
TS7900A series
2-2
2003/12 rev. A
TS7905A Electrical Characteristics
(Vin= -10V, Iout=500mA, 0
o
C
≤
Tj
≤
125
o
C, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Tj=25
o
C
-4.90
-5
-5.10
Output voltage
Vout
-7.5V
≤
Vin
≤
-20V, 10mA
≤
Iout
≤
1A,
PD
≤
15W
-4.80
-5
-5.20
V
-7.5V
≤
Vin
≤
-25V
--
3
100
Line Regulation
REGline
Tj=25
o
C
-8V
≤
Vin
≤
-12V
--
1
50
10mA
≤
Iout
≤
1.5A
--
15
100
Load Regulation
REGload
Tj=25
o
C
250mA
≤
Iout
≤
750mA
--
5
50
mV
Quiescent Current
Iq
Iout=0, Tj=25
o
C
--
4
8
-7.5V
≤
Vin
≤
-25V
--
--
1.3
Quiescent Current Change
lq
10mA
≤
Iout
≤
1A
--
--
0.5
mA
Output Noise Voltage
Vn
10Hz
≤
f
≤
100KHz, Tj=25
o
C
--
40
--
uV
Ripple Rejection Ratio
RR
f=120Hz, -8V
≤
Vin
≤
-18V
62
74
--
dB
Voltage Drop
Vdrop
Iout=1.0A, Tj=25
o
C
--
2
--
V
Peak Output Current
Io peak
Tj=25
o
C
--
2.1
--
A
Temperature Coefficient of
Output Voltage
TS7908A Electrical Characteristics
Vout/
Tj
Iout=10mA, 0
o
C
≤
Tj
≤
125
o
C
--
-1
--
mV/
o
C
(Vin=-14V, Iout=500mA, 0
o
C
≤
Tj
≤
125
o
C, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Tj=25
o
C
-7.84
-8
-8.16
Output Voltage
Vout
-10.5V
≤
Vin
≤
-23V,
10mA
≤
Iout
≤
1A, PD
≤
15W
-7.68
-8
-8.32
V
-10.5V
≤
Vin
≤
-25V
--
6
160
Line Regulation
REGline
Tj=25
o
C
-11V
≤
Vin
≤
-17V
--
2
80
10mA
≤
Iout
≤
1.5A
--
12
160
Load Regulation
REGload
Tj=25
o
C
250mA
≤
Iout
≤
750mA
--
4
80
mV
Quiescent Current
Iq
Iout=0, Tj=25
o
C
--
4
8
-10.5V
≤
Vin
≤
-25V
--
--
1
Quiescent Current Change
lq
10mA
≤
Iout
≤
1A
--
--
0.5
mA
Output Noise Voltage
Vn
10Hz
≤
f
≤
100KHz, Tj=25
o
C
--
52
--
uV
Ripple Rejection Ratio
RR
f=120Hz, -11V
≤
Vin
≤
-21V
56
72
--
dB
Voltage Drop
Vdrop
Iout=1.0A, Tj=25
o
C
--
2
--
V
Peak Output Current
Io peak
Tj=25
o
C
--
2.1
--
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=10mA, 0
o
C
≤
Tj
≤
125
o
C
--
-1
--
mV/
o
C