SIFIRST TECHNOLOGIES NANHAI LTD
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Pulse Width Modulation Controller
Model No.:
SF5545B
Brand:
SiFirst
Colour:
Black
Minimum Order Quantity:
10 piece(s)
Description
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Description
Features:
- Less than 100mW standby power.
- Brownout Protection (BOP).
- Proprietary "η-BalanceTM" to boost light load efficiency.
- Proprietary "Audio Noise Free OCP compensation".
- Proprietary “zero OCP/OPP recovery gap” control.
- Fixed 65KHz switching frequency.
- Frequency reduction and Burst Mode Control for energy saving.
- Built-in soft start function.
- Pins floating protection.
- Current mode control.
- Built-in frequency shuffling.
- Built-in synchronous slope compensation.
- Cycle-by-cycle current limiting.
- Built-in leading edge blanking (LEB).
- Constant power limiting.
- Latch plug-off protection.
- VDD OVP & clamp.
- VDD under voltage lockout (UVLO).
- Offline AC/DC fly-back converter for.
- AC/DC adapters.
- Open-frame SMPS.
- Set-top box power supplies.
- ATX standby power.
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SIFIRST TECHNOLOGIES NANHAI LTD
Chinese Mainland
Supplier info last updated: 21 Jun 2019
Advertise since: 1 Apr 2012
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