PL IA NT Features CO M *R oH S SIP (Single in-line package) Output voltage programmable from 0.75 Vdc to 3.6 Vdc via external resistor 16 A output current Up to 95 % efficiency Small size, low profile Cost-efficient Low output ripple and noise High reliability Remote on/off Output overcurrent protection (non-latching) Optional sequencing function SX(T)16A-3-5SA SIP Non-Isolated Power Module Description Bourns(R) SX(T)16A-3-5SA is a non-isolated DC-DC converter offering designers a cost and space-efficient solution with standard features such as sequencing, remote on/off, precisely regulated programmable output voltage and overcurrent protection. Specifications Parameter Min. Nom. Max. Units 5.5 16.0 Vdc Adc 2.4 0.4 Vin Vdc Vdc 0.75 3.63 0.0 16.0 Vdc Adc % Vo, set Notes INPUT Voltage 2.4 Current Remote: ON/OFF Low or Open = High = Standard On Off OUTPUT Voltage Adjustment Range Current Voltage Setpoint Accuracy Line Regulation Load Regulation Temperature Regulation Ripple (pk-pk) (20 MHz Bandwidth) Ripple (rms) E T E L O S B O -P option Off On -2.0 2.0 0.3 % Vo, set 0.4 % Vo, set 0.4 10 A max. 1 mA max. % Vo, set 25 50 mVpk-pk 1 F ceramic//10 F tantalum capacitors 8 15 mVrms 1 F ceramic//10 F tantalum capacitors 1 F ceramic//10 F tantalum capacitors Dynamic Load Response: 50 % to 100 % Load or 100 % to 50 % Load; (i/t = 2.5 A/s; 25 C) 300 25 mV s 50 % to 100 % Load or 100 % to 50 % Load; (i/t = 2.5 A/s; 25 C) 150 100 mV s 2 x 150 F polymer capacitors GENERAL MTBF 10,000 kHrs Operating Temperature -40 +85 C Storage Temperature -55 +125 C Switching Frequency Efficiency (Vin = 5 Vdc, TA= 25 C, Full Load) 300 kHz 82.5 % 87.0 % 89.0 % 90.0 % 92.5 % 95.0 % Vo,set = 0.75 Vdc Vo,set = 1.2 Vdc Vo,set = 1.5 Vdc Vo,set = 1.8 Vdc Vo,set = 2.5 Vdc Vo,set = 3.3 Vdc Applications Intermediate Bus architecture Distributed power applications Workstations and servers Telecom equipment Enterprise networks including LANs/WANs Latest generation ICs (DSP, FPGA, ASIC) and microprocessor powered applications *RoHS Directive 2002/95/EC Jan 27 2003 including Annex. Specifications are subject to change without notice. Customers should verify device performance in their specific applications. Output Voltage Programming Via external trim resistor between Trim and GND: Rtrim = [ Via application of external voltage between Trim and GND: ] 21.07 - 5.11 k Vo - 0.7525 Vtrim = (0.7 - 0.1698 x {Vo - 0.7525}) SX(T)16A-3-5SA SIP Non-Isolated Power Module Product Dimensions FRONT VIEW OF BOARD (INDUCTOR SIDE) SIDE VIEW 50.8 (2.00) 12.7 (0.50) 7.43 MAX. (0.293) 12.32 (0.485) 1 2 3 4 5 6 7 8 B* 9 6.96 REF. (0.274) L1 (REF.) 11 PINS 0.38 0.64 X (0.025) (0.015) 10 7.6 (0.30) 1.28 (0.050) 2.54 (0.100) 5.08 (0.200) 7.62 (0.300) 10.16 (0.400) E T E L O S B O 0.64 (0.025) 6.32 (0.249) DIMENSIONS: MM (INCHES) 35.56 (1.400) 38.10 (1.500) 40.64 (1.600) 43.18 (1.700) 45.72 (1.800) 48.26 (1.900) TOLERANCES: 0.5 (0.02) 0.25 DECIMAL .XX (0.010) DECIMAL .X *Pin Stuffed with SXT16A option only, absent with SX16A standard Specifications are subject to change without notice. Customers should verify device performance in their specific applications. SX(T)16A-3-5SA SIP Non-Isolated Power Module Recommended Hole Pattern Pinout Detail 48.26 (1.900) PIN FUNCTION 45.72 (1.800) 1 VOUT 43.18 (1.700) 40.64 (1.600) 38.10 (1.500) 35.56 (1.400) 10.16 (0.400) 7.62 (0.300) 5.08 (0.200) 2.54 (0.100) 1.27 (0.050) 1 2 3 4 5 2 VOUT 3 SENSE 4 VOUT 5 GND 6 GND 7 VIN E T E L O S B O 6 7 8 B* 9 8 VIN B (optional) SEQ 9 TRIM 10 ON/OFF 10 7.9 (0.31) 1.3 (0.05) OUTLINE AREA 1.09 (0.043) THROUGH-HOLE PLATED 1.63 (0.064) BOTH SIDES PAD SIZE *Hole required with SXT16A option only, not required with SX16A standard 50.8 (2.00) How to Order Derating Output Current vs. Local Ambient Temp & Airflow 18.00 16.00 S X (T) 16A - 3-5 S A (-P) Internal Identifier Identifies Sequencing Pin Function Output Current (Amps) Input Voltage (V) Outputs S = Single Output Voltage (V)* A = Adjustable 14.00 Output Current (A) Configuration S = SIP 12.00 10.00 8.00 NC (0 LFM) 0.5 m/s (100 LFM) 1.0 m/s (200 LFM) 1.5 m/s (300 LFM) 2.0 m/s (400 LFM) 6.00 4.00 2.00 VIN = 5.0 VDC VO = 3.3 VDC 0.00 25 30 35 40 45 50 55 60 65 70 75 80 85 Ambient Temperature (C) Optional Positive On/Off Logic *Fixed output voltage parts and optional features available; contact factory. REV. C 08/06 Specifications are subject to change without notice. Customers should verify device performance in their specific applications. Asia-Pacific: Tel: +886-2 2562-4117 * Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 * Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 * Fax: +1-951 781-5700 www.bourns.com