VLA400-204 Powerex, Inc., 200 E. Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 High Voltage Input DC/DC Converter Description: VLA400-204 is a non-isolated type DC-DC converter. Wide range of input voltage (DC 113V - 380V) enables direct connection to rectified 120V and 240V AC. This device is best suited for use as a pre-regulator for standard DC-DC converters. Test Circuit Diagram VIN C1 + 12 A 5 11 VLA400-204 1 6 C3 C2 + 2 C1 : 2.2F 450V (low impedance) C2 : 47F 50V (low impedance) C3 : 220F 50V (low impedance) + V VO IL LOAD Features: Input Voltage Range: 113V - 380V DC Thin Profile, Lightweight Design Built in Surface Mount Transformer SIP Structure Enables Efficient use of PCB Area Application: Power Source for Standard DC-DC Converters Pre-regulator Outline Drawing and Circuit Diagram Dimensions Inches A 1.46 B 1.34 C 0.71 D 0.18 E 0.25 F 0.47 G 0.22 H 0.10 J 0.02+0.02/-0.004 K 0.180.06 L 0.01+0.01/-0.004 Millimeters 37.0 34.0 18.0 4.5 6.5 12.0 5.5 2.54 0.5+0.5/-0.1 4.51.5 0.25+0.2/-0.1 Note: All dimensions listed are maximums except H, K, L, AND J. 1 Powerex, Inc., 200 E. Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 VLA400-204 High Voltage Input DC/DC Converter Absolute Maximum Ratings, Ta = 25C unless otherwise specified Characteristics Input Voltage (Between Pins 11, 12-1) Output Power Symbol VLA400-204 Units VIN 390 Volts Po(max) 4.4 Watts C Surface Temperature (Highest Surface Temperature Point) TC 100 Operating Temperature (No Condensation)* Topr -10 ~ +75 C Storage Temperature (No Condensation) Tstg -20 ~ +85 C *Please refer to derating characteristics. Electrical and Mechanical Characteristics, Ta = 25C, VIN = 24V unless otherwise specified Characteristics Symbol Input Voltage VIN DC Min. Typ. Max. Units 113 280 380 Volts -- 1.5 -- mA Circuit Current IB Output Voltage VO IL = 0 ~ 200mA 18 20 22 Volts Load Current IL VIN = 113 ~ 380V -- 200 220 mA Input Regulation Reg-I VIN = 113 ~ 380V -- 0.8 1.4 Volts Load Regulation Reg-L IL = 0 ~ 200mA -- 1.0 2.0 Volts IL = 220mA -- 75 -- % Efficiency 2 Test Conditions Powerex, Inc., 200 E. Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 VLA400-204 High Voltage Input DC/DC Converter Application Circuit FON WN VN UN B WP FOWP VP 3 4 PC817 2 1 1 8 2 7 3 6 4 5 HCPL4504 0.1F 1 8 2 7 3 6 4 5 HCPL4504 0.1F 1 8 2 7 3 6 4 5 HCPL4504 1 2 PC817 PC817 20k 0.1F 4.7k 19 WN 18 VN 17 UN 16 BR 15 VN 14 VNC 13 VWP1 12 WP 11 + C2 VLA400-204 7 0 8 +15 20k 0.1F + 2 1 1 8 2 7 3 6 4 5 HCPL4504 FO 20k 4 3 1 8 2 7 3 6 4 5 HCPL4504 3 4 20k WFO 10 VWPC 9 C1 9 0 10 +15 11 0 12 +15 13 0 14 +15 VVP1 8 VP 7 VFO 6 VVPC 5 VUP1 4 UP 3 UFO 2 VUPC 1 20k 0.1F + VIN - 1 2 4 5 6 1 2 3 5 6 7 11 12 + 330F + 50V 47F + 50V 2.2F + 113-380 VDC M57140 + C1 PC817 FOVP UP FOUP 3 4 2 1 1 8 2 7 3 6 4 5 HCPL4504 3 4 PC817 2 1 20k 0.1F + C1 SEVEN PACK IPM 3 Powerex, Inc., 200 E. Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 VLA400-204 High Voltage Input DC/DC Converter OUTPUT VOLTAGE VS. LOAD CURRENT CHARACTERISTICS (TYPICAL) DERATING CURVE (TYPICAL) 22 250 25 Ta = 25C VIN = 380V 150 280V 100 50 200 OUTPUT VOLTAGE VO, (VOLTS) OUTPUT VOLTAGE VO, (VOLTS) 113V 200 LOAD CURRENT, IL, (mA) OUTPUT VOLTAGE VS. INPUT VOLTAGE CHARACTERISTICS (TYPICAL) 21 113V 20 280V VIN = 380V 19 20 91 RL: NO LOAD 15 10 5 Ta = 25C 0 -10 10 30 50 70 18 90 0 100 150 200 250 0 100 200 300 LOAD CURRENT, IL, (mA) INPUT VOLTAGE, VIN, (VOLTS) OUTPUT VOLTAGE VS. AMBIENT TEMPERATURE CHARACTERISTICS (TYPICAL) OUTPUT REGULATION (TYPICAL) BIAS CURRENT VS. AMBIENT TEMPERATURE CHARACTERISTICS (TYPICAL) 25 8 IL = 100mA 21 20 280V 113V VIN = 380V 19 IL = 0mA VIN = 380V 20 BIAS CURRENT, IB, (mAMPERES) OUTPUT VOLTAGE, VO, (VOLTS) Ta = 25C 15 10 280V 5 6 4 113V VIN = 380V 2 280V 113V 18 -20 0 20 40 60 0 80 0 675 0 -20 900 20 40 60 BIAS CURRENT VS. INPUT VOLTAGE CHARACTERISTICS (TYPICAL) STARTUP TIME VS. INPUT VOLTAGE CHARACTERISTICS (TYPICAL) EFFICIENCY VS. LOAD CURRENT CHARACTERISTICS (TYPICAL) 4 2 80 Ta = 25C 160 240 320 INPUT VOLTAGE, VIN, (VOLTS) 400 TERMINAL-6 CONNECTING CAPACITOR 47 F 2 1 0 0 80 113V 80 3 EFFICIENCY, , (PERCENT) 4 80 100 Ta = 25C IL = 0mA 6 0 0 AMBIENT TEMPERATURE, Ta, (C) STARTING TIME, (SECONDS) BIAS CURRENT, IB, (mA) 450 LOAD CURRENT, IL, (mA) Ta = 25C IL = 0mA 0 225 AMBIENT TEMPERATURE, Ta, (C) 8 4 400 AMBIENT TEMPERATURE, Ta, (C) 22 OUTPUT VOLTAGE, VO, (VOLTS) 50 0 160 240 320 INPUT VOLTAGE, VIN, (VOLTS) 400 280V 60 VIN = 380V 40 20 0 0 50 100 150 LOAD CURRENT, IL, (mA) 200 250