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L6564H データシート(PDF) 1 Page - STMicroelectronics |
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L6564H データシート(HTML) 1 Page - STMicroelectronics |
1 / 35 page This is information on a product in full production. June 2012 Doc ID 022960 Rev 2 1/35 35 L6564H High voltage startup transition-mode PFC Datasheet − production data Features ■ Onboard 700 V startup source ■ Fast “bi-directional” input voltage feedforward (1/V2 correction) ■ Accurate adjustable output overvoltage protection ■ Protection against feedback loop disconnection (latched shutdown) ■ Inductor saturation protection ■ AC brownout detection ■ Low ( ≤100 µA) startup current ■ 6 mA max. operating bias current ■ 1% (@ TJ = 25 °C) internal reference voltage ■ -600/+800 mA totem pole gate driver with active pull-down during UVLO ■ SO-14 package Application ■ PFC pre-regulators for: – High-end AC-DC adapter/charger – IEC61000-3-2 or JEITA-MITI compliant SMPS, in excess of 400 W – SMPS for LED luminaires Figure 1. Block diagram SO-14 AM11475v1 VFF S R Q1 STARTER LEB Q1 VOLTAGE REGULATOR UVLO -+ - + 2.5 V - + MULTIPLIER Internal Supply Bus Voltage ref erences + - 0.23 V - + Vcc GD CS GND MULT INV PFC_OK ZCD Disable OVP UVLO Disable Q S R DISABLE L_OVP UVLO Error Amplif ier COMP Ideal rectif ier 1/V2 2.5 V 2.4 V OVP + - L_OVP 12 Starter OFF 11 8 - + 0.7V 1.4V Detector Zero Current ON/OFF Control 14 3 13 6 1 2 DETECTOR MAINS DROP 4 5 + - 1.7 V Disable Icharge HVS 0.27 V 1.66 V - + 0.8 V 0.88 V ON/OFF Control www.st.com |
同様の部品番号 - L6564H |
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同様の説明 - L6564H |
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