SX5A-3-5SA SIP Non-Isolated Power Module
Features
■SIP (Single In-line Package)
■Output voltage programmable from
0.75 Vdc to 3.6 Vdc via external resistor
■5 A output current
■Up to 94 % efficiency
■Small size, low profile
■Cost-efficient
■Low output ripple and noise
■High reliability
■Remote on/off
■Output overcurrent protection
(non-latching)
Description
Bourns®SX5A-3-5SA is a non-isolated DC-DC converter offering designers a cost and space-efficient solution with standard features
such as remote on/off, precisely regulated programmable output voltage and overcurrent protection.
Parameter Min. Nom. Max. Units Notes
INPUT
Voltage 3.0 5.5 Vdc Vin min. = Vo + 0.5 V for Vo > 2.5 V
Current 5.0 Adc
Remote ON/OFF:
Low or Open = On 0.4 Vdc 10 µA max.
High = Off 2.4 Vin Vdc 1 mA max.
OUTPUT
Voltage Adjustment Range 0.75 3.63 Vdc
Current 0.0 5.0 Adc
Voltage Setpoint Accuracy -2.0 2.0 % Vo,set
Line Regulation 0.3 % Vo,set
Load Regulation 0.4 % Vo,set
Temperature Regulation 0.4 % Vo,set
Ripple (pk-pk) (20 MHz Bandwidth) 40 50 mVpk-pk 1 µF ceramic//10 µF tantalum capacitors
Ripple (rms) 10 15 mVrms 1 µF ceramic//10 µF tantalum capacitors
Dynamic Load Response:
50 % to 100 % Load or 100 % to 50 % Load; 130 mV 1 µF ceramic//10 µF tantalum capacitors
(∆i/∆t = 2.5 A/µs; 25 °C) 25 µs
50 % to 100 % Load or 100 % to 50 % Load; 50 mV 2 x 150 µF polymer Capacitors
(∆i/∆t = 2.5 A/µs; 25 °C) 50 µs
GENERAL
MTBF 10,000 kHrs
Operating Temperature -40 +85 °C
Storage Temperature -55 +125 °C
Switching Frequency 300 kHz
Efficiency 79.0 % Vo,set = 0.75 Vdc
(Vin = 5 Vdc, TA= 25 °C, Full Load) 85.0 % Vo,set = 1.2 Vdc
87.0 % Vo,set = 1.5 Vdc
88.5 % Vo,set = 1.8 Vdc
92.0 % Vo,set = 2.5 Vdc
94.0 % Vo,set = 3.3 Vdc
Specifications
■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
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.