L78M00T Series
No.2609-5/8
[L78M12T]
Recommended Operating Conditions at Ta=25°C
Parameter Symbol Conditions Ratings Unit
Input voltage VIN 15 to 25 V
Output current IOUT 5 to 500 mA
Operating Characteristics at Ta=25°C, VIN=19V, IOUT=350mA, See specified Test Circuit.
Ratings
Parameter Symbol Conditions min typ max Unit
Output voltage VOUT Tj=25°C 11.5 12.0 12.5 V
Line regulation ΔVO Iine Tj=25°C, 14.5V≤VIN≤30V, IOUT=200mA 8.0 100 mV
Tj=25°C, 16V≤VIN≤25V, IOUT=200mA 2.0 50 mV
Load regulation ΔVO Ioad Tj=25°C, 5mA≤IOUT≤500mA 240 mV
Tj=25°C, 5mA≤IOUT≤200mA 120 mV
Output voltage VOUT 14.5V≤VIN≤27V, 5mA≤IOUT≤350mA 11.4 12.6 V
Current dissipation ICC Tj=25°C 4.8 6.0 mA
Current dissipation variation (Line) ΔICC Iine 15V≤VIN≤30V, IOUT=200mA 0.8 mA
Current dissipation variation (Load) ΔICC Ioad 5mA≤IOUT≤350mA 0.5 mA
Output noise voltage VNO 10Hz≤f≤100kHz 75 μV
Ripple rejection Rrej
f=120Hz, 15V≤VIN≤25V, Tj=25°C, IOUT=100mA
55 dB
f=120Hz, 15V≤VIN≤25V, Tj=25°C, IOUT=300mA
55 80 dB
Minimum input-output voltage dropout Vdrop IOUT=350mA 2.0 V
Short current IOS Tj=25°C, VIN=35V, to GND 300 mA
Peak output current IOP Tj=25°C 0.7 A
[L78M15T]
Recommended Operating Conditions at Ta=25°C
Parameter Symbol Conditions Ratings Unit
Input voltage VIN 18 to 30 V
Output current IOUT 5 to 500 mA
Operating Characteristics at Ta=25°C, VIN=23V, IOUT=350mA, See specified Test Circuit.
Ratings
Parameter Symbol Conditions min typ max Unit
Output voltage VOUT Tj=25°C 14.4 15.0 15.6 V
Line regulation ΔVO Iine Tj=25°C, 17.5V≤VIN≤30V, IOUT=200mA 10.0 100 mV
Tj=25°C, 19V≤VIN≤30V, IOUT=200mA 3.0 50 mV
Load regulation ΔVO Ioad Tj=25°C, 5mA≤IOUT≤500mA 300 mV
Tj=25°C, 5mA≤IOUT≤200mA 150 mV
Output voltage VOUT 17.5V≤VIN≤30V, 5mA≤IOUT≤350mA 14.25 15.75 V
Current dissipation ICC Tj=25°C 4.8 6.0 mA
Current dissipation variation (Line) ΔICC Iine 17.5V≤VIN≤30V, IOUT=200mA 0.8 mA
Current dissipation variation (Load) ΔICC Ioad 5mA≤IOUT≤350mA 0.5 mA
Output noise voltage VNO 10Hz≤f≤100kHz 90 μV
Ripple rejection Rrej
f=120Hz, 18.5V≤VIN≤28.5V, Tj=25°C, IOUT=100mA
54 dB
f=120Hz, 18.5V≤VIN≤28.5V, Tj=25°C, IOUT=300mA
54 70 dB
Minimum input-output voltage dropout Vdrop IOUT=350mA 2.0 V
Short current IOS Tj=25°C, VIN=35V, to GND 300 mA
Peak output current IOP Tj=25°C 0.7 A