L78M12ABDT STMicroelectronics, L78M12ABDT Datasheet - Page 9

• Manufacturer Part Number: L78M12ABDT
• Description: V REG 0.5A +12V, SMD, 78M12, DPAK-3
• Manufacturer: STMicroelectronics

Specifications of L78M12ABDT

• Primary Input Voltage: 19V
• Output Voltage: 12V
• Dropout Voltage Vdo: 2V
• No. Of Pins: 3
• Output Current: 500mA
• Voltage Regulator Case Style: TO-252
• Operating Temperature Range: -40°C To +125°C
• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Fixed
• Line Regulation: 100 mV
• Load Regulation: 240 mV
• Dropout Voltage (max): 2 V
• Input Voltage Max: 35 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Package / Case: TO-252
• Mounting Style: SMD/SMT
• Voltage Regulation Accuracy: 2 %
• Output Voltage Fixed: 12V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS OF L78M20XX (refer to the test circuits, V
C
ELECTRICAL CHARACTERISTICS OF L78M24XX (refer to the test circuits, V
C
Symbol
Symbol
I
I
V
V
SVR
SVR
= 0.33 µF, C
= 0.33 µF, C
I
I
V
V
V
V
eN
eN
V
I
V
I
scp
scp
O
O
V
V
I
V
V
I
sc
sc
d
I
d
I
O
O
O
O
d
d
/ T Output Voltage Drift
/ T Output Voltage Drift
d
d
O
O
O
O
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
Supply Voltage Rejection
Output Noise Voltage
Dropout Voltage
Short Circuit Current
Short Circuit Peak Current
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
Supply Voltage Rejection
Output Noise Voltage
Dropout Voltage
Short Circuit Current
Short Circuit Peak Current
O
O
Parameter
Parameter
= 0.1 µF, T
= 0.1 µF, T
J
J
= -40 to 125°C (AB), T
= -40 to 125°C (AB), T
T
I
V
V
I
I
T
I
I
I
V
I
B =10Hz to 100KHz
T
T
T
T
I
V
V
I
I
T
I
I
I
V
I
B =10Hz to 100KHz
T
T
T
O
O
O
O
O
O
O
O
O
O
O
O
O
O
J
J
J
J
J
J
J
J
J
J
I
I
I
I
I
I
= 23 to 35 V, I
= 24 to 35 V, I
= 24 to 34 V
= 27 to 38 V, I
= 28 to 38 V, I
= 28 to 38 V
= 5 to 350 mA
= 5 to 500 mA
= 5 to 200 mA
= 5 to 350 mA
= 200 mA
= 5 mA
= 300mA
= 5 to 350 mA
= 5 to 500 mA
= 5 to 200 mA
= 5 to 350 mA
= 200 mA
= 5 mA
= 300mA
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
Test Conditions
Test Conditions
V
V
I
I
= 35 V
= 35 V
O
O
O
O
= 200 mA T
= 200 mA T
= 200 mA T
= 200 mA T
J
J
V
T
T
V
f = 120Hz
T
V
T
T
V
f = 120Hz
T
= 0 to 125°C (AC) unless otherwise specified)
I
J
J
I
J
= 0 to 125°C (AC) unless otherwise specified)
I
J
J
I
J
= 23 to 35 V
= 23 to 35 V
= 27 to 38 V
= 27 to 38 V
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
T
T
J
J
= 25°C
= 25°C
J
J
J
J
= 25°C
= 25°C
= 25°C
= 25°C
Min.
19.6
19.2
Min.
23.5
53
23
50
L78M00AB/AC SERIES
I
I
= 29V, I
= 33V, I
Typ.
Typ.
-1.1
-1.2
110
240
700
170
240
700
20
20
24
24
2
2
O
O
= 350 mA,
Max.
= 350 mA,
Max.
20.4
20.8
24.5
100
400
200
100
480
240
0.5
0.8
0.5
0.8
30
25
30
6
6
mV/°C
mV/°C
Unit
Unit
mV
mV
mA
mA
mA
mA
mV
mV
mA
mA
mA
mA
dB
dB
V
V
V
V
V
V
V
V
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