78M05

SMD Type SMD Type IC Transistors Integrate Circuit Three Terminal Positive Voltage Regulator 78M05 TO-252 ■ Features ● Maximum Output Current IO: 500mA ● Output Voltage VO: 5V 4 ● Continuous Total Dissipation PD: 1.25 W (Ta= 25 ℃ ) 1 2 3 1. IN 2. GND 3. OUT 4. GND ■ Absolute Maximum Ratings Over Operating Temperature Range(unless otherwise noted) Parameter Input Voltage Symbol Rating Unit VI 35 V IO 0.5 A Thermal Resistance, Junction-to-Ambient RthJA 80 ℃/W Operating Junction Temperature Range TOPR -25 to 125 Tstg -65 to 150 Maximum Output Current Storage Temperature Range ℃ www.kexin.com.cn 1 SMD Type IC Three Terminal Positive Voltage Regulator 78M05 ■ Electrical Characteristics at Specified Virtual Junction Temperature (Vi=10V, Io=350mA, Ci=0.33μF,Co=0.1μF,unless otherwise noted) Parameter Test Conditions Symbol Output Voltage VO Load Regulation △VO Line Regulation △VO Quiescent Current Min Typ Max 25℃ 4.8 5 5.2 7V≤Vi≤20V, Io= 5.0mA~350mA -25 to 125℃ 4.75 5 5.25 Io= 5.0mA~500mA 25℃ 100 Io= 5.0mA~200mA 25℃ 50 7V≤Vi≤25V, Io=200mA 25℃ 100 8V≤Vi≤25V, Io=200mA 25℃ 50 25℃ 6 Iq 8V≤Vi≤25V, Io=200mA 0.8 -25 to 125℃ Quiescent Current Change △Iq 5mA≤Io≤350mA -25 to 125℃ 0.5 Output Noise Voltage VN 10HZ≤F≤100kHZ 25℃ 200 Ripple Rejection RR 8V≤Vi≤18V, F=120H Z, IO=300mA -25 to 125℃ 62 Unit V mV mA µV/VO dB Dropout Voltage Vd IO=350mA 25℃ Short Circuit Current Limit Isc Vi=10V 25℃ 300 mA Peak Current Ipk 25℃ 0.5 A 2.5 V * Pulse test. ■ Typical Application Vi 1 Ci 0.33μF 78M05 2 3 Vo Co 0.1μF Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators. ■ Marking Marking 2 78M05 ****** www.kexin.com.cn SMD Type SMD Type IC Transistors Integrate Circuit Three Terminal Positive Voltage Regulator 78M05 ■ Typical Characterisitics Output 7 Characteristics Dropout Characteristics 5.6 IO=0mA 5.2 (V) (V) 4.8 VO 5 4 OUTPUT VOLTAGE OUTPUT VOLTAGE VO TJ=25℃ TJ=25℃ 6 3 2 IO=0.2A、0.35A、0.5A 4.4 4.0 3.6 1 0 0A I O= 0 5 10 15 20 INPUT VOLTAGE 25 VIN 30 3.2 5.8 35 6.2 6.4 6.6 INPUT VOLTAGE Quiescent Current 5 6.0 (V) 6.8 VIN 7.0 Current Cut-off Grid Voltage 6 IO=0mA VIN=10V TJ=25℃ 5 Pulsed (V) 4 VO IQ (mA) TJ=25℃ 3 OUTPUT VOLTAGE QUIESCENT CURRENT 7.2 (V) 2 1 0 0 5 10 15 20 INPUT VOLTAGE 7 25 VIN 30 4 3 2 1 0 0.0 35 0.5 1.0 1.5 OUTPUT CURRENT (V) Output Voltage vs Junction Temperature IO 2.0 2.5 (A) Power Derating Curve 1.50 VIN=10V IO=5mA PD 5 POWER DISSIPATION OUTPUT VOLTAGE VO (V) (W) 6 4 3 2 1 0 -25 0 25 50 JUNCTION TEMPERATURE 75 TJ 100 (℃) 125 1.25 1.00 0.75 0.50 0.25 0.00 -25 0 25 50 75 JUNCTION TEMPERATURE TJ 100 125 (℃) www.kexin.com.cn 3 SMD Type IC Three Terminal Positive Voltage Regulator 78M05 ■ Package Outline Dimensions Symbol A A1 b c D D1 D2 E e L L1 L2 L3 L4 φ θ h V 4 www.kexin.com.cn Dimensions In Millimeters Min. Max. 2.200 2.400 0.000 0.127 0.660 0.960 0.460 0.580 6.500 6.700 5.100 5.460 4.800 REF 6.000 6.200 2.186 2.386 9.800 10.400 2.900 REF 1.400 1.700 4.00 REF 0.600 1.000 1.200 1.400 0° 8° 0.000 0.300 5.500 REF Dimensions In Inches Min. Max. 0.087 0.094 0.000 0.005 0.026 0.038 0.018 0.023 0.256 0.264 0.201 0.215 0.189 REF 0.236 0.244 0.086 0.094 0.386 0.409 0.114 REF 0.055 0.067 0.157 REF 0.024 0.039 0.043 0.051 0° 8° 0.000 0.012 0.217 REF