AOZ1022DI Alpha & Omega Semiconductor Inc, AOZ1022DI Datasheet
AOZ1022DI
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AOZ1022DI Summary of contents
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General Description The AOZ1022 is a synchronous high efficiency, simple to use, 3A buck regulator. The AOZ1022 works from a 4.5V to 16V input voltage range, and provides continuous output current with an output voltage adjustable ...
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... Ordering Information Part Number Ambient Temperature Range AOZ1022DI -40°C to +85°C AOZ1022 -40°C to +85°C AOS Green Products use reduced levels of Halogens, and are also RoHS compliant. Please visit www.aosmd.com/web/quality/rohs_compliant.jsp Pin Configuration PGND 1 LX VIN 2 AGND 3 GND FB 4 5x4 DFN-8 (Top View) ...
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Block Diagram UVLO EN & POR Reference Softstart & Bias + 0.8V EAmp FB – COMP Frequency Foldback Comparator + – 0.2V PGOOD – + 0.72V Absolute Maximum Ratings Exceeding the Absolute Maximum Ratings may damage the device. Parameter Supply ...
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Electrical Characteristics T = 25° 12V 3.3V unless otherwise specified OUT Symbol Parameter V Supply Voltage IN V Input Under-Voltage Lockout Threshold UVLO I Supply Current (Quiescent Shutdown Supply ...
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Typical Performance Characteristics Circuit of Figure 25° Light Load Operation 1s/div Startup to Full Load 1ms/div 50% to 100% Load Transient 100s/div Rev. 1.6 December 2010 = 12V 3.3V ...
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Efficiency AOZ1022 Efficiency Efficiency (V = 12V) vs. Load Current IN 100 0.5 1.0 1.5 Load Current (A) Thermal Derating Curves Derating Curve at 5V/6V Input 5 4 1.2V, 1.8V OUTPUT 3 ...
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Detailed Description The AOZ1022 is a current-mode step down regulator with integrated high-side PMOS switch and a low-side NMOS switch. It operates from a 4.5V to 16V input voltage range and supplies load current. The duty ...
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Some standard value and most used output 1 2 voltage values are listed in Table 1. Ω 0.8 1.0 1.2 4.99 1.5 10 1.8 12.7 2.5 21.5 3.3 31.1 ...
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I (m) CIN_RMS I O 0.2 0 0.5 m Figure 2. I vs. Voltage Conversion Ratio CIN Note that the ripple current rating from capacitor manu- factures are based on certain amount of life time. ...
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Loop Compensation The AOZ1022 employs peak current mode control for easy use and fast transient response. Peak current mode control eliminates the double pole effect of the output L&C ...
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An easy-to-use application software which helps to design and simulate the compensation loop can be found at www.aosmd.com. Thermal Management and Layout Consideration In the AOZ1022 buck regulator circuit, high pulsing current flows through two circuit loops. The first loop ...
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Package Dimensions, DFN 5x4 Index Area (D/2 x E/2) TOP VIEW A FRONT VIEW RECOMMENDED LAND PATTERN 0.95 Typ. 2.25 1.86 0.65 4.20 0.40 4.51 Notes: 1. Dimensions and tolerancing conform to ASME Y14.5M-1994. 2. All dimensions are in millimeters. ...
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Tape Dimensions, DFN 5x4 UNIT: mm Package DFN 5x4 5.30 4.30 1.20 (12 mm) ±0.10 ±0.10 ±0.10 Leader/Trailer and Orientation Trailer Tape 300mm Min. Rev. 1.6 December 2010 ...
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Reel Dimensions, DFN 5x4 II M Tape Size Reel Size M ø330 12mm ø330 +0.3 -4.0 6.450.05 6.2 8.90.1 14 REF 11.90 41.5 REF 43.00 44.50.1 10.0 A Rev. 1.6 December 2010 12.40 2.40 0.5 ...
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Package Dimensions, EPAD SO (4x) B RECOMMENDED LAND PATTERN 3.70 2.20 2.71 2.87 0.80 1.27 0.635 UNIT: mm Notes: 1. Package body sizes exclude mold flash and gate burrs. 2. Dimension L is measured ...
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Tape and Reel Dimensions, EPAD SO-8 Carrier Tape UNIT: mm Package A0 B0 SO-8 6.40 5.20 ±0.10 ±0.10 (12mm) Reel R UNIT: mm Tape Size Reel Size M 12mm ø330 ø330.00 ±0.50 Leader/Trailer and Orientation Trailer ...
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Part Marking Fab & Assembly Location Fab & Assembly Location This data sheet contains preliminary data; supplementary data may be published at a later date. Alpha & Omega Semiconductor reserves the right to make changes at any time without notice. ...