MITSUBISHI HYBRID IC M57145L-01 HYBRID IC FOR ON-BOARD POWER SUPPLY OUTLINE DRAWING Dimensions: mm 33.0max 24.0max DESCRIPTION M57145L-01 is an insulated type DC-DC converter which can supply 2 outputs from 12 ~ 18VDC single input. The insulation can endure to 2500Vrms and a pair of output voltages is +15.8V, –8.2V which can suitable for power supply to IGBT driver. FEATURES Input voltage ...................................... DC12 ~ 18V Output voltage ................................... +24V, 100mA +8.2V Insulation endurance between input and output ........................................................... 2500Vrms 1minute Small SIP structure 5.5max 4.5max 2.54×10=25.4 13.5max 19.0max 4.5max APPLICATION Power supply for IGBT driver, etc. BLOCK DIAGRAM V I+ 3 VO1+ 8 9 PWM control circuit Constant voltage circuit 10 2 VO2– 1 VO– VI– 11 Feed back circuit Mar. 2002 MITSUBISHI HYBRID IC M57145L-01 HYBRID IC FOR ON-BOARD POWER SUPPLY MAXIMUM RATINGS (Ta = 25°C, unless otherwise noted) Symbol VI IL1 Topr Tstg Viso1 (*)See Parameter Ratings 18 100(*) Conditions – Input voltage Load current 1 Operating temperature Storage temperature Electrical isolation between input and outputs 3 pin output current No condensation No condensation –10 ~ +70 –20 ~ +85 Unit V mA °C °C 2500 Vrms Sine wave voltage, 60Hz, 1 minutes the derating curve in next page. ELECTRICAL CHARACTERISTICS (VIN=15V, Ta = 25°C, unless otherwise noted) Symbol VI Parameter Limits Conditions Min. Recommended range 3 pin voltage IO = 0 ~ 60mA Vo1 Vo2 Reg-I Input voltage Output voltage 1 Output voltage 2 Input regulation Reg-L Load regulation 2 pin voltage No load of 2, 3 pins IL = 60mA, VI = 12 ~ 18V, No load of 2 pin IL = 0 ~ 60mA, No load of 2 pin η Efficiency IL = 60mA, No load of 2 pin Typ. Max. 12 — 18 22.8 24.0 25.2 7.96 – 8.2 – 8.43 – – 50 – 68 – 50 Unit V V V mV mV % APPLICATION EXAMPLE 8 3 IGBT driver + VI 47µF 9 + 100µF 50V M57145L 2 + 10 22µF 11 1 Note: The value of capacitance of electrolytic capacitor between 3, 2 and 1 pin must be detail adjusted by IGBT and driver. Mar. 2002 MITSUBISHI HYBRID IC M57145L-01 HYBRID IC FOR ON-BOARD POWER SUPPLY TYPICAL CHARACTERISTICS EFFICIENCY vs. LOAD CURRENT OUTPUT VOLTAGE vs. LOAD CURRENT 100 25 VI = 12V 80 EFFICIENCY η (%) OUTPUT VOLTAGE VO (V) 30 20 15 10 60 40 20 Ta = 25°C VI = 12V 5 VI = 15V VI = 18V Ta = 25°C 0 0 0 20 40 60 80 100 0 40 60 80 100 LOAD CURRENT IL1 (mA) LOAD CURRENT IL (mA) INPUT CURRENT vs. INPUT VOLTAGE OUTPUT VOLTAGE vs. INPUT VOLTAGE 400 25 IL = 0mA 20 IL = 60mA INPUT CURRENT I (mA) 30 OUTPUT VOLTAGE VO (V) 20 IL = 100mA 15 10 5 300 Ta = 25°C IL = 60mA 200 100 Ta = 25°C 0 0 5 10 0 15 0 5 10 15 INPUT VOLTAGE VI (V) OUTPUT VOLTAGE VI (V) DERATING CHARACTERISTICS 120 LOAD CURRENT (mA) 100 80 VI = 12V 60 VI = 18V 40 20 0 0 20 40 60 80 AMBIENT TEMPERATURE (°C) Mar. 2002