VLA106-24151 Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 Isolated DC/DC Converter A B 24151 XXXX J L K G +VIN 8 E H D 1 G 11 FILTER C F 3 VO FILTER 9 CONSTANT VOLTAGE CIRCUIT 2 NC 1 -VO DRIVE CIRCUIT OVER-CURRENT PROTECTION –VIN 10 11 OPTOCOUPLER Test Circuit Diagram 3 8 VIN + 100µF 50V 9 VLA106-24151 2 10 11 Outline Drawing and Circuit Diagram Dimensions Inches Millimeters A 1.3 33.0 B 0.945 24.0 C 0.71 18.0 D 1.0 25.4 E 0.22 5.5 F 0.53 13.5 G 0.18 4.5 H 0.10 2.54 J 0.18±0.06 4.5±1.5 K 0.02+0.004/-0.002 0.5+0.1/-0.05 L 0.01+0.01/-0.002 0.25+0.2/-0.05 1 47µF 50V + LOAD Description: VLA106-24151 is a DC-DC converter. Its output power is 1.5W and the input is isolated from the output. The over-current protection circuit is built-in. This device is used for on-board power supplies in industrial control equipment. Features: £ Input Voltage Range: 21.6 to 26.4V DC £ Output: +15V, 100mA (Output Power: 1.5W) £ Thin Profile, Lightweight Design £ Electrical Isolation Voltage Between Input and Output: 2500 Vrms for 1 Minute £ Built in Over-current Protection Circuit Application: On-board power supplies such as industrial equipment and control equipment. Note: All dimensions listed are maximums except D. Rev. 01/10 1 Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 VLA106-24151 Isolated DC/DC Converter Absolute Maximum Ratings, Ta = 25°C unless otherwise specified Characteristics Symbol VLA106-24151 Units Input Voltage (Between Pins 8, 9, and 10, 11) VIN 27 Volts Output Current (Between Pins 3 and 1) IO 100 mA °C Operating Temperature (No Condensation)* Topr -20 ~ 70 Storage Temperature (No Condensation) Tstg -20 to 85 °C Input-Output Isolation Voltage (AC, 1 Minute) VISO 2500 Vrms *Please refer to derating characteristics. Electrical and Mechanical Characteristics, Ta = 25°C, VIN = 24V unless otherwise specified Characteristics Symbol Input Voltage VIN Output Voltage Test Conditions Typ. Max. Units Recommended Range 21.6 24.0 26.4 Volts Max Operating Range 18.0 — 26.4 Volts VO IO = 0 ~ 100mA 14.25 15.0 15.75 Volts Input Regulation Reg-I IO = 0 ~ 100mA, VIN = 21.6 ~ 26.4V — — 75 mV Load Regulation Reg-L IO = 0 ~ 100mA — — 750 mV Ripple Voltage VP-P IO = 100mA — — 120 mV h IO = 100mA — 75 — % Efficiency EFFICIENCY VS. OUTPUT CURRENT CHARACTERISTICS EFFICIENCY VS. INPUT VOLTAGE CHARACTERISTICS VIN = 24V Ta = 25°C 16 40 60 40 20 20 0 20 40 60 80 0 100 120 140 12 10 8 6 4 2 Io = 100mA Ta = 25°C 18 14 20 22 24 26 0 28 0 20 40 60 80 100 120 140 160 180 OUTPUT CURRENT, IO, (mA) INPUT VOLTAGE, VIN, (VOLTS) OUTPUT CURRENT, IO, (mA) OUTPUT VOLTAGE VS. INPUT VOLTAGE CHARACTERISTICS INPUT CURRENT VS. INPUT VOLTAGE CHARACTERISTICS DERATING CHARACTERISTICS 20 140 300 Io = 100mA Ta = 25°C Io = 100mA Ta = 25°C 240 12 8 4 120 OUTPUT CURRENT, IO, (mA) 16 INPUT CURRENT, IIN, (mA) OUTPUT VOLTAGE, VO, (VOLTS) OUTPUT VOLTAGE, VO, (VOLTS) 60 0 18 80 EFFICIENCY, h, (%) EFFICIENCY, h, (%) 80 0 OUTPUT VOLTAGE VS. OUTPUT CURRENT CHARACTERISTICS 100 100 180 120 60 0 5 10 15 20 INPUT VOLTAGE, VIN, (VOLTS) 2 Min. 25 30 0 100 80 60 40 20 0 5 10 15 20 INPUT VOLTAGE, VIN, (VOLTS) 25 30 0 -10 10 30 50 70 90 110 AMBIENT TEMPERATURE, (°C) Rev. 01/10