MC7808CT Fairchild Semiconductor, MC7808CT Datasheet - Page 22

• Manufacturer Part Number: MC7808CT
• Description: IC REG 8V 1A 4% TO-220
• Manufacturer: Fairchild Semiconductor

Specifications of MC7808CT

• Regulator Topology: Positive Fixed
• Voltage - Output: 8V
• Voltage - Input: Up to 35V
• Voltage - Dropout (typical): 2V @ 1A
• Number Of Regulators: 1
• Current - Output: 1A
• 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: 8 V
• Output Current: 1 A
• Line Regulation: 160 mV
• Load Regulation: 160 mV
• Dropout Voltage (max): 2 V
• Input Voltage Max: 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Output Voltage Tolerance: +/- 4 %
• Voltage Regulation Accuracy: 4 %
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: MC7808CTFS

MC78XX/LM78XX/MC78XXA
Notes:
(1) To specify an output voltage. substitute voltage value for "XX." A common ground is required between the input and the
(2) C
(3) C
22
Output voltage. The input voltage must remain typically 2.0V above the output voltage even during the low point on the input
ripple voltage.
I
O
is required if regulator is located an appreciable distance from power Supply filter.
improves stability and transient response.
Input
Input
CI
Figure 11. Adjustable Output Regulator (7 to 30V)
Figure 10. Circuit for Increasing Output Voltage
Input
CI
Figure 9. Constant Current Regulator
CI
MC7805
LM7805
V
V
O
O
MC78XX/LM78XX
MC78XX/LM78XX
= V
= V
XX
XX
I
RI
I
RI
(1+R
(1+R
5IQ
5 I
2
2
LM741
Q
/R
/R
Co
1
1
)+I
)+I
Co
Q
Q
R
R
2
2
Output
Output
Output
Co