78M12 KEXIN | Alldatasheet

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Technical content

SMD Type Integrate Circuit 2.3 0.60+0.1 -0.1 6.50+0.15 -0.15 1.50+0.15 -0.15 0.80+0.1 -0.1 4.60+0.15 -0.15 0.50+0.15 -0.15 9.70+0.2 -0.2 5.30+0.2 -0.2 2.30+0.1 -0.1 0.50+0.8 -0.7 5.55+0.15 -0.15 2.65+0.25 -0.1 1.50+0.28 -0.1 0.127 max 3.80 TO-252 Unit: mm

1 I N

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3 O U T

www.kexin.com.cn ■ Typical Application 1 2 3 78M12 ■ Features

  • Maximum Output current IOM: 0.5 A
  • Output voltage VO: 12V
  • Continuous total dissipation PD: 1.25W ■ Absolute Maximum Ratings Ta = 25℃ Parameter Symbol Rating Unit Input Voltage Vi 35 V Operating Junction Temperature Range TOPR 0 to +125 ℃ Storage Temperature Range TSTG -65 to +150 ℃ Parameter Symbol Testconditons Min Typ Max Unit Tj=25℃ 11.5 12 12.5 V 14.5≤VI≤27V, Io=5mA～350mA,PO≤15W 11.4 12 12.6 V Io=5mA～500mA,Tj=25℃ 25 240 mV Io=5mA～200mA,Tj=25℃ 10 120 mV 14.5≤VI≤30V, Io=200mA,Tj=25℃ 10 100 mV 16≤VI≤30V, Io=200mA,Tj=25℃ 3 50 mV Quiescent current Iq Tj=25℃ 4.6 6.0 mA 14.5V≤Vl≤30V, Io=200mA 0.8 mA 5mA≤IO≤350mA 0.5 mA Output noise voItage VN 10Hz≤f≤100KHz,Tj=25℃ 75 μV Ripple rejection RR 15V≤VI≤25V,f=120Hz, IoUT=300mA 55 80 dB Dropout Voltage Vd lo=350mA,Tj=25℃ 2.0 V Short Circuit Current ISC VI =19V, Tj=25℃ 240 mA Peak Output Current Ipk Tj=25℃ 0.7 A ■ Electrical Characteristics (VIN=19V,Io=350mA,0℃<Tj<125℃,Ci=0.33μF,Co=0.1μF, unless otherwise specified) Quiescent current change VOOutput voltage △VO △VO Load regulation Line regulation △Iq Three-terminal Positive Voltage Regulator C o 0.1μF V i 1 3 V o C i 0.33μF 0.5A 78M12