KIA78MR37PI

SEMICONDUCT OR TECHNICAL DATA 4 TERMINAL LOW DROP VOLTAGE REGULATOR The KIA78MR×× series are Low Drop Voltage Regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220 4 terminal lead full molded PKG. The Regulator has multi function such as over current protection, overheat protection and ON/OFF control. KIA78MR18PI~KIA78MR37PI BIPOLAR LINEAR INTEGRATED CIRCUIT A C O E L U V V T L K S R H D FEATURES ・0.5A Output Low Drop Voltage Regulator. ・Built in ON/OFF Control Terminal. ・Built in Over Current Protection, Over Heat Protection Function. DIM MILLIMETERS _ A 10.00 + 0.20 _ 15.00 + 0.20 B _ C 2.70 + 0.20 _ D 0.60 + 0.10 _ E Φ3.20 + 0.20 _ 3.50 + 0.10 F _ 15.70 + 0.20 G _ H 0.40 + 0.10 14.3+0.2/-0.1 J _ 1.45 + 0.10 K _ L 1.00 + 0.10 2.54 M _ N 4.50 + 0.20 _ O 7.5+ 0.1 _ 1.50 + 0.10 P R S T U V 5 8 _ 1.30 + 0.1 _ 3-1.00 + 0.1 _ 1.30 + 0.1 B J M N G F P 1 2 3 4 1 2 3 4 DC INPUT (V IN ) DC OUTPUT (VO ) GND ON/OFF CONTROL LINE UP ITEM * KIA78MR18PI * KIA78MR25PI * KIA78MR30PI * KIA78MR33PI * KIA78MR35PI * KIA78MR37PI Note) * : Under development OUTPUT VOLTAGE (Typ.) 1.8 2.5 3.0 3.3 3.5 3.7 V UNIT TO-220IS-4 MAXIMUM RATING (Ta=25℃) CHARACTERISTIC Input Voltage ON/OFF Control Voltage Output Current Power Dissipation 1 Power Dissipation 2 Junction Temperature Operating Temperature Storage Temperature Soldering Temperature (10sec) SYMBOL VIN VC IO Pd1 Pd2 Tj Topr Tstg Tsol RATING 35 35 0.5 1.5 15 125 -20～80 -30～125 260 UNIT V V A W W ℃ ℃ ℃ ℃ Remark No heatsink with heatsink - 2002. 1. 9 Revision No : 0 1/5 KIA78MR18PI~KIA78MR37PI ELECTRICAL CHARACTERISTICS (Unless otherwise specified, IO=0.25A, Ta=25℃, Note1.) CHARACTERISTIC KIA78MR18 KIA78MR25 Output Voltage KIA78MR30 KIA78MR33 KIA78MR35 KIA78MR37 Load Regulation Line Regulation Temperature Coefficient of Output Voltage Ripple Rejection Drop Out Voltage Output ON state for control Voltage Output ON state for control Current Output OFF state for control Voltage Output OFF state for control Current Quiescent Current Note1) VIN of KIA78MR18=3.5V " " " " " KIA78MR25=4.2V KIA78MR30=4.7V KIA78MR33=5.0V KIA78MR35=5.2V KIA78MR37=5.4V " " " " " Reg Load Reg Line TCVO R・R VD VC(ON) IC(ON) VC(OFF) IC(OFF) IQ VC=0.4V IO=0 VC=2.7V (Note 2) Tj=0～125℃ IO=0.5A (Note3) VO SYMBOL CONDITIONS IO=5mA～0.5A MIN. 1.764 2.438 2.925 3.220 3.413 3.608 55 2.0 Note3) At VIN=0.95VO TYP. 1.80 2.50 3.00 3.30 3.50 3.70 0.1 0.5 ±0.02 65 MAX. 1.836 2.562 3.075 3.380 3.587 3.792 2.0 2.5 ±0.05 0.5 20 0.8 -0.4 10 % % %/℃ dB V V μ A V mA mA V UNIT Note2) VIN of KIA78MR18=2.5～10V KIA78MR25=3.2～10V KIA78MR30=3.7～10V KIA78MR33=4.0～10V KIA78MR35=4.2～10V KIA78MR37=4.4～10V BLOCK DIAGRAM VIN 1 2 Vo + BANDGAP REFERENCE ASO PROTECTION 4 Control OUTPUT ON/OFF CONTROL OVER HEAT PROTECTION 3 GND 2002. 1. 9 Revision No : 0 2/5 KIA78MR18PI~KIA78MR37PI Fig. 1 Standard Test Circuit V IN Vo 1 KIA78MRXXPI 2 Vc 47µF A A Io 4 3 0.33µF A Iq V Ic RL Fig. 1-2 Ripple Rejection Test Circuit 1 KIA78MRXXPI ei 3 2 4 47µF V IN 0.33µF RL V eo f=120Hz(sine wave) ei=0.5Vrms RR=20log(ei/eo) Fig. 2 Application Circuit for Standard V IN Vo 1 2 Specific IC 3 4 ON/OFF signal CMOS or TTL Co High or Open:Output ON :Output OFF Low 2002. 1. 9 Revision No : 0 Load 3/5 KIA78MR18PI~KIA78MR37PI Fig.3 20 POWER DISSIPATION PD (W) PD 2 Ta - P D RELATIVE OUTPUT VOLTAGE (%) 100 80 60 40 20 0 Fig.4 I O - VO P D1:No heat sink p D 2:With infinite heat sink 15 10 5 P D1 0 -25 0 50 100 150 0 0.25 0.50 0.75 1.0 AMBIENT TEMPERATURE Ta ( C) Note) Oblique line portion : Overheat protection may operate in this area. OUTPUT CURRENT I O (A) Fig.5-1 Vo (mV) 150 100 50 0 -50 -100 -25 VIN =4.2V I O =0.25A Tj - Vo (KIA78MR25) Vo (mV) 150 100 50 0 Fig.5-2 T j VIN =4.7V IO =0.25A Vo (KIA78MR30) OUTPUT VOLTAGE DEVIATION OUTPUT VOLTAGE DEVIATION -50 -100 -25 0 25 50 75 100 125 0 25 50 75 100 125 JUNCTION TEMPERATURE T j ( C) JUNCTION TEMPERATURE Tj ( C) Fig.5-3 Vo (mV) 150 100 50 0 -50 -100 -25 VIN =5.0V I O =0.25A Tj - Vo (KIA78MR33) Vo (mV) 150 100 50 0 Fig.5-4 T j VIN =5.2V IO =0.25A Vo (KIA78MR35) OUTPUT VOLTAGE DEVIATION OUTPUT VOLTAGE DEVIATION -50 -100 -25 0 25 50 75 100 125 0 25 50 75 100 JUNCTION TEMPERATURE T j ( C) JUNCTION TEMPERATURE T j ( C) 2002. 1. 9 Revision No : 0 4/5 KIA78MR18PI~KIA78MR37PI Fig.5-5 250 200 150 100 50 0 -50 -100 -150 -200 -25 0 25 50 75 100 125 DROPOUT VOLTAGE V D (V) V IN =5.4V IO =0.25A Vo (mV) Tj - Vo (KIA78MR37) 0.5 0.4 0.3 0.2 0.1 0 -25 0 Fig.6 T j - VD OUTPUT VOLTAGE DEVIATION I O =0.5A I O=0.25A 25 50 75 100 125 JUNCTION TEMPERATURE T j ( C) JUNCTION TEMPERATURE T j ( C) Fig.7 QUIESCENT CURRENT IQ (mA) 10 8 6 4 2 V IN =35V IO =0 T j - IQ 80 RIPPLE REJECTION RR (dB) 70 60 50 40 30 20 10 0 0.1 Fig.8 f - RR 0 -25 0 25 50 75 100 125 IO =0.25A,ei=0.5Vrms 1 10 100 JUNCTION TEMPERATURE T j ( C) INPUT RIPPLE FREQUENCY f (kHz) Fig.9 80 RIPPLE REJECTION RR (dB) 70 60 50 40 30 0 I O - RR f=120Hz,ei=0.5Vrms C ref =3.3µF 0.25 OUTPUT CURRENT I O (A) 0.5 2002. 1. 9 Revision No : 0 5/5