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Silergy |
Adaptive LED Current Filter • Current filter for single stage LED driver to eliminate current ripple • Proprietary scheme for low power loss ≤2.5% • Adaptive for wide output speculation： Output voltage range from 20V to 60V Output current≤1A • Open LED Protection and Short LED |
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Silergy |
Single Stage Flyback And PFC Controller • Primary side control eliminate the opto-coupler. • Internal high current MOSFET driver: 1A sourcing and 2A sinking • Low quiescent current at start up mode: 10uA typical • 16V rising UVLO with 9V hysteresis • Valley turn-on of the primary MOSFET to |
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Silergy |
Buck Regulator to enhance performance of Buck converters. It integrates a MOSFET with 500V breakdown voltage to decrease physical volume. Both current and voltage regulation are achieved by the controller. It drives the Buck converter in the quasi-resonant mode to |
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Silergy |
Single Stage Flyback And PFC Controller • Primary side control eliminates the opto-coupler. • PWM or Analog Dimming. • Valley turn-on of the primary MOSFET to achieve low switching losses • 0.3V primary current sense reference voltage leads to |
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Silergy |
Single Stage Flyback And PFC Controller • Primary side control eliminates the opto-coupler. • Valley turn-on of the primary MOSFET to achieve low switching losses • 0.3V primary current sense reference voltage leads to a lower sense resistance thus a lower conduction loss. • Internal high |
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Silergy |
Adaptive LED Current Filter • Current filter for single stage LED driver to eliminate current ripple • Proprietary scheme for low power loss ≤2.5% • Adaptive for wide output speculation： Output voltage range from 20V to 100V Output current≤250mA • Open LED Protection and Short |
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Silergy |
Single Stage Flyback And PFC Controller • Primary side control eliminates the opto-coupler. • Valley turn-on of the primary MOSFET to achieve low switching losses • Power factor >0.90 with single-stage conversion. • Reliable short LED and Open LED protection • Quick start up <500ms • Low s |
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Silergy |
Single Stage Flyback And PFC Controller • Primary side control eliminates the opto-coupler. • Valley turn-on of the primary MOSFET to achieve low switching losses • 0.3V primary current sense reference voltage leads to a lower sense resistance thus a lower conduction loss. • Internal high |
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Silergy |
Single Stage Buck PFC Controller • Valley turn-on of the MOSFET to achieve low switching losses • Power factor >0.90 with single-stage conversion. • Low start up current: 15µ A typical • Quick start up <500ms • Reliable short LED and Open LED prote |
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Silergy |
Single Stage Flyback And PFC Regulator • Integrated 700V MOSFET • Primary side control eliminate to the opto-coupler. • Valley turn-on of the primary MOSFET to achieve low switching losses • 0.3V primary current sense reference voltage leads to a lower sense resistance thus a lower condu |
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Silergy |
Single Stage Buck PFC Controller Ordering Information SY5814 □(□□)□ Temperature Code Package Code Optional Spec Code Temperature Range: -40°C to 105°C Ordering Number Package type Note SY5814AABC SOT23-6 ---- • Valley turn-on of the MOSFET to achieve low switching losses • 0.3V cu |
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