NCP1239 Просмотр технического описания (PDF) - ON Semiconductor

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NCP1239

Fixed Frequency Current‐Mode Controller for Flyback Converter

ON Semiconductor 

NCP1239

Table 2. DEVICE OPTION AND DESIGNATIONS

Device

NCP1239AD65R2G

NCP1239BD65R2G

Frequency

65 kHz

65 kHz

NCP1239CD65R2G

65 kHz

NCP1239DD65R2G

65 kHz

NCP1239ED65R2G

65 kHz

NCP1239FD65R2G

NCP1239HD65R2G

NCP1239ID65R2G

NCP1239AD100R2G

NCP1239BD100R2G

65 kHz

65 kHz

65 kHz

100 kHz

100 kHz

NCP1239ED100R2G 100 kHz

NCP1239GD100R2G 100 kHz

OCP

Protection

Latch

Auto−

Recovery

Auto−

Recovery

Auto−

Recovery

Auto−

Recovery

Latch

Latch

Latch

Latch

Auto−

Recovery

Auto−

Recovery

Latch

OCP

Timer

64 ms

64 ms

Vcc OVP

Threshold

25.5 V

25.5 V

64 ms 25.5 V

64 ms 25.5 V

64 ms 25.5 V

64 ms

64 ms

128 ms

64 ms

64 ms

32 V

25.5 V

25.5 V

25.5 V

25.5 V

64 ms 25.5 V

64 ms 25.5 V

Vcc OVP

Protection

Latch

Latch

Auto−

Recovery

Latch

Auto−

Recovery

Latch

Latch

Latch

Latch

Latch

Auto−

Recovery

Latch

Fault pin

BO

BO

Protection Levels Timer

Latch 110 / 101 68 ms

Latch 110 / 101 68 ms

Soft−

start

Timer

8 ms

8 ms

Latch 110 / 101 68 ms 8 ms

Latch

101 / 95 68 ms 8 ms

Auto−

Recovery

Latch

Latch

Latch

Latch

Latch

110 / 101 68 ms

229 / 176 68 ms

229 / 224 68 ms

101 / 95 68 ms

110 / 101 68 ms

110 / 101 68 ms

8 ms

4 ms

8 ms

4 ms

8 ms

8 ms

Auto−

Recovery

Latch

110 / 101 68 ms

95 / 86 136 ms

8 ms

8 ms

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