CJ78L12-SOT89

SOT-89-3L Encapsulate Three Terminal Voltage Regulator

SOT-89-3L

CJ78L12 Three-terminal positive voltage regulator

1.OUT 2.GND 3.IN

FEATURES Maximum Output current

A IOM: 0.1

Output voltage

V Vo: 12

Continuous total dissipation

PD: 0.50 W

ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Input Voltage

Operating Junction Temperature Range Storage Temperature Range

Symbol Vl

Value 35

Unit V

TOPR 0~+1󰀘󰀓 ℃ TSTG -55~+150 ℃

ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (VI=19V, Io=40mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified )

Parameter Symbol

Test conditions

25℃ 0-125℃25℃ 25℃ 25℃ 25℃ 25℃ 0-125℃0-125℃25℃ 0-125℃25℃

MIN 11.5 11.4 11.4 37

TYP 12 12 12 22 13 55 49 4.3 70 42 1.7

MAX12.5 12.6 12.6 100 50 250 200 6.5 1.5 0.1

UNIT V V V mV mV mV mV mA mA mA uV dB V

Output voltage Vo 14V≤V l≤27V, Io=1mA-40mA Io=1mA-70mA

Load Regulation △Vo

Io=1mA-100mA Io=1mA-40mA 14.5V≤V l≤27V 16V≤V l≤27V

Line regulation Quiescent Current Quiescent Current Change Output Noise VoItage Ripple Rejection Dropout Voltage

△Vo Iq

△Iq 16V≤V l≤27V △Iq 1mA≤IO≤40mA VN 10Hz≤f≤100KHz RR Vd

15V≤V l≤25V,f=120Hz

TYPICAL APPLICATION vi 3 1 Vo CJ78L12 UTC Ci 2 C0 0.33μF 0.1μF Note : Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators.

C,Apr,2012

Typical CharacterisiticsCJ78L12Output Characteristics 20)16V( OV E12GATLOV T8UPTUO4IO=0mATJ=25℃005101520253035INPUT VOLTAGE VIN (V)Quiescent Current5IO=0mATJ=25℃)Am4( QI TN3ERRUC TN2ECSEIUQ10051015202530INPUT VOLTAGE VIN (V)Output Voltage vs Ambient Temperature 14Vin=19VIO=40mA)V( 13 OV EGATL12OV TUPTUO1110-250255075100125AMBIENT TEMPERATURE Ta(℃)Power Derating Curve600)W500m( DP400 NOITA300PISSID R200EWOP10000255075100125150JUNCTION TEMPERATURE TJ(℃)Dropout Characteristics 1412)V( OV 10Am 0E=GIOATI LO=40,70,100mAOV8 TUPTUO6TJ=25℃47.510.012.515.017.5INPUT VOLTAGE VIN (V)Quiescent Current vs Output Current 3.5Vin=19VT)3.4J=25℃Am( Q3.3I TNE3.2RRU C T3.1NECSE3.0IUQ2.92.8020406080100OUTPUT CURRENT IO (mA)Current Cut-off Grid Voltage 1815)V( O12V EGA9 TLOV TU6PTUO3VIN=19VTJ=25℃004080120160200240OUTPUT CURRENT IO (mA)