Datasheet

MC78M00, MC78M00A Series
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5
MC78M15C/AC/B/AB ELECTRICAL CHARACTERISTICS (V
I
= 23 V, I
O
= 350 mA, T
J
= T
low
to T
high
, P
D
≤ 5.0 W,
unless otherwise noted.) (Note 5)
Characteristics
Symbol Min Typ Max Unit
Output Voltage (T
J
= 25°C) V
O
Vdc
MC78M15C 14.4 15 15.6
MC78M15AC 14.7 15 15.3
Output Voltage Variation V
O
Vdc
(17.5 Vdc ≤ V
I
≤ 30 Vdc, 5.0 mA ≤ I
O
≤ 350 mA)
MC78M15C 14.25 – 15.75
MC78M15AC 14.40 – 15.60
Input Regulation Reg
line
– 10 50 mV
(T
J
= 25°C, 17.5 Vdc ≤ V
I
≤ 30 Vdc, I
O
= 200 mA)
Load Regulation Reg
load
mV
(T
J
= 25°C, 5.0 mA ≤ I
O
≤ 500 mA) – 25 300
(T
J
= 25°C, 5.0 mA ≤ I
O
≤ 200 mA) – 10 150
Input Bias Current (T
J
= 25°C) I
IB
– 3.2 6.0 mA
Quiescent Current Change ∆I
IB
mA
(17.5 Vdc ≤ V
I
≤ 30 Vdc, I
O
= 200 mA) – – 0.8
(5.0 mA ≤ I
O
≤ 350 mA) – – 0.5
Output Noise Voltage (T
A
= 25°C, 10 Hz ≤ f ≤ 100 kHz) V
n
– 90 – µV
Ripple Rejection RR dB
(I
O
= 100 mA, f = 120 Hz, 18.5 V ≤ V
I
≤ 28.5 V) 54 – –
(I
O
= 300 mA, f = 120 Hz, 18.5 V ≤ V
I
≤ 28.5 V, T
J
= 25°C) 54 70 –
Dropout Voltage V
I
–V
O
– 2.0 – Vdc
(T
J
= 25°C)
Short Circuit Current Limit (T
J
= 25°C, V
I
= 35 V) I
OS
– 50 – mA
Average Temperature Coefficient of Output Voltage ∆V
O
/∆T – ±0.3 – mV/°C
(I
O
= 5.0 mA)
Peak Output Current I
O
– 700 – mA
(T
J
= 25°C)
MC78M18C ELECTRICAL CHARACTERISTICS (V
I
= 27 V, I
O
= 350 mA, 0°C < T
J
< 125°C, P
D
≤ 5.0 W, unless otherwise noted.)
Characteristics
Symbol Min Typ Max Unit
Output Voltage (T
J
= 25°C) V
O
17.3 18 18.7 Vdc
Output Voltage Variation V
O
17.1 – 18.9 Vdc
(21 Vdc ≤ V
I
≤ 33 Vdc, 5.0 mA ≤ I
O
≤ 350 mA)
Line Regulation Reg
line
– 10 50 mV
(T
J
= 25°C, 21 Vdc ≤ V
I
≤ 33 Vdc, I
O
= 200 mA)
Load Regulation Reg
load
mV
(T
J
= 25°C, 5.0 mA ≤ I
O
≤ 500 mA) – 30 360
(T
J
= 25°C, 5.0 mA ≤ I
O
≤ 200 mA) – 10 180
Input Bias Current (T
J
= 25°C) I
IB
– 3.2 6.5 mA
Quiescent Current Change ∆I
IB
mA
(21 Vdc ≤ V
I
≤ 33 Vdc, I
O
= 200 mA) – – 0.8
(5.0 mA ≤ I
O
≤ 350 mA) – – 0.5
Output Noise Voltage (T
A
= 25°C, 10 Hz ≤ f ≤ 100 kHz) V
n
– 100 – µV
Ripple Rejection RR dB
(I
O
= 100 mA, f = 120 Hz, 22 V ≤ V
I
≤ 32 V) 53 – –
(I
O
= 300 mA, f = 120 Hz, 22 V ≤ V
I
≤ 32 V, T
J
= 25°C) 53 70 –
Dropout Voltage V
I
–V
O
– 2.0 – Vdc
(T
J
= 25°C)
Short Circuit Current Limit (T
J
= 25°C, V
I
= 35 V) I
OS
– 50 – mA
Average Temperature Coefficient of Output Voltage ∆V
O
/∆T – ±0.3 – mV/°C
(I
O
= 5.0 mA)
Peak Output Current I
O
– 700 – mA
(T
J
= 25°C)
5. T
low
=0°C for MC78MxxAC, C T
high
= +125°C for MC78MxxAB, AC, B, C
= –40°C for MC78MxxAB, B