MC7808CDT ON Semiconductor, MC7808CDT Datasheet - Page 16

• Manufacturer Part Number: MC7808CDT
• Description: IC REG POS VOLT 1A 8V DPAK-3
• Manufacturer: ON Semiconductor

Specifications of MC7808CDT

• 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: Surface Mount
• Package / Case: TO-252-2, DPak (2 Leads + Tab), TO-252AA, SC-63
• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: 8 V
• Output Current: 2.2 A
• Line Regulation: 32 mV
• Load Regulation: 35 mV
• Input Voltage Max: 35 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Voltage Regulation Accuracy: 4 %
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

27. T
28. Load and line regulation are specified at constant junction temperature. Changes in V
ELECTRICAL CHARACTERISTICS
Output Voltage (T
Output Voltage (5.0 mA ≤ I
Line Regulation (Note 28)
Load Regulation (Note 28)
Quiescent Current
Quiescent Current Change
Ripple Rejection
Dropout Voltage (I
Output Noise Voltage (T
Output Resistance f = 1.0 kHz
Short Circuit Current Limit (T
Peak Output Current (T
Average Temperature Coefficient of Output Voltage
separately. Pulse testing with low duty cycle is used.
21 Vdc ≤ V
21 Vdc ≤ V
24 Vdc ≤ V
24 Vdc ≤ V
20.6 Vdc ≤ V
5.0 mA ≤ I
5.0 mA ≤ I
250 mA ≤ I
21 Vdc ≤ V
21.5 Vdc ≤ V
5.0 mA ≤ I
22 Vdc ≤ V
10 Hz ≤ f ≤ 100 kHz
V
low
in
= 35 Vdc
= 0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
O
O
O
O
in
in
in
in
in
in
≤ 1.5 A, T
≤ 1.0 A
≤ 1.0 A
in
≤ 750 mA
in
≤ 33 Vdc
≤ 33 Vdc, I
≤ 30 Vdc, I
≤ 30 Vdc, I
≤ 33 Vdc, I
≤ 32 Vdc, f = 120 Hz, I
≤ 33 Vdc, I
≤ 30 Vdc, T
J
O
= 25°C)
= 1.0 A, T
J
A
J
= 25°C)
= 25°C)
= 25°C
O
O
O
O
O
Characteristic
O
= 500 mA
= 1.0 A
= 1.0 A, T
= 500 mA
≤ 1.0 A, P
A
J
= 1.0 A, T
J
= 25°C
= 25°C)
= 25°C)
O
J
D
= 25°C
= 500 mA
J
≤ 15 W)
(V
= 25°C
in
= 27 V, I
O
= 1.0 A, T
http://onsemi.com
J
16
= T
low
to 125°C (Note 27), unless otherwise noted)
Symbol
Reg
V
Reg
TCV
I
I
DI
RR
I
V
V
max
V
− V
r
I
SC
B
O
O
O
n
load
line
B
O
O
O
due to heating effects must be taken into account
17.64
17.3
Min
53
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
MC7818AC
−1.5
Typ
9.5
3.2
3.2
8.0
2.0
1.8
1.5
3.5
2.0
1.3
0.2
2.2
18
18
57
10
−
−
−
18.36
Max
18.7
10.5
6.0
0.8
0.8
0.5
22
25
22
25
25
15
−
−
−
−
−
−
−
mV/°C
mV/V
Unit
Vdc
Vdc
Vdc
mW
mV
mV
mA
mA
dB
A
A
O