IL78LXX
IL78L15 ELECTRICAL CHARACTERISTICS
(Vi = 23 V, Io = 40 mA, Ci = 0.33 µF, Co= 0.1 µF, -40°C < TJ < +125°C unless otherwise noted.)
Characteristics
Output Voltage (TJ = +25°C)
Symbol
Vo
Min
Typ Max Unit
13.8
15
16.2 Vdc
Line Regulation
(TJ = +25°C, Io = 40mA)
17.5Vdc ≤Vi ≤ 30Vdc
20Vdc ≤ Vi ≤ 30Vdc
Regline
mV
-
130
300
-
110
250
Load Regulation
(TJ = +25°C, 1.0 mA ≤ Io ≤ 100 mA)
(TJ = +25°C, 1.0 mA ≤£ Io < 40 mA)
Pegload
mV
-
25
150
-
12
75
Output Voltage
Vo
Vdc
(17.5Vdc≤Vi≤ 30Vdc, 1.0 mA≤Io≤ 40 mA) (Vi =
23V, 1.0mA ≤£Io≤ 70 mA)
13.5 13.5 -
16.5
-
16.5
Input Bias Current
(TJ = +25°C)
(TJ = +125°C)
IIB
mA
-
4.4
6.5
-
-
6.0
Input Bias Current Change
(20Vdc ≤ Vi ≤ 30Vdc)
∆IIB
mA
-
-
1.5
(1.0mA ≤ Io ≤ 40 mA)
-
-
0.2
Output Noise Voltage
Vn
-
90
-
nV
(TA = +25°C, 10Hz ≤ f ≤ 100 kHz)
Ripple Rejection (IO = 40 mA, f =120 Hz, 18.5V ≤ RR
Vi ≤ 28.5V, TJ = +25°C)
33
39
-
dB
Dropout Voltage (TJ = +25°C)
Vi-Vo
-
1.7
-
Vdc
IL78L18 ELECTRICAL CHARACTERISTICS
(Vi = 27 V, Io = 40 mA, Ci = 0.33 µF, Co = 0.1 µF. 0°C < TJ < +125°C, unless otherwise noted.)
Characteristics
Symbol
Min
Typ Max Unit
Output Voltage (TJ = +25°C)
VO
16.6
18
19.4 Vdc
Line Regulation
mV
(TJ = +25°C, Io= 40 mA)
20.7Vdc ≤ Vi ≤ 33Vdc
21 Vdc ≤ Vi < 33Vdc
Regline
32
325
27
275
Load Regulation
(TJ = +25°C, 1.0 mA ≤ Io ≤ 100 mA)
Pegload
mV
-
30
170
(TJ = +25°C, 1.0 mA ≤ Io ≤ 40 mA)
-
15
85
Output Voltage
Vo
Vdc
(21.4Vdc≤Vi≤33Vdc, 1.0 mA ≤Io≤ 40 mA)
(20.7Vdc≤ Vi≤33Vdc, 1.0mA ≤Io≤ 40 mA) (Vi =
27 V, 1.0mA ≤Io≤ 70 mA)
16.2
-
19.8
(Vi = 27V, 1.0mA ≤Io≤ 70mA)
16.2
-
19.8
Input Bias Current
(TJ = +25°C)
IIB
mA
-
3.1
6.5
(TJ = +125°C)
-
-
6.0
Input Bias Current Change
(22Vdc ≤ Vi ≤ 33Vdc)
∆IIB
mA
-
-
1.5
(21Vdc ≤ Vi ≤ 33 Vdc)
(1.0mA ≤ Io ≤ 40 mA)
-
-
0.2
Output Noise Voltage
Vn
-
150
-
nV
(TΑ=+25°C,10Hz ≤ Io ≤ lOOkHz)
Ripple Rejection (IO = 40 mA,f = 120 Hz,
RR
32
46
-
dB
23 V ≤ Vi ≤ 33 V, TJ = +25°C)
Dropout Voltage (TJ = +25°C)
Vi-Vo
-
1.7
-
Vdc
4