82 ics 1-1-4 linear regulator ics features compact full-mold package (equivalent to t o220) output current: 1.0a low dropout voltage: v dif 0.5v (at i o = 1.0a) high ripple rejection: 75db low circuit current at output off: iq (off) 1 a built-in overcurrent and thermal protection circuits applications secondary stabilized power supply (local power supply) absolute maximum ratings unit v v a w w c c c c/w c/w symbol v in vc io p d1 p d2 tj t stg to p j-c j-a parameter dc input voltage output control terminal voltage dc output current power dissipation junction temperature storage temperature operating ambient temperature thermal resistance (junction to case) thermal resistance (junction to ambient air) (t a =25 c) ratings SI-3010KF 35 *1 v in 1.0 16.6 1.72 ?0 to +125 ?0 to +125 ?0 to +100 6.0 58 remarks with infinite heatsink without heatsink, stand-alone operation without heatsink, stand-alone operation *1: a built-in input-overvoltage-protection circuit shuts down the output voltage at the input overvoltage shutdown voltage of the electrical characteristics. *1: v in (max) and i o (max) are restricted by the relationship p d (max) = (v in - v o ) i o = 16.6w. *2: refer to the dropout voltage parameter. recommended operating conditions parameter input voltage range output current range output voltage variable range operating ambient temperature operating junction temperature symbol v in i o v o adj t op t j unit v a v c c ratings SI-3010KF 2.4 *2 to 27 *1 0 to 1.0 *1 1.1 to 16 ?0 to +85 ?0 to +100 electrical characteristics low current consumption, low dropout voltage si-3000kf series unit v mv mv v a a mv/ c db a v v a a v pa r ameter reference voltage line regulation load regulation dropout voltage quiescent circuit current circuit current at output off t emperature coefficient of output voltage ripple rejection overcurrent protection starting current *3 control voltage (output on) *4 control voltage (output off) v c te r m inal control current (output on) control current (output off) input overvoltage shutdown v oltage symbol v adj conditions ? v oline conditions ? v oload conditions v dif conditions conditions i q conditions i q (off) conditions ? v o / ? t a conditions r rej conditions i s1 conditions v c , ih conditions v c , il conditions i c , ih conditions i c , il conditions v ovp conditions ratings SI-3010KF min. typ. max. 0.98 1.00 1.02 v in =7v, i o =0.01a, v c =2v, v o =5a 30 v in =6 to 15v, i o =0.01a, v c =2v, v o =5a 75 v in =7v, i o =0 to 1a, v c =2v , v o =5a 0.3 i o =0.5a, v c =2v, v o =5v 0.5 i o =1.0a, v c =2v, v o =5v 600 v in =7v, i o =0a, v c =2v 1 v in =7v, v c =0v 0.5 v in =7v, i o =0.01a, v c =2v, tj=0 to 100 c, v o =2.5v 75 v in =7v, i o =0.1a, v c =2v, f=100 to 120hz, v o =5v 1.1 v in =7v, v c =2v 2 v in =7v 0.8 v in =7v 40 v in =7v, v c =2v ? 0 v in =7v, v c =0v 33 i o =0.01a *3: i s1 is specified at the 5% drop point of output voltage v o on the condition that v in = overcurrent protection starting current, i o = 10 ma. *4: output is off when the output control terminal v c is open. each input level is equivalent to ls-ttl level. therefore, the device can be driven directly by ls-ttls. *5: si-3000kfe cannot be used in the following applications because the built-in foldback-type overcurrent protection may cause errors during start-up stage. (1) constant current load (2) positive and negative power supply (3) series-connected power supply (4) v o adjustment by raising ground voltage
83 ics si-3000kf series t a -p d characteristics 15 20 10 5 0 ?0 power di ssipation p d (w) ?0 0 20 ambient temperature t a ( c) 40 60 80 100 silicone grease: g746 (shin-etsu chemical) heatsink: aluminum with infinite heatsink without heatsink 75 75 2mm (7.6 c/w) 100 100 2mm (5.2 c/w) 200 200 2mm (2.3 c/w) block diagram ref tsd + v in v c v out gnd 2 1 4 3 adj 5 SI-3010KF t ypical connection diagram SI-3010KF gnd 3 v in c in r1 r2 2 v o 4 v c 1 adj 5 + d1 *1 c o + load r3 *2 c in : input capacitor (22 f or larger) c o : output capacitor (47 f or larger) if a low esr capacitor (such as a ceramic capacitor) is used for the output capacitor, oscillation may occur. *1. d1: reverse bias protection diode this diode is required for protection against reverse biasing between the input and output. (sanken ru2z is recommended.) external dimensions (to220f-5) (unit : mm) r1, r2: output voltage setting resistors the output voltage can be adjusted by connecting r1 and r2 as shown above. the recommended value for r2 is 10k ? . r1=(v o ? adj ) (v adj /r2) *2: insert r3 in case of setting v o to v o 1.5v. the recommended value for r3 is 10k ? . 10.0 0.2 4.2 0.2 0.95 0.15 8.2 0.7 2.6 0.1 3.9 0.7 (4.3) (4.6) (17.9) (2.0) 0.85 +0.2 ?.1 0.45 +0.2 ?.1 3.2 0.2 4.0 0.2 7.9 0.2 4.6 0.6 16.9 0.3 0.5 12345 p1.7 0.7 4=6.8 0.7 2.8 0.2 pin assignment q vc w v in e gnd r v out t adj plastic mold package type flammability: ul 94v-0 product mass: approx. 2.3 g
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