IL78XXC
SERIES
IL7818
Electrical characteristics
(Vin = 27V, Io = 500mA, TJ = Tlow to Thigh (Note 1) unless otherwise noted)
Characteristic
Symbol
Vo
Output Voltage (TJ=+25°C)
Output Voltage
Vo
(5.0
mA≤Io≤1.0A, Po≤15 W)
21Vdc≤Vin≤33Vdc
Regline
Line Regulation(TJ=+25°C, Note2)
21Vdc≤Vin≤33Vdc
24Vdc≤Vin≤30Vdc
Regload
Load Regulation(TJ=+25°C,Note2)
5.0mA≤Io≤1.5A
250mA≤Io≤750 mA
IB
Quiescent Current (TJ=+25°C)
Quiescent Current Change
∆
IB
21Vdc≤Vin≤33Vdc
5.0mA≤Io≤1.0A
Ripple Rejection
RR
22Vdc≤Vin≤33Vdc, f = 120 Hz
Vin-Vo
Dropout Voltage (Io=1.0A,T =+25°C)
Vn
Output Noise Voltage(TA=+25°C)
10 Hz
≤f≤100
kHz
Output Resistance f = 1.0 kHz
ro
Short - Circuit Current Limit
Isc
(TA=+25°C) Vin = 35 Vdc
Imax
Peak Output Current(TJ=+25°C)
Average Temperature Coefficient of
TCVo
Output Voltage
IL7824
Electrical characteristics
(Vin = 33V, Io = 500mA, TJ = Tlow to Thigh (Note 1) unless otherwise noted)
Characteristic
Output Voltage (TJ=+25°C)
Output Voltage
(5.0
mA≤Io≤1.0A, Po≤15 W)
27Vdc≤Vin≤38Vdc
Line Regulation(TJ=+25°C, Note2)
27Vdc≤Vin≤38Vdc
30Vdc≤Vin≤38Vdc
Load Regulation(TJ=+25°C,Note2)
5.0mA≤Io≤1.5A
250mA≤Io≤750 mA
Quiescent Current (TJ=+25°C)
Quiescent Current Change
27Vdc≤Vin≤38Vdc
5.0mA≤Io≤1.0A
Ripple Rejection
28Vdc≤Vin≤38Vdc, f = 120 Hz
Dropout Voltage (Io=1.0A,T =+25°C)
Output Noise Voltage(TA=+25°C)
10 Hz
≤f≤13100
kHz
Output Resistance f = 1.0 kHz
Short - Circuit Current Limit
(TA=+25°C) Vin = 35 Vdc
Peak Output Current(TJ=+25°C)
Average Temperature Coefficient of
Output Voltage
Note:
Symbol
Vo
Vo
Min
23
22.8
Typ
24
24
Max
25
25.2
Unit
Vdc
Vdc
Min
17.3
17.1
Typ
18
18
Max
18.7
18.9
Unit
Vdc
Vdc
mV
-
-
-
-
-
-
-
-
-
-
-
-
-
-
25
10
55
22
4.5
-
-
57
2.0
10
19
0.2
2.2
-1.0
360
180
mV
360
180
8.0
1.0
0.5
-
-
-
-
-
-
-
mA
mA
dB
Vdc
µV/Vo
mΩ
A
A
mV/°C
Regline
-
-
Regload
-
-
-
-
-
-
-
-
-
-
-
-
60
25
4.6
-
-
54
2.0
10
20
0.2
2.2
-1.5
480
240
8.0
1.0
0.5
-
-
-
-
-
-
-
31
14
480
240
mV
mV
IB
∆
IB
mA
mA
RR
Vin-Vo
Vn
ro
Isc
Imax
TCVo
dB
Vdc
µV/Vo
mΩ
A
A
mV/°C
1. Tlow = 0
°C
, Thigh = +125 0
°C
2.Load and line regulation are specified at constant junction temperature. Changes in Vo due to heating effects must be taken
into account separately. Pulse testing with low duty cycle is used.
5
INTEGRAL [ INTEGRAL CORP. ]
