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TS78M00 series
5-8
2003/12 rev. B
TS78M18 Electrical Characteristics
(Vin=27V, Iout=350mA, 0
o
C
≤
Tj
≤
125
o
C, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.)
Parameter
Symbol
Test Conditions
Tj=25
o
C
Min
17.30
Typ
18
Max
18.72
Unit
Output Voltage
Vout
21V
≤
Vin
≤
33V,
5mA
≤
Iout
≤
350mA, PD
≤
5W
17.14
18
18.90
V
Line Regulation
REGline
Tj=25
o
C
21V
≤
Vin
≤
33V,
Io=200mA
--
8
50
mV
5mA
≤
Iout
≤
500mA
--
25
360
Load Regulation
REGload
Tj=25
o
C
5mA
≤
Iout
≤
200mA
--
10
180
Quiescent Current
Iq
Tj=25
o
C, Iout=0
--
3
6
21V
≤
Vin
≤
33V
--
--
0.8
Quiescent Current Change
Iq
5mA
≤
Iout
≤
350nA
10Hz
≤
f
≤
100KHz, Tj=25
o
C
--
--
0.5
mA
Output Noise Voltage
Vn
--
110
--
uV
Ripple Rejection Ratio
RR
f=120Hz, 21V
≤
Vin
≤
31V
Iout=350mA, Tj=25
o
C
Tj=25
o
C
Tj=25
o
C
54
70
--
dB
Voltage Drop
Vdrop
--
2
--
V
Output Short Circuit Current
Ios
--
50
--
mA
Peak Output Current
Io peak
--
0.7
--
A
Temperature Coefficient of
Output Voltage
TS78M24 Electrical Characteristics
Vout/
Tj
Iout=5mA, 0
o
C
≤
Tj
≤
125
o
C
--
-0.5
--
mV/
o
C
(Vin=33V, Iout=350mA, 0
o
C
≤
Tj
≤
125
o
C, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.)
Parameter
Symbol
Test Conditions
Tj=25
o
C
Min
23.07
Typ
24
Max
24.96
Unit
Output Voltage
Vout
27V
≤
Vin
≤
38V,
5mA
≤
Iout
≤
350mA, PD
≤
5W
22.85
24
25.20
V
Line Regulation
REGline
Tj=25
o
C
27V
≤
Vin
≤
38V,
Io=200mA
--
10
50
mV
5mA
≤
Iout
≤
500mA
--
30
480
Load Regulation
REGload
Tj=25
o
C
5mA
≤
Iout
≤
200mA
--
10
240
Quiescent Current
Iq
Iout=0, Tj=25
o
C
--
4
7
27V
≤
Vin
≤
38V
--
--
0.8
Quiescent Current Change
Iq
5mA
≤
Iout
≤
350mA
10Hz
≤
f
≤
100KHz, Tj=25
o
C
--
--
0.5
mA
Output Noise Voltage
Vn
--
170
--
uV
Ripple Rejection Ratio
RR
f=120Hz, 27V
≤
Vin
≤
37V
Iout=350mA, Tj=25
o
C
Tj=25
o
C
Tj=25
o
C
50
70
--
dB
Voltage Drop
Vdrop
--
2
--
V
Output Short Circuit Current
Ios
--
50
--
mA
Peak Output Current
Io peak
--
0.7
--
A
Temperature Coefficient of
Output Voltage
z
Pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as
possible, and thermal effects must be taken into account separately.
z
This specification applies only for DC power dissipation permitted by absolute maximum ratings.
Vout/
Tj
Iout=5mA, 0
o
C
≤
Tj
≤
125
o
C
--
-0.5
--
mV/
o
C