3-TERMINAL 0.1A POSITIVE VOLTAGE REGULATOR
LM78LXX
LM78L18 (At specified virtual junction temperature, VIN = 26V, Io = 40mA (Unless otherwise noted)
PARAMETER
SYMBOL
VOUT
TEST CONDITION(Note 1)
MIN.
17.3
TYP.
18
MAX.
18.7
UNIT
V
25℃
1mA ≤ Io ≤ 40mA
20.5V ≤ VIN ≤ 33V
Output Voltage(Note 2)
17.1
17.1
18
18.9
-30℃ ~
125℃
1mA ≤ Io ≤ 70mA
20.5V ≤ VIN ≤ 33V
22V ≤ VIN ≤ 33V
18
70
64
27
19
4.7
18.9
360
300
180
90
Line Regulation
Load Regulation
Bias Current
ΔVLINE
ΔVLOAD
IB
25℃
25℃
mV
mV
mA
mA
1mA ≤ Io ≤ 100mA
1mA ≤ Io ≤ 40mA
25℃
6.5
6
125℃
22V ≤ VIN ≤ 33V
1.5
0.1
-30℃ ~
125℃
Bias Current Change
ΔIB
1mA ≤ Io ≤ 40mA
10Hz ≤ f ≤ 100kHz
Output Noise Voltage
Ripple Rejection
Dropout Voltage
VN
RR
VD
25℃
25℃
25℃
82
36
uV
dB
V
21.5V ≤ VIN ≤ 31.5V,
f=120Hz
32
1.7
LM78L24 (At specified virtual junction temperature, VIN = 32V, Io = 40mA (Unless otherwise noted)
PARAMETER
SYMBOL
TEST CONDITION(Note 1)
MIN.
23
TYP.
24
MAX.
25
UNIT
V
25℃
1mA ≤ Io ≤ 40mA
26.5V ≤ VIN ≤ 39V
Output Voltage(Note 2)
VOUT
22.8
22.8
24
25.2
-30℃ ~
125℃
1mA ≤ Io ≤ 70mA
26.5V ≤ VIN ≤ 39V
29V ≤ VIN ≤ 39V
24
95
78
41
28
4.8
25.2
480
400
240
120
6.5
6
Line Regulation
Load Regulation
Bias Current
ΔVLINE
ΔVLOAD
IB
25℃
25℃
mV
mV
mA
mA
1mA ≤ Io ≤ 100mA
1mA ≤ Io ≤ 40mA
25℃
125℃
28V ≤ VIN ≤ 39V
1.5
0.1
-30℃ ~
125℃
Bias Current Change
ΔIB
1mA ≤ Io ≤ 40mA
10Hz ≤ f ≤ 100kHz
Output Noise Voltage
Ripple Rejection
Dropout Voltage
VN
RR
VD
25℃
25℃
25℃
82
33
uV
dB
V
27.5V ≤ VIN ≤ 37.5V,
f=120Hz
30
1.7
Jun. 2012 - Rev. 1.5
- 9 -
HTC
HTC [ HTC KOREA TAEJIN TECHNOLOGY CO. ]
