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1 / 25 page 10 mV/Div 500 MHz BW 1 µs/Div COUT = 10 F 10V 0805 X5R VOUT RIPPLE 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 20 30 40 50 60 70 80 90 100 LOAD CURRENT (A) VOUT = 1.2V VOUT = 1.8V VOUT = 2.5V VOUT = 3.3V LMZ10501 www.ti.com SNVS677D – MAY 2011 – REVISED MARCH 2013 LMZ10501 1A SIMPLE SWITCHER® Nano Module with 5.5V Maximum Input Voltage Check for Samples: LMZ10501 1 FEATURES DESCRIPTION The LMZ10501 SIMPLE SWITCHER® nano module 2 • Integrated Inductor is an easy-to-use step-down DC-DC solution capable • Miniature Form Factor (3.0 mm x 2.5 mm x of driving up to 1A load in space-constrained 1.425 mm) applications. Only an input capacitor, an output • 8-pin LLP Footprint capacitor, a small VCON filter capacitor, and two resistors are required for basic operation. The nano • -40°C to 125°C Junction Temperature Range module comes in 8-pin POS footprint package with • Adjustable Output Voltage an integrated inductor. Internal current limit based • 2.0MHz Fixed PWM Switching Frequency softstart function, current overload protection, and thermal shutdown are also provided. • Integrated Compensation • Soft Start Function System Performance • Current Limit Protection (Quick Overview Links: VOUT = 1.2V, 1.8V, 2.5V, • Thermal Shutdown Protection 3.3V) • Input Voltage UVLO for Power-up, Power- down, and Brown-out Conditions Typical Efficiency at VIN = 3.6V • Only 5 External Components — Resistor Divider and 3 Ceramic Capacitors APPLICATIONS • Point of Load Conversions From 3.3V and 5V Rails • Space Constrained Applications • Low Output Noise Applications ELECTRICAL SPECIFICATIONS • Up to 1A Output Current • Input Voltage Range 2.7V to 5.5V • Output Voltage Range 0.6V to 3.6V • Efficiency up to 95% Output Voltage Ripple PERFORMANCE BENEFITS VIN = 5.0V, VOUT = 1.8V, IOUT = 1A • Small Solution Size • Low Output Voltage Ripple • Easy Component Selection and Simple PCB Layout • High Efficiency Reduces System Heat Generation 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 © 2011–2013, 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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