MC79L00 Datasheet, PDF (2/8 Pages) Motorola, Inc – THREE-TERMINAL LOW CURRENT NEGATIVE FIXED VOLTAGE REGULATORS

MC79L00, MC79L00A Series
MAXIMUM RATINGS (T_A = +25°C, unless otherwise noted.)
Rating
Symbol
Value
Unit
Input Voltage (–5 V)
Input Voltage (–12, –15, –18 V)
Input Voltage (–24 V)
V_I
–30
Vdc
–35
–40
Storage Temperature Range
Junction Temperature
T_stg
–65 to +150
°C
T_J
+150
°C
ELECTRICAL CHARACTERISTICS (V_I = –10 V, I_O = 40 mA, C_I = 0.33 µF, C_O = 0.1 µF, –40°C < T_J +125°C (for MC79LXXAB),
0°C < T_J < +125°C (for MC79LXXAC)).
MC79L05C, AB
MC79L05AC, AB
Characteristics
Symbol Min
Typ
Max
Min
Typ
Max Unit
Output Voltage (T_J = +25°C)
Input Regulation (T_J = +25°C)
–7.0 Vdc ≥ V_I ≥ –20 Vdc
–8.0 Vdc ≥ V_I ≥ –20 Vdc
Load Regulation
T_J = +25°C, 1.0 mA ≤ I_O ≤ 100 mA
1.0 mA ≤ I_O ≤ 40 mA
Output Voltage
–7.0 Vdc ≥ V_I ≥ –20 Vdc, 1.0 mA ≤ I_O ≤ 40 mA
V_I = –10 Vdc, 1.0 mA ≤ I_O ≤ 70 mA
Input Bias Current
(T_J = +25°C)
(T_J = +125°C)
Input Bias Current Change
–8.0 Vdc ≥ V_I ≥ –20 Vdc
1.0 mA ≤ I_O ≤ 40 mA
Output Noise Voltage
(T_A = +25°C, 10 Hz ≤ f ≤ 100 kHz)
V_O
–4.6
–5.0
–5.4
–4.8
–5.0
–5.2
Vdc
Reg_line
–
–
200
–
mV
–
150
–
–
150
–
–
100
Reg_load
–
–
–
60
–
–
30
–
mV
–
60
–
30
V_O
Vdc
–4.5
–
–5.5 –4.75
–
–5.25
–4.5
–
–5.5 –4.75
–
–5.25
I_IB
mA
–
–
6.0
–
–
6.0
–
–
5.5
–
–
5.5
I_IB
mA
–
–
1.5
–
–
1.5
–
–
0.2
–
–
0.1
V_n
–
40
–
–
40
–
µV
Ripple Rejection
(–8.0 ≥ V_I ≥ –18 Vdc, f = 120 Hz, T_J = +25°C)
RR
40
49
–
41
49
–
dB
Dropout Voltage (I_O = 40 mA, T_J = +25°C)
|V_I–V_O|
–
1.7
–
–
1.7
–
Vdc
ELECTRICAL CHARACTERISTICS (V_I = –19 V, I_O = 40 mA, C_I = 0.33 µF, C_O = 0.1 µF, –40°C < T_J +125°C (for MC79LXXAC),
0°C < T_J < +125°C (for MC79LXXAB)).
MC79L12C, AB
MC79L12AC, AB
Characteristics
Symbol Min
Typ
Max
Min
Typ
Max Unit
Output Voltage (T_J = +25°C)
Input Regulation
(T_J = +25°C)
–14.5 Vdc ≥ V_I ≥ –27 Vdc
–16 Vdc ≥ V_I ≥ –27 Vdc
Load Regulation
T_J = +25°C, 1.0 mA ≤ I_O ≤ 100 mA
1.0 mA ≤ I_O ≤ 40 mA
Output Voltage
–14.5 Vdc ≥ V_I ≥ –27 Vdc, 1.0 mA ≤ I_O ≤ 40 mA
V_I = –19 Vdc, 1.0 mA ≤ I_O ≤ 70 mA
Input Bias Current
(T_J = +25°C)
(T_J = +125°C)
Input Bias Current Change
–16 Vdc ≥ V_I ≥ –27 Vdc
1.0 mA ≤ I_O ≤ 40 mA
Output Noise Voltage
(T_A = +25°C, 10 Hz ≤ f ≤ 100 kHz)
V_O
–11.1 –12 –12.9 –11.5 –12 –12.5 Vdc
Reg_line
mV
–
–
250
–
–
250
–
–
200
–
–
200
Reg_load
–
–
–
100
–
–
50
–
mV
–
100
–
50
V_O
Vdc
–10.8
–
–13.2 –11.4
–
–12.6
–10.8
–
–13.2 –11.4
–
–12.6
I_IB
mA
–
–
6.5
–
–
6.5
–
–
6.0
–
–
6.0
I_IB
mA
–
–
1.5
–
–
1.5
–
–
0.2
–
–
0.2
V_n
–
80
–
–
80
–
µV
Ripple Rejection
(–15 ≤ V_I ≤ –25 Vdc, f = 120 Hz, T_J = +25°C)
RR
36
42
–
37
42
–
dB
Dropout Voltage (I_O = 40 mA, T_J = +25°C)
|V_I–V_O|
–
1.7
–
–
1.7
–
Vdc
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