VLA106-24242 Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 www.pwrx.com Isolated DC/DC Converter A B 24242 XXXX J L K G +VIN 8 E H D 1 11 G FILTER F C 3 +VO1 FILTER 9 3.3kΩ CONSTANT VOLTAGE CIRCUIT 2 +VO2 VZ = 8.2V 1 -VO DRIVE CIRCUIT OVER-CURRENT PROTECTION –VIN 10 11 OPTOCOUPLER Test Circuit Diagram VIN C1 + IO 3 8 9 VLA106-24242 C2 2 10 11 C1 : 100µF 50V (low impedance) C2 : 47µF 50V (low impedance) Outline Drawing and Circuit Diagram DimensionsInches 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/-0.0020.25+0.2/-0.05 + V V 1 A LOAD Description: VLA106-24242 is a DC-DC converter. Its output power is 2.4W 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: +24V, 100mA (Output Power: 2.4W) £ 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. 7/12 Rev. 1 1 Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 www.pwrx.com VLA106-24242 Isolated DC/DC Converter Absolute Maximum Ratings, Ta = 25°C unless otherwise specified Characteristics SymbolVLA106-24242Units Input Voltage (Between Pins 8, 9, and 10, 11) VIN Output Current (Between Pins 3 and 1) IO 100mA 27Volts Operating Temperature (No Condensation)* Topr -20 ~ 70 °C Storage Temperature (No Condensation) Tstg -20 to 85 °C Input-Output Isolation Voltage (AC, 1 Minute) VISO 2500Vrms *Please refer to derating characteristics. Electrical and Mechanical Characteristics, Ta = 25°C, VIN = 24V unless otherwise specified Characteristics Symbol Test Conditions Min. Typ. Max. Units Input Voltage VIN Recommended Range 21.6 24.0 26.4 Volts Output Voltage 1 VO1 Between Pins 3 and 1, IO = 0 ~ 100mA 22.8 24.0 25.2 Volts Output Voltage 2 VO2 Between Pins 2 and 1, 7.79 8.2 8.61 Volts — — 50 mV — 50 mV Between Pins 3 and 2 : No Load Input Regulation Reg-I Between Pins 3 and 1, IO = 100mA, VIN = 21.6 ~ 26.4V Load Regulation Reg-L Between Pins 3 and 1, IO = 0 ~ 100mA — Ripple Voltage VP-P Between Pins 3 and 1, IO = 100mA — — 150 mV h Between Pins 3 and 1, IO = 100mA — 72 — % Efficiency EFFICIENCY VS. OUTPUT CURRENT CHARACTERISTICS EFFICIENCY VS. INPUT VOLTAGE CHARACTERISTICS 100 100 VIN = 24V Ta = 25°C 60 40 OUTPUT VOLTAGE, VO, (VOLTS) 80 60 40 20 20 0 30 60 90 120 150 0 180 21 22 23 24 25 26 8 0 20 40 60 80 100 120 140 160 180 OUTPUT VOLTAGE VS. INPUT VOLTAGE CHARACTERISTICS INPUT CURRENT VS. INPUT VOLTAGE CHARACTERISTICS DERATING CHARACTERISTICS 140 Io = 100mA Ta = 25°C INPUT CURRENT, IIN, (mA) 20 16 12 8 120 OUTPUT CURRENT, IO, (mA) 400 300 200 100 5 10 15 20 INPUT VOLTAGE, VIN, (VOLTS) 25 30 0 100 80 60 40 20 4 2 12 0 27 500 0 16 OUTPUT CURRENT, IO, (mA) 24 0 20 4 Io = 100mA Ta = 25°C 20 24 INPUT VOLTAGE, VIN, (VOLTS) Io = 100mA Ta = 25°C 28 VIN = 24V Ta = 25°C OUTPUT CURRENT, IO, (mA) 32 OUTPUT VOLTAGE, VO, (VOLTS) 32 28 EFFICIENCY, h, (%) EFFICIENCY, h, (%) 80 0 OUTPUT VOLTAGE VS. OUTPUT CURRENT CHARACTERISTICS 0 5 10 15 20 INPUT VOLTAGE, VIN, (VOLTS) 25 30 0 -10 10 30 50 70 90 110 AMBIENT TEMPERATURE, (°C) 7/12 Rev. 1