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LM10502 データシート(PDF) 1 Page - Texas Instruments |
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LM10502 データシート(HTML) 1 Page - Texas Instruments |
1 / 35 page LM10502 www.ti.com SNVS884B – AUGUST 2012 – REVISED MAY 2013 LM10502 Dual Buck + LDO Power Management Unit Check for Samples: LM10502 1 FEATURES DESCRIPTION The LM10502 are advanced PMUs each containing 2 • Two Highly Efficient Programmable Buck two configurable, high-efficiency buck regulators for Regulators supplying variable voltages. The device is ideal for – Integrated FETs with Low RDSON supporting ASIC and SOC designs for Solid-State – Bucks Operate with Their Phases Shifted to and Flash drives. Reduce the Input Current Ripple and The LM10502 operate cooperatively with the Capacitor Size application ASIC to optimize the supply voltage for – Programmable Output Voltage via the SPI low-power conditions and Power Saving modes via interface the SPI interface. It also supports a 250 mA LDO and a programmable Interrupt Comparator to monitor VIN. – Overvoltage and Undervoltage Lockout – Automatic Internal Soft Start with Power-on Reset – Current Overload and Thermal Shutdown Protection – PFM Mode for Low-Load, High-Efficiency Operation • Low-Dropout LDO 3.0V, 250 mA • SPI-Programmable Interrupt Comparator (2.0V to 4.0V) to Monitor VIN APPLICATIONS • Solid-State Drives KEY SPECIFICATIONS • LM10502 - Programmable Buck Regulators: – Buck 1: 1.1V to 3.6V; 1A – Buck 2: 0.7V to 1.335V; 1A • ±3% Feedback Voltage Accuracy • Up to 95% Efficient Buck Regulators • 2MHz Switching Frequency for Smaller Inductor Size • 2.5 x 2.5 mm, 0.5 mm Pitch DSBGA Package 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 All trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2012–2013, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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