VLA106-24242 Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 Isolated www.pwrx.com DC/DC Converter A B 24242 XXXX J L E K H F D G G C 1 11 Description: VLA106-24242 is a DC-DC converter. Its output power is FILTER FILTER 2.4W and the input is isolated +V IN from the output. The over-current CONSTANT VOLTAGE protection circuit is built-in. This CIRCUIT device is used for on-board power supplies in industrial control DRIVE equipment. CIRCUIT Features: OVER-CURRENT PROTECTION Input Voltage Range: V 21.6 to 26.4V DC IN Output: +24V, 100mA OPTOCOUPLER (Output Power: 2.4W) Thin Profile, Lightweight Design Test Circuit Diagram Electrical Isolation Voltage I O 8 3 A Between Input and Output: 9 2500 V for 1 Minute C1 C2 + rms + V VLA106-24242 IN 2 LOAD V Built in Over-current Protection 10 V Circuit 11 1 C1 : 100F 50V (low impedance) Application: C2 : 47F 50V (low impedance) On-board power supplies such as industrial equipment and control Outline Drawing and Circuit Diagram equipment. 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 0.180.06 4.51.5 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 Note: All dimensions listed are maximums except D. 7/12 Rev. 1 1 +V O1 +V O2 = Z 8.2V 8 3 9 3.3k 2 V -V 1 O 10 11Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 www.pwrx.com VLA106-24242 Isolated DC/DC Converter Absolute Maximum Ratings, T = 25C unless otherwise specified a Characteristics Symbol VLA106-24242 Units Input Voltage (Between Pins 8, 9, and 10, 11) V 27 Volts IN Output Current (Between Pins 3 and 1) I 100 mA O Operating Temperature (No Condensation)* T -20 ~ 70 C opr Storage Temperature (No Condensation) T -20 to 85 C stg Input-Output Isolation Voltage (AC, 1 Minute) V 2500 V ISO rms *Please refer to derating characteristics. Electrical and Mechanical Characteristics, T = 25C, V = 24V unless otherwise specified a IN Characteristics Symbol Test Conditions Min. Typ. Max. Units Input Voltage V Recommended Range 21.6 24.0 26.4 Volts IN Output Voltage 1 V Between Pins 3 and 1, I = 0 ~ 100mA 22.8 24.0 25.2 Volts O1 O Output Voltage 2 V Between Pins 2 and 1, 7.79 8.2 8.61 Volts O2 Between Pins 3 and 2 : No Load Input Regulation R Between Pins 3 and 1, 50 mV eg-I I = 100mA, V = 21.6 ~ 26.4V O IN Load Regulation R Between Pins 3 and 1, I = 0 ~ 100mA 50 mV eg-L O Ripple Voltage V Between Pins 3 and 1, I = 100mA 150 mV P-P O Efficiency h Between Pins 3 and 1, I = 100mA 72 % O EFFICIENCY VS. OUTPUT CURRENT EFFICIENCY VS. INPUT VOLTAGE OUTPUT VOLTAGE VS. OUTPUT CURRENT CHARACTERISTICS CHARACTERISTICS CHARACTERISTICS 100 100 32 V = 24V V = 24V IN IN T = 25C 28 T = 25C a a 80 80 24 20 60 60 16 40 40 12 8 20 20 I = 100mA 4 o T = 25C a 0 0 0 0306090 120 150 180 20 21 22 23 24 25 26 27 0820 40 60 0 100 1201140 60 180 OUTPUT CURRENT, I , (mA) INPUT VOLTAGE, V , (VOLTS) OUTPUT CURRENT, I , (mA) O O IN OUTPUT VOLTAGE VS. INPUT VOLTAGE INPUT CURRENT VS. INPUT VOLTAGE DERATING CHARACTERISTICS CHARACTERISTICS CHARACTERISTICS 32 500 140 I = 100mA I = 100mA o o 28 T = 25C T = 25C a 120 a 400 24 100 20 300 80 16 60 200 12 40 8 100 20 4 0 0 0 05 10 15 20 25 30 05 10 15 20 25 30 -10 10 30 50 7090 110 INPUT VOLTAGE, V , (VOLTS) INPUT VOLTAGE, V , (VOLTS) AMBIENT TEMPERATURE, (C) IN IN 2 7/12 Rev. 1 OUTPUT VOLTAGE, V , (VOLTS) EFFICIENCY, h, (%) O INPUT CURRENT, I , (mA) EFFICIENCY, h, (%) IN OUTPUT CURRENT, I , (mA) OUTPUT VOLTAGE, V , (VOLTS) O O