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| Thick Film Hybrid IC INCHANGE STK730-010 Self-excitation Type Semi-Regulated Switching Regulator Features (c)q (c)q (c)q (c)q (c)q Power MOSFET devices Ideal for semi-regulated control switching supplies Error detection circuit on-chip (40.5A 0.5V set reference voltage) Pin compatible with all other devices in the same series of devices with 110 to 280W power ratings Higher oscillator frequency allows the use of smaller pulse transformers Package Dimensions unit:mm Applications CRT/CTV power supplies (c)q Office automation equipment power supplies (c)q Block Diagram CHA IN E SEM NG Pin Functions OND IC (1) (2) (3) (4) (5) (6) (7) (8) (9) (11) (12) TOR UC Vref(40.5V typ) input Error detection level Ground Drive voltage input TR1 gate Amplifier circuit control OCP setting level input TR1 source TR1 source TR1 drain TR1 drain Thick Film Hybrid IC Specifications Maximum Ratings at Ta=25ae , Tc=25ae Parameter Operating substrate temperature AC input voltage Operating temperature Storage temperature Maximum output power (TR1) Drain current Pulse drain current Drain reverse current Gate-source voltage Allowable power dissipation Chip junction temperature Thermal resistance (ZD1) Allowable power dissipation Chip junction temperature Thermal resistance PZD1 Tj(ZD1)max |E j-c(ZD1) Symbol TC max VAC Topr Tstg Wo max Specified test circuit VO=135V INCHANGE unless otherwise specified Conditions Ratings 115 140 -10 to+85 -30 to+115 110 ae W UNIT ae Vrms ae Recommended value is 105ae Specified test circuit ID ID(Pulse) IDR VGSS PD Tj max |E j-c A 6 20 6 30 78.1 150 1.6 ae ae A A A V W /W 500 mW ae /mW Pin 4 input voltage Oscillator frequency at Ta=25ae Allowable operating ranges OND MIC E SE ANG INCH Parameter Symbol V4 Conditions fOSC TOR UC 125 0.2 ae Ratings A 8 toA 24 20 to 120 UNIT V kHz Operating characteristics at Ta=25ae Tc=25ae ( unless otherwise specified,specified test circuits) Parameter Output voltage setting Output voltage temperature coefficient (TR1) Drain-source breakdown voltage Gate-source cutoff voltage ON resistance Input capacitance (ZD1) Zener voltage VZ IZ=5mA 23.7 26.3 V V(BR)DSS VGS(off) RDS(on) Ciss ID=10mA,VGS=0V ID=1mA,VDS=10V ID=2.5A,VGS=10V VDS=10V,VGS=0V,f=1MHz 500 2.0 1.4 800 3.0 1.8 | pF V V Symbol Conditions IIN=8mA TC=0 to 105ae , IIN=8mA min 40.0 Typ 40.5 7 max 41.0 UNIT V mV/ae Thick Film Hybrid IC Series organization These devices form a series with varying output power ratings Device STK730-010 STK730-020 STK730-030 STK730-040 STK730-050 STK730-060 STK730-070 STK730-080 STJ730-090 900 -30 to +115 +115 +150 500 VDSS [V] Tstg [ae ] Maximum ratings TC max Tj max [ae ] [ae ] ID [A] 6.0 8.0 10.0 12.0 15.0 3.0 5.0 6.0 8.0 170 to 264 85 to 132 Input voltage [V] INCHANGE Operating characteristics ON resistance Output power [W] [| ] 110 145 180 210 280 110 180 210 280 1.4 0.8 0.7 0.55 0.3 5.0 3.0 2.0 1.2 CHA IN E SEM NG OND IC TOR UC |
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