Datasheet

MC79L00A Series
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4
ELECTRICAL CHARACTERISTICS (V
I
= −27 V, I
O
= 40 mA, C
I
= 0.33 mF, C
O
= 0.1 mF, −40°C < T
J
+125°C (for MC79LXXAB),
0°C < T
J
< +125°C (for MC79LXXAC), unless otherwise noted).
MC79L18AC
Characteristics Symbol Min Typ Max Unit
Output Voltage (T
J
= +25°C) V
O
−17.3 −18 −18.7 Vdc
Input Regulation (T
J
= +25°C)
−20.7 Vdc ≥ V
I
≥ −33 Vdc
−21.4 Vdc ≥ V
I
≥ −33 Vdc
−22 Vdc ≥ V
I
≥ −33 Vdc
−21 Vdc ≥ V
I
≥ −33 Vdc
Reg
line
−
−
−
−
−
−
−
−
325
−
−
275
mV
Load Regulation
T
J
= +25°C, 1.0 mA ≤ I
O
≤ 100 mA
1.0 mA ≤ I
O
≤ 40 mA
Reg
load
−
−
−
−
170
85
mV
Output Voltage
−20.7 Vdc ≥ V
I
≥ −33 Vdc, 1.0 mA ≤ I
O
≤ 40 mA
−21.4 Vdc ≥ V
I
≥ −33 Vdc, 1.0 mA ≤ I
O
≤ 40 mA
V
I
= −27 Vdc, 1.0 mA ≤ I
O
≤ 70 mA
V
O
−17.1
−
−17.1
−
−
−
−18.9
−
−18.9
Vdc
Input Bias Current
(T
J
= +25°C)
(T
J
= +125°C)
I
IB
−
−
−
−
6.5
6.0
mA
Input Bias Current Change
−21 Vdc ≥ V
I
≥ −33 Vdc
−27 Vdc ≥ V
I
≥ −33 Vdc
1.0 mA ≤ I
O
≤ 40 mA
I
IB
−
−
−
−
−
−
1.5
−
0.1
mA
Output Noise Voltage (T
A
= +25°C, 10 Hz ≤ f ≤ 100 kHz) V
n
− 150 − mV
Ripple Rejection (−23 ≤ V
I
≤ −33 Vdc, f = 120 Hz, T
J
= +25°C) RR 33 48 − dB
Dropout Voltage I
O
= 40 mA, T
J
= +25°C |V
I
−V
O|
− 1.7 − Vdc
ELECTRICAL CHARACTERISTICS (V
I
= −33 V, I
O
= 40 mA, C
I
= 0.33 mF, C
O
= 0.1 mF, −40°C < T
J
+125°C (for MC79LXXAB),
0°C < T
J
< +125°C (for MC79LXXAC), unless otherwise noted).
MC79L24AC
Characteristics Symbol Min Typ Max Unit
Output Voltage (T
J
= +25°C) V
O
−23 −24 −25 Vdc
Input Regulation (T
J
= +25°C)
−27 Vdc ≥ V
I
≥ −38 Vdc
−27.5 Vdc ≥ V
I
≥ −38 Vdc
−28 Vdc ≥ V
I
≥ −38 Vdc
Reg
line
−
−
−
−
−
−
350
−
300
mV
Load Regulation
T
J
= +25°C, 1.0 mA ≤ I
O
≤ 100 mA
1.0 mA ≤ I
O
≤ 40 mA
Reg
load
−
−
−
−
200
100
mV
Output Voltage
−27 Vdc ≥ V
I
≥ −38 V, 1.0 mA ≤ I
O
≤ 40 mA
−28 Vdc ≥ V
I
≥ −38 Vdc, 1.0 mA ≤ I
O
≤ 40 mA
V
I
= −33 Vdc, 1.0 mA ≤ I
O
≤ 70 mA
V
O
−22.8
−
−22.8
−
−
−
−25.2
−
−25.2
Vdc
Input Bias Current
(T
J
= +25°C)
(T
J
= +125°C)
I
IB
−
−
−
−
6.5
6.0
mA
Input Bias Current Change
−28 Vdc ≥ V
I
≥ −38 Vdc
1.0 mA ≤ I
O
≤ 40 mA
DI
IB
−
−
−
−
1.5
0.1
mA
Output Noise Voltage (T
A
= +25°C, 10 Hz ≤ f ≤ 100 kHz) V
n
− 200 − mV
Ripple Rejection (−29 ≤ V
I
≤ −35 Vdc, f = 120 Hz, T
J
= +25°C) RR 31 47 − dB
Dropout Voltage I
O
= 40 mA, T
J
= +25°C |V
I
−V
O
| − 1.7 − Vdc