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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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BU90006GWZ датащи(PDF) 1 Page - Rohm |
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BU90006GWZ датащи(HTML) 1 Page - Rohm |
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1 / 24 page  BU90002GWZ ○ ○ ○ ○ Product structure ： ： ： ： Silicon monolithic integrated circuit ○ ○ ○ ○ This product is not designed protection against radioactive rays 1/21 TSZ02201-0F2F0AG00010-1-2 © 2012 ROHM Co., Ltd. All rights reserved. 04.Jul.2012 Rev.001 www.rohm.co m TSZ22111・ ・ ・ ・14・ ・ ・ ・001 Datasheet Single-chip Type with Built-in FET Switching Regulator Series Step-down Switching regulators with Built-in Power MOSFET BU9000xGWZ series ● ● ● ● General Description The BU9000xGWZ are a high efficiency 6MHz synchronous step-down switching regulator with ultra low current PFM mode. It provides up to 1.0A load current and an input voltage range from 3.0V to 5.5V, optimized for battery powered portable applications. BU9000xGWZ has a mode control pin that allows the user to select Forced PWM(Pulse Width Modulation)mode or PFM(Pulse Frequency Modulation) and PWM auto change mode utilized power save operation at light load current. ● ● ● ● Features Fast transient response Automatic PFM/PWM operation Forced PWM operation Internal Soft Start Under voltage lockout Over current protection Thermal shutdown ● ● ● ● Applications Smart phones, Cell phones, Portable applications and Micro DC/DC modules, USB accessories ● ● ● ● Package(s) W(Typ.) x D(Typ.) x H(Max.) UCSP35L1 1.30mm x 0.90mm x 0.40mm ● ● ● ● Typical Application Circuit(s) ● ● ● ● Lineup ● ● ● ● Pin Configuration(s) ● ● ● ● Pin Description(s) Part No. Output voltage Input voltage Switching frequency Operating mode MODE=L MODE=H BU90002GWZ 3.30V 4.0V to 5.5V 5.4MHz to 6.6MHz Automatic PFM/PWM Forced PWM BU90003GWZ 1.20V 2.3V to 5.5V 3.6MHz to 4.4MHz BU90004GWZ 1.80V 2.3V to 5.5V 4.8MHz to 6.0MHz BU90005GWZ 2.50V 2.3V to 5.5V 5.4MHz to 6.6MHz Forced PFM BU90006GWZ 3.00V 2.3V to 5.5V 5.4MHz to 6.6MHz Automatic PFM/PWM BU90007GWZ 1.25V 2.3V to 5.5V 3.6MHz to 4.4MHz Pin No. Symbol Function A1 VIN Power supply input pin A2 EN Enable pin A3 GND GND pin B1 MODE Forced PWM mode pin B2 LX Inductor connection pin B3 FB Feedback voltage input pin Figure 1. Typical Application Circuit(s) B 1 M ODE B2 LX B 3 F B A 1 V IN A2 EN A 3 G ND (BOTTOM VIEW) Figure 2. Pin Configuration(s) |
Аналогичный номер детали - BU90006GWZ |
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Аналогичное описание - BU90006GWZ |
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