BL78M05 BELLING | Alldatasheet
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Technical content
www.belling.com.cn V1.1 Page1 BL78M05 Three-terminal positive Voltage Regulator BL78M05 FEATURES PIN CONNECTI ON /circle6 Output Crrent in Excess of 0.5A /circle6 Output Voltage is 5V /circle6 Internal thermal Overload protection /circle6 Internal Short Circuit Current Limiting ABSOLUTE MAXIMUM RATINGS (Ta=25 °C) Characteristics Symbol Value Unit Input Voltage Vi 35 V Operating Temperature Topr -40 ～85 ℃ Storage Temperature Range Tstg -55 ～150 ℃
ELECTRICAL CHARACTERISTICS
(unless otherwise noted, Vi=10V,Io=350mA, -30 <Tj<℃ 85 ,C1=0.33 µF,Co=0.1 µF℃ ) Characteristics Symbol Test conditions Min. Typ. Max. Unit Tj =25 ℃ 4.8 5 5.2 Output Voltage Vo 7V ≤Vi ≤20V, Io=5 mA ～350 mA 4.75 5 5.25 V Tj =25 ℃,Io =5 mA ～500 mA 25 100 Load Regulation ∆Vo Tj =25 ℃,Io =5 mA ～200 mA 10 50 mV 7V ≤Vi ≤25V, Io =200 mA, Tj =25 ℃ 4 100 Line Regulation ∆Vo 8V ≤Vi ≤25V, Io =200 mA, Tj =25 ℃ 2 50 mV Quiescent Current Iq Tj =25 ℃ 4 6 mA 8V ≤Vi ≤25V, Io =200 mA 0.8 Quiescent Current Charge ∆Iq 5 mA ≤Io ≤350 mA 0.5 mA
www.belling.com.cn V1.1 Page2 Continues: Characteristics Symbol Test conditions Min. Typ. Max. Unit Output Noise Voltage V N 10Hz ≤f≤100 kHz, Tj =25 ℃ 40 200 µV Dropout Voltage Vd Tj =25 ℃ 2 V Ripple Rejection RR 8V ≤Vi ≤18V, f=120Hz, Io=30 0 mA, Tj =25 ℃ 56 80 dB Short Circuit Current Limit Isc Tj =25 ℃ 0.8 A APPLICATION CIRCUIT *Bypass capacitors are recommended for optimum stab ility and transient response and should be located as close as Possible to the regulators.
www.belling.com.cn V1.1 Page3 OUTLINE DRAWING TO-252-2L