LM78M08

SMD Type Three-Terminal Positive Voltage Regulator LM78M08 TO-252 6.50 5.30 0.15 0.2 IC Unit: mm 0.15 2.30 0.50 -0.7 +0.8 0.1 9.70 Output Voltage VO: 8V Continuous Total Dissipation PD: 1.25W (TA = 25 ) 1 2 3 0.50 0.127max 5.55 Maximum Output current IOM: 0.5A 0.15 0.15 0.10 +0.28 1.50 -0.10 Features 0.2 1.50 0.80 2.3 4.60 0.1 0.60 0.15 1.IN 2.GND 3.OUT Absolute Maximum Ratings (Operating temperature range applies unless otherwise specified) Parameter Input Voltage Operating Junction Temperature Range Storage Temperature Range Symbol VI TOPR TSTG -55 -65 Rating 35 +125 +150 Unit V Electrical Characteristics (VI=14V, IO=350mA,CI=0.33 F,CO=0.1 F, unless otherwise specified) Parameter Symbol TJ = 25 Output Voltage VO TJ = 0 125 , 10.5V 15W TJ = 25 , IO=5mA TJ = 25 , IO=5mA Line Regulation Quiescent Current Quiescent current Change Output Noise Voltage Ripple Rejection Dropout Voltage Short Circuit Current Peak Current VO IQ IQ VN RR VD ISC IPK TJ = 25 , 10.5V TJ = 25 , 11V TJ = 25 TJ = 0 125 , 10.5V TJ = 0 125 , 5mA TJ = 25 , 10Hz f TJ=0 125 , 11.5V VI IO 25V, IO = 200mA 350mA 52 56 80 2 250 0.7 VI VI VI 23V, IO=5mA 350mA, PO Testconditons Min 7.7 7.6 Typ 8 8 20 10 6 2 4.6 Max 8.3 8.4 160 80 100 50 6 0.8 0.5 V dB V mA A Unit V V mV mV mV mV mA mA Load Regulation VO 0.5A 200mA 25V, IO = 200mA 25V, IO = 200mA 100KHz VI 21.5V, f=120Hz, IO=300mA TJ = 25 , IO = 350mA TJ = 25 , VI = 14V TJ = 25 +0.25 2.65 -0.10 www.kexin.com.cn 1 SMD Type LM78M08 Typical Application VI 1 LM78M08 IC 3 VO CI 0.33 F 2 CO 0.1 F Typical Characteristics V O 8.30 (V) 8.25 8.20 8.15 8.10 8.05 8.00 7.95 7.90 7.85 7.80 -40 -20 0 20 40 60 80 100 120 140 I Q 0.0060 (A) 0.0055 0.0050 0.0045 0.0040 0.0035 0.0030 0.0025 0.0020 0.0015 0.0010 0.0005 0.0000 0 5 10 15 20 TA ( ) V IN (V) Ambient Temperature vs Output Voltage Input Voltage vs Quiescent Current (T J = 25 ) VO (V) 8.2 8.0 7.8 7.6 7.4 7.2 7.0 6.8 6.6 8.5 9.0 9.5 10.0 10.5 11.0 11.5 12.0 I IN 0.12 (A) 0.10 0.08 0.06 0.04 0.02 0.00 0 5 10 15 20 V IN (V) V IN (V) Input Voltage vs Output Voltage (T J = 25 ) Input Voltage vs Input Current (T J = 25 ) 2 www.kexin.com.cn