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| SN7905D Datasheet, PDF (8/17 Pages) KODENSHI KOREA CORP. – 3 Terminal 1A Negative Voltage Regulator | |||
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SN79xxx
â Electrical characteristics
( VIN=-16V, CIN = 2.2uF, COUT = 1.0uF, IOUT = 500mA, TJ=0â~125â ; unless otherwise specified )
Characteristic
Symbol
Test Condition*
SN7910x
Unit
Min. Typ. Max.
Output Voltage**
Line Regulation
TJ =25â
VO
-12.0V ⤠VIN ⤠-28.0V
5.0mA ⤠IO ⤠1.0A, PD ⤠15W
ÃVO(â³VI)
-12.5V ⤠VIN ⤠-28.0V
-14.0V ⤠VIN ⤠-20.0V
TJ =25â
-9.6 -10.0 -10.4
V
-9.5 -10.0 -10.5
-
12.0
200
mV
-
6.0
100
Load Regulation
ÃVO(â³IL)
5.0mA ⤠IO ⤠1.5A
250mA ⤠IO ⤠750mA
TJ =25â
-
12.0
200
mV
-
4.0
100
Quiescent Current
IQC
TJ =25â
-
3.0
6.0
mA
Quiescent Current Change
Ripple Rejection
Dropout Voltage
âIQC
RR
VDROP
-12.5V ⤠VIN ⤠-28V
5.0mA ⤠IO ⤠1.0A
-13.0V ⤠VIN ⤠-23.0V
f=120Hz
IO=1.0A
TJ =25â
-
0.1
1.0
mA
-
0.05
0.5
54
60
-
dB
-
2.0
-
V
Output Noise Voltage
VN
10Hz ⤠f ⤠100kHz
TA =25â
-
58
-
uV/ VO
Short Circuit Current
ISC
VI =-35V
TA =25â
-
300
-
mA
Peak Output Current
IPK
TJ =25â
-
2.2
-
A
Temperature coefficient of
Output voltage
â³VO/
â³Temp
IO=5.0mA
-
-1.0
-
mV/°C
* Pulse testing techniques are used to maintain the junction temperature as close to the ambient
temperature as possible. Thermal effects must be taken into separately.
** This specification applies only for dc power dissipation permitted by absolute maximum ratings.
KSD-I0O011-002
8
Jan. 2011 REV. 02
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