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RM3256SL-规格书RM3256SL-规格书.pdf

发布:2017-12-13约1.89万字共7页下载文档
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RM3256SL High Pressure BJT, LEVEL-6, CC/CV Controller FEATURES GENERAL DESCRIPTION 飦 QR mode prefect Drive and EMI. RM3256SL combines a dedicated current mode 飦 Low VDD start-up current and low operating PFM controller with a high voltage power current. BJT.PC817 and TL431 could be eliminated. It is 飦 Level 6 compliance with 75mW standby optimized for high performance, low standby power at universal ACDC input. power, and cost effective off-line fly back converter 飦 Pull CC/CV control. applications in the wide range of AC/DC adapter 飦 Power on soft start reducing 800V BJT vds in put銆 stress. RM325SL offers complete protection coverage 飦 Circuit structure of PSR, PC817 and TL431 with automatic self-recovery feature including could be eliminated. Cycle-by-Cycle current limiting(OCP), over 飦 Over temperature protection (OTP) with auto- temperature protection(OTP), over voltage recovery. protection and VDD under voltage lockout with 飦 VDD under voltage lockout with Hysteresis(UVLO). hysteresis(UVLO). APPLICATIONS 飦 Accurate Overload protection(OLP). setting for constant output power limiting over 飦 Charger of Mobile Phone and PAD. universal input voltage range. 飦 Digital Products chargers 飦 Open-frame SMPS
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