Datasheet

MC7800, MC7800A, MC7800AE, NCV7800
http://onsemi.com
5
ELECTRICAL CHARACTERISTICS (V
in
= 11 V, I
O
= 500 mA, T
J
= T
low
to 125°C (Note 5), unless otherwise noted)
Characteristic Symbol
MC7806B/NCV7806B MC7806C
Unit
Min Typ Max Min Typ Max
Output Voltage (T
J
= 25°C) V
O
5.75 6.0 6.25 5.75 6.0 6.25 Vdc
Output Voltage (5.0 mA ≤ I
O
≤ 1.0 A, P
D
≤ 15 W) V
O
Vdc
8.0 Vdc ≤ V
in
≤ 21 Vdc - - - 5.7 6.0 6.3
9.0 Vdc ≤ V
in
≤ 21 Vdc 5.7 6.0 6.3 - - -
Line Regulation, T
J
= 25°C (Note 6) Reg
line
mV
8.0 Vdc ≤ V
in
≤ 25 Vdc - 5.5 120 - 0.5 24
9.0 Vdc ≤ V
in
≤ 13 Vdc - 1.4 60 - 0.8 12
Load Regulation, T
J
= 25°C (Note 6) Reg
load
- 1.3 120 - 1.3 30 mV
5.0 mA ≤ I
O
≤ 1.5 A
Quiescent Current (T
J
= 25°C) I
B
- 3.3 8.0 - 3.3 8.0 mA
Quiescent Current Change
DI
B
mA
8.0 Vdc ≤ V
in
≤ 25 Vdc - - - - 0.3 1.3
5.0 mA ≤ I
O
≤ 1.0 A - - 0.5 - 0.08 0.5
Ripple Rejection RR - 65 - 58 65 - dB
9.0 Vdc ≤ V
in
≤ 19 Vdc, f = 120 Hz
Dropout Voltage (I
O
= 1.0 A, T
J
= 25°C) V
I
- V
O
- 2.0 - - 2.0 - Vdc
Output Noise Voltage (T
A
= 25°C) V
n
- 10 - - 10 -
mV/V
O
10 Hz ≤ f ≤ 100 kHz
Output Resistance f = 1.0 kHz r
O
- 0.9 - - 0.9 -
mW
Short Circuit Current Limit (T
A
= 25°C) I
SC
- 0.2 - - 0.2 - A
V
in
= 35 Vdc
Peak Output Current (T
J
= 25°C) I
max
- 2.2 - - 2.2 - A
Average Temperature Coefficient of Output
Voltage
TCV
O
- -0.3 - - -0.3 - mV/°C
5. T
low
=0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
6. Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.