L78M12ABDT STMicroelectronics, L78M12ABDT Datasheet - Page 5

• 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

3
Table 2.
Note:
Table 3.
Figure 4.
Symbol
Symbol
T
T
R
R
P
STG
V
I
OP
O
thJC
D
thJA
I
DC input voltage
Output current
Power dissipation
Storage temperature range
Operating junction temperature range
Maximum ratings
Absolute maximum ratings
Absolute maximum ratings are those values beyond which damage to the device may occur.
Functional operation under these condition is not implied.
Thermal data
Application circuit
Thermal resistance junction-case
Thermal resistance junction-ambient
Parameter
Parameter
Doc ID 2147 Rev 9
for V
for V
for L78M00AC
for L78M00AB
O
O
= 20, 24 V
= 5 to 18 V
TO-220
50
3
Internally limited
Internally limited
-65 to 150
-40 to 125
0 to 125
Value
35
40
DPAK
100
8
°C/W
°C/W
Unit
Unit
mW
mA
°C
°C
V
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