L7808ABV STMicroelectronics, L7808ABV Datasheet - Page 12

• Manufacturer Part Number: L7808ABV
• Description: IC REGULATOR PREC 1.5A 8V TO-220
• Manufacturer: STMicroelectronics
• Type: Voltage Regulatorr

Specifications of L7808ABV

• Regulator Topology: Positive Fixed
• Voltage - Output: 8V
• 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: 8 V
• Output Current: 1 A
• Line Regulation: 80 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 %
• Current, Output: 1 A
• Current, Supply: 6 mA
• Package Type: TO-220
• Regulation, Line: 12 mV
• Regulation, Load: 25 mV
• Regulator Type: Positive Voltage Out
• Resistance, Thermal, Junction To Case: 3 °C/W
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Dropout: 2 V
• Voltage, Input: 14 V
• Voltage, Noise: 10 μV/V
• Voltage, Output: 8 V
• Voltage, Supply, Rejection Ratio: 62 dB
• Primary Input Voltage: 14V
• Output Voltage Fixed: 8V
• Dropout Voltage Vdo: 2V
• No. Of Pins: 3
• Voltage Regulator Case Style: TO-220
• Operating Temperature Range: -40°C To +125°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-1446-5

Electrical characteristics
Table 7.
1. Load and line regulation are specified at constant junction temperature. Changes in V
12/56
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
scp
O
O
O
I
sc
q
O
O
O
O
d
/ΔT
q
(1)
(1)
Output voltage
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Supply voltage rejection
Dropout voltage
Output noise voltage
Output resistance
Short circuit current
Short circuit peak current
Output voltage drift
V
otherwise specified.
Electrical characteristics of L7808A
I
= 14 V, I
Parameter
O
= 1 A, TJ = 0 to 125 °C (L7808AC), T
T
I
I
V
T
V
V
V
I
I
I
T
V
V
I
V
I
I
T
f = 1 kHz
V
T
O
O
O
O
O
O
O
O
A
J
J
J
J
I
I
I
I
I
I
I
I
= 10.6 to 25 V, I
= 11 to 17 V
= 11 to 17 V, T
= 10.4 to 23 V, T
= 11 to 23 V, I
= 10.6 to 23 V, T
= 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 A
= 5 mA to 1.5 A, T
= 250 to 750 mA
= 5 mA to 1 A
= 500 mA
= 1 A, T
= 25°C
= 25°C
= 25°C
= 25°C, B =10 Hz to 100 kHz
= 25°C
Doc ID 2143 Rev 23
J
I
Test conditions
A
= 21 to 23 V, T
= 25°C
= 25°C
O
J
O
= 500 mA
= 25°C
J
J
I
= 10.6 to 21 V
= 500 mA,
= 25°C
= 25°C
J
= 25°C
J
= 25°C
J
= -40 to 125 °C (L7808AB), unless
L78xx, L78xxC, L78xxAB, L78xxAC
O
due to heating effects must be
Min.
7.84
7.7
7.7
Typ.
-0.8
4.3
0.2
2.2
12
12
25
30
10
62
18
15
10
8
8
8
5
2
Max.
8.16
100
100
8.3
8.3
0.8
0.8
0.5
80
40
80
50
80
6
6
mV/°C
µV/V
Unit
mV
mV
mV
mV
mA
mA
mA
mA
mA
mΩ
mV
dB
V
V
V
V
V
V
A
A
O