SMD Type IC Three-Terminal Positive Voltage Regulator LM78M05 TO-252 0.15 0.2 0.1 Continuous Total Dissipation PD: 1.25W 0.80 3 4.60 0.127max 0.1 0.60 2.3 5.55 2 0.10 +0.25 2.65 -0.10 1 +0.28 1.50 -0.10 Output Voltage VO: 5V 0.50 9.70 Maximum Output current IOM: 0.5A 2.30 +0.8 0.50 -0.7 0.15 0.2 Features 0.15 0.15 5.30 1.50 6.50 Unit: mm 0.15 1.IN 2.GND 3.OUT Absolute Maximum Ratings (Operating temperature range applies unless otherwise specified) Parameter Input Voltage Symbol Rating Unit VI 35 V Operating Junction Temperature Range TOPR -55 +125 Storage Temperature Range TSTG -65 +150 Electrical Characteristics (VI=10V, IO=350mA,CI=0.33 F,CO=0.1 F, unless otherwise specified) Parameter Symbol Testconditons TJ = 25 Output Voltage Load Regulation VO VO Line Regulation Quiescent Current Quiescent current Change VO IQ IQ Max Unit 4.8 5.0 5.2 V 4.75 5.0 5.25 V VI TJ = 25 , IO=5mA 0.5A 15 100 mV 200mA 5 50 mV 3 100 mV 1 50 mV 4.2 6 mA TJ = 25 , 7V VI 25V, IO = 200mA TJ = 25 , 8V VI 25V, IO = 200mA 350mA, Typ TJ = 0 125 , 7V PO 15W TJ = 25 , IO=5mA 20V, IO=5mA Min TJ = 25 TJ = 0 125 , 8V VI TJ = 0 125 , 5mA 0.8 25V, IO = 200mA IO mA 0.5 350mA 40 200 Output Noise Voltage VN TJ = 25 , 10Hz f Ripple Rejection RR TJ=0 125 , 8V Dropout Voltage VD TJ = 25 , IO = 350mA Short Circuit Current ISC TJ = 25 , VI = 10V 300 mA Peak Current IPK TJ = 25 0.7 A 100KHz VI 18V, f=120Hz, IO=300mA 62 80 2 V dB 2.5 V www.kexin.com.cn 1 SMD Type IC LM78M05 Typical Application VI 1 3 VO LM78M05 2 CI 0.33 CO 0.1 F F Typical Characteristics V O 8.30 (V) I Q 0.0060 (A) 8.25 0.0055 0.0050 8.20 0.0045 8.15 0.0040 8.10 0.0035 8.05 0.0030 8.00 0.0025 0.0020 7.95 0.0015 7.90 0.0010 7.85 0.0005 7.80 0.0000 -40 -20 0 20 40 60 80 100 120 140 0 TA ( Ambient Temperature vs Output Voltage VO (V) 5 10 15 20 V IN (V) ) Input Voltage vs Quiescent Current (T J = 25 ) I IN 0.12 (A) 8.2 8.0 0.10 7.8 0.08 7.6 7.4 0.06 7.2 0.04 7.0 0.02 6.8 6.6 0.00 8.5 9.0 9.5 10.0 10.5 11.0 11.5 12.0 V IN (V) Input Voltage vs Output Voltage (T J = 25 2 www.kexin.com.cn ) 0 5 10 15 20 V IN (V) Input Voltage vs Input Current (T J = 25 )