HX7201

HX7201 Power Management IC for Handheld Portable Equipments Features ～Input Voltage of the IC: 1V VL ：Low voltage start-up 1V Output Voltage: 3.3 V VL is Programmable: VL=1.2V [1+ (R1/R2)]. Minimal External Components Package : SOT23-6LG Applications Portable Devices and PDAs MP3/MP4 Players Wireless Handhelds GPS Receivers, etc. Description The HX7201 is a complete, cost effective, highly-efficient power management solution that is ideal for a wide range of portable handheld equipments. The device can operate from input voltage as low as 1V and can provide 300mA output current with low dropout voltage, thus providing an efficient linear solution for low power system. This IC allows the user to optimize the setting of VL, so that the device offers a new level of cost-effective performance in cellular phones, laptop and notebook computers, and other portable devices. Proprietary design techniques ensure high performance. The HX7201 is available in a tiny SOT23-6LG package. 1 Typical Application HX7201 Pin Assignment SOT23-6LG PIN NUMBER PIN NAME SOT23-6LG 1 VL 2 GND DESCRIPTION Programmable Input Voltage Ground 3 VDD Power Input Switching node Output 4 SW for VL Output Feedback 5 FB Sense for VL （ ）6 VOUT Output Voltage 3.3V 2 Absolute Maximum （Ratings Note 1） HX7201 SW , VL, VDD, FB, VOUT to GND……………………………………………………...… -0.3 ~ +6V （ ） ℃ ～ ℃Operating Temperature Range Note 2 …………………………………………- 30 + 85 ℃Lead Temperature (Soldering 10 sec.) ………………………………………………...