22Amps Total Power: Input Voltages: No. of Outputs: 99W 3.3V, 5V, 12V Single ATH22 Electrical Specs Input Input Range 3.0 - 3.6V 4.5 - 5.5V 10.8 - 13.2V Under Voltage Lockout with hysterisis Efficiency up to 96% Output Overall Regulation Noise/Ripple Remote sense Transient Response Special Features * * * * * * * * * * * Point-of-Load Alliance product Open frame TH or SMT termination Auto-TrackTM Sequencing Margin Up/Down Controls Remote sense compensation Output Voltage Adjust (Resistor Programming) Under Voltage Lockout Pre-Biased start-up2 Output On/Off Inhibit -40C to +85C Ambient Air Operation Non Isolated module Over Current Protection 1% of Vo Typ 32mV Typ (2.5Vo and below) 1% Vo Typ (Vo > 2.5V) Up to 300mV max 130mV typical for 3.3Vo for 50% to 100% IO,MAX step change 70us recovery time (Co = 330uF) 175% IO,MAX typical (autorecovery) Control Inhibit Control Output Voltage Adjust Output Margin Negative Logic (OPEN = Normal Operation) (GROUND = Function Active) See output range on page 2 5% VO,NOM Output Auto-TrackTM (See Note 5) Environmental Ambient air operating temperature range: -40C to +85C Specifications subject to change without notice Storage temperature: -40C to +125C Demonstrated MTBF: 2.7M Hrs Safety UL, cUL 60950 Recognition EN 60950 through TUV or VDE (Pending) 2 North America (USA): 1-888-41-ASTEC Europe (UK): 44 (1384) 842-211Asia (HK): 852-2437-9662 AMERICAS EUROPE ASIA 5810 Van Allen Way Carlsbad, CA 92008 Telephone: 760-930-4600 Facsimile: 760-930-0698 Astec House, Waterfront Business Park Merry Hill, Dudley West Midlands, DY5 1LX, UK Telephone: 44 (1384) 842-211 Facsimile: 44 (1384) 843-355 Units 2111-2116, Level 21 Tower1, Metroplaza 223, Hing Fong Road Fwai Fong, New Territories Hong Kong Telephone: 852-2437-9662 Facsimile: 852-2402-4426 Ordering Information Input Voltage 3.0V to 3.6V 4.5V to 5.5V 10.8V to 13.2V Output Voltage Output3 Current Efficiency4 Model Number 0.8V to 2.5V 0.8V to 3.6V 1.2V to 5.5V 22A 22A 18A 95% 96% 95% ATH22T033- 9(S)(J) ATH22T05 - 9(S)(J) ATH18K12 - 9(S)(J) OPTIONS: "-9J" - Output Trim, TH termination, Tray Packaging "-9SJ" - Output Trim, SMT termination, Tray Packaging "-9S" - Output Trim, SMT Ternination, T&R packaging Pin Assignments Single Output GND Vin Inhibit Vo Adjust Vo Sense Vout GND Track Margin Down Margin Up : : : : : : : : : : PINS 1 2 3 4 5 6 7 8 9 10 Notes: 1. Nominal values apply with sense pins connected to +Vout and Ground Return with other control pins unconnected. 2. Pre-Bias startup capability exists for 3.3Vin and 5Vin devices. 3. Output derating applies at elevated ambient tempe rature. 4. Typical efficiency taken at 10A load, 2.5V output (3.3Vin device); 10A load, 3.3V output (5Vin device); 10Aload, 5V output (12Vin device). 5. Consult the technical reference notes when available. 6. Mechanical Dimensions are nominal values. 7. Auto-TrackTM is a trademark of Texas Instruments. 8. Specification subject to change without notice. Through-hole and SMT Outline [in (mm)] Astec reserves the right to make changes to the information contained herein without notice and assumes no liability as a result of its use or application. (REV02: OCTOBER 21, 2004) www.astecpower.com 3