34A65 SOP-7 NCP1234 65R2G
• Fixed−Frequency Current−Mode Operation with Built−In Ramp
Compensation
• 65 kHz or 100 kHz Oscillator Frequency version
• Frequency Foldback then Skip Mode for Maximized Performance in
Light Load and Standby Conditions
• Timer−Based Overload Protection with Latched (option A) or
Auto−Recovery (option B) Operation
• High−voltage Current Source with Dynamic Self−Supply,
Simplifying the Design of the VCC Capacitor
• Frequency Modulation for Softened EMI Signature, including during
Frequency Foldback mode
• Adjustable Overpower Compensation
• Latch−off Input for Severe Fault Conditions, Allowing Direct
Connection of an NTC for Overtemperature Protection (OTP)
• VCC Operation up to 28 V, with Overvoltage Detection
• ±500 mA Peak Source/Sink Current Drive Capability
• 4.0 ms Soft−Start
• Internal Thermal Shutdown
• Pin−to−Pin Compatible with the Existing NCP12xx
Series
• These Devices are Pb−Free, Halogen Free/BFR Free
and are RoHS Complian
105,000 تومان
1 در انبار
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Official retailer
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Quality guaranteed
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Free delivery from $99
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Free returns is available
توضیحات
NCP1234
Fixed Frequency Current
Mode Controller for Flyback
Converters
Typical Applications
• AC−DC Adapters for Notebooks, LCD, and Printers• Offline Battery Chargers
• Consumer Electronic Power Supplies• Auxiliary/Housekeeping Power Supplies
The NCP1234 is a new fixed−frequency current−mode controller
featuring Dynamic Self−Supply (DSS). This device is pin−to−pin
توضیحات تکمیلی
| Package |
SOP-8 |
|---|---|
| کیفیت |
original |
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