V)

Triangular wave oscillator frequency vs.

Timing resistance characteristics

1000

VCC = 5 V, VB = 5 V

100

10

10

100

Timing resistance RT (kΩ)

1000

Triangular wave oscillator frequency vs. Temperature characteristics

220

VCC = 5 V, VB = 5 V, RT = 130 kΩ

210

200

190

180

–40.0 –20.0 0.0 20.0 40.0 60.0 80.0 100.0

Temperature Ta (°C)

13

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