L7818CV STMicroelectronics, L7818CV Datasheet - Page 19

• Manufacturer Part Number: L7818CV
• Description: IC REGULATOR POS 18V TO-220
• Manufacturer: STMicroelectronics
• Type: Voltage Regulatorr

Specifications of L7818CV

• 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: 0°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: 1.5 A
• Line Regulation: 360 mV
• Load Regulation: 360 mV
• Dropout Voltage (max): 2 V
• Input Voltage Max: 35 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Current, Output: 1.5 A
• Current, Supply: 8 mA
• Package Type: TO-220
• Regulation, Line: 360 mV
• Regulation, Load: 360 mV
• Regulator Type: Positive Voltage Out
• Resistance, Thermal, Junction To Case: 5 °C/W
• Temperature, Operating, Range: 0 to +150 °C
• Voltage, Dropout: 2 V
• Voltage, Input: 26 V
• Voltage, Noise: 110 μV/V
• Voltage, Output: 18 V
• Voltage, Supply, Rejection Ratio: 53 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-1456-5

L78xx, L78xxC, L78xxAB, L78xxAC
Table 14.
1. Load and line regulation are specified at constant junction temperature. Changes in V
Symbol
ΔV
ΔV
ΔV
SVR
taken into account separately. Pulse testing with low duty cycle is used.
I
ΔI
R
V
V
V
eN
V
I
O
scp
I
sc
O
O
d
O
O
O
O
/ΔT
d
d
(1)
(1)
Output voltage
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output voltage drift
Output noise voltage
Supply voltage rejection
Dropout voltage
Output resistance
Short circuit current
Short circuit peak current
Refer to the test circuits, T
unless otherwise specified.
Electrical characteristics of L7808C
Parameter
T
I
I
V
V
I
I
I
V
I
B = 10 Hz to 100 kHz, T
V
I
f = 1 kHz
T
V
T
O
O
O
O
O
O
O
J
J
J
I
I
I
I
I
= 10.5 to 25 V, T
= 11 to 17 V, T
= 10.5 to 25 V
= 11.5 to 21.5 V, f = 120 Hz
= 35 V, T
= 5 mA to 1 A, V
= 1 A, V
= 5 mA to 1.5 A, T
= 250 to 750 mA, T
= 5 mA to 1 A
= 5 mA
= 1 A, T
J
= 25°C
= 25°C
= 25°C
= 0 to 125 °C, V
Doc ID 2143 Rev 23
J
I
Test conditions
J
= 21 to 25 V, T
= 25°C
= 25°C
J
= 25°C
J
I
= 10.5 to 21 V
= 25°C
J
J
I
= 25°C
= 14 V, I
= 25°C
J
= 25°C
J
= 25°C
O
= 500 mA, C
O
due to heating effects must be
Min.
7.7
7.6
7.6
56
Electrical characteristics
I
= 0.33 µF, C
Typ.
0.45
-0.8
2.2
16
52
8
8
8
2
Max.
160
160
8.3
8.4
8.4
0.5
80
80
8
1
O
= 0.1 µF
mV/°C
µV/V
Unit
mV
mV
mA
mA
mΩ
dB
19/56
V
V
V
V
A
A
O