L7818ABV STMicroelectronics, L7818ABV Datasheet - Page 7

• Manufacturer Part Number: L7818ABV
• Description: IC REGULATOR PREC 1.5A 18V TO220
• Manufacturer: STMicroelectronics

Specifications of L7818ABV

• Regulator Topology: Positive Fixed
• Voltage - Output: 18V
• Voltage - Input: Up to 35V
• Voltage - Dropout (typical): 2V @ 1A
• Number Of Regulators: 1
• Current - Output: 1.5A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: 18 V
• Output Current: 1 A
• Line Regulation: 180 mV
• Load Regulation: 100 mV
• Dropout Voltage (max): 2 V
• Input Voltage Max: 35 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: Through Hole
• Voltage Regulation Accuracy: 2 %
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-1455-5

L78xx, L78xxC, L78xxAB, L78xxAC
3
Table 2.
Note:
Table 3.
Figure 4.
Symbol
Symbol
R
R
T
thJC
thJA
T
P
STG
V
I
OP
O
D
I
Thermal resistance junction-case
Thermal resistance junction-ambient
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 circuits
Parameter
Parameter
Doc ID 2143 Rev 23
D²PAK
62.5
for V
for V
for L78xx
for L78xxC, L78xxAC
for L78xxAB
3
O
O
= 5 to 18 V
= 20, 24 V
DPAK
100
8
TO-220
50
5
TO-220FP
Internally limited
Internally limited
-65 to 150
-55 to 150
-40 to 125
60
0 to 125
5
Value
35
40
Maximum ratings
TO-3
35
4
°C/W
°C/W
Unit
Unit
°C
°C
V
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