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SSC2139 数据表(PDF) 2 Page - SeCoS Halbleitertechnologie GmbH

部件名 SSC2139
功能描述  Low Dropout Voltage Regulator
PDF  7 Pages
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制造商  SECOS [SeCoS Halbleitertechnologie GmbH]
网页  http://www.secosgmbh.com
标志 SECOS - SeCoS Halbleitertechnologie GmbH

SSC2139 数据表(HTML) 2 Page - SeCoS Halbleitertechnologie GmbH

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background image
TC
PSRR
eN
150
Note
V
_
_
_
_
_
_
_
_
_
Input Voltage
Over Temperature Shutdown
Over Temperature Hystersis
Output Voltage
Temperature Coefficient
Output Voltage Noise
VIN
OTS
OTH
3
7
30
30
50
20
30
_
_
_
_
C
o
C
o
ppm/
dB
uVrms
C
o
f=1kHz
f=10kHz
IO=100mA
Co=4.7uF
f=10Hz~100kHz, Io=10mA
2.0V V (T)
OUT
REGLINE
Line Regulation
I
45
0.02
0.1
A
%
_
0.15
Io=1mA
VIN=VOUT(T)+1
to VOUT(T)+2
VOUT(T)< 2.0V
Power Supply Rejection
VEH
IEH
ISD
0.1
_
_
_
_
EN Input Threshold
2
0
0.5
0.5
2
_
uA
V
VEN=VIN,VIN=2.7V~7V
VIN=5V,VO=0,VEN<VEL
Shutdown Supply Current
VEL
_
VIN
0.4
VIN=2.7V to 7V
EN Input Bias Current
IEL
_
uA
Ground Pin Current
GND
1
1000
u
_
Vo=V
%
mV
_
_
_
_
800
600
OUT
Parameter
Symbol
Max.
Typ.
Condition
Min.
Unit
Output Voltage
Output Current
Current Limit
Dropout Voltage
VOUT
IO
ILIM
VDROPOUT
-1.5%
1.55
-1
V
A
IO=1mA
VO>1.2V
_
_
_
_
1
(E)
VOUT
2
(T)
1.5%
A
Load Regulation
REGLOAD
0.2
IO=1mA~1.5A
1.5V<VOUT(T)
_
Io=1.55A
(E)-2%
Electrical Characteristics Ta=25
unless otherwise noted
oC
1.55
VO>1.2V
2.8V<VOUT(T)
_
(ceramic)
CO=4.7uF
ADJ Input Bias Current
ADJ Reference Voltage
IADJ
_
_
1
uA
VREF
1.223
1.242
1.261
V
(VIN=VOUT(T)+2V,VEN=VIN)
2.0
2.0V
2.0V<VOUT(T) 2.8V
_
IO=1mA~1.5A
VIN=5V,VADJ=1.242V
_
_
15
_
f=100kHz
VEN=0V,VIN=2.7V~7V
_
_
30
VIN=2.5V,VO=0,VEN<VEL
oC)
Power Dissipation (
Input Voltage
Output Current
Output Voltage
Operating Ambient Temperature
Junction Temperature
Parameter
Symbol
Ratings
Unit
V
mA
V
C
mW
VIN
IOUT
Tj Max.
8
PD/(VIN-VO)
-40~+125
Gnd-0.3 to VIN+0.3
810
-40~+85
o
Max. Junction Temperature
T=100
EDS Classification
VOUT
Topr
Tj
PD
150
B
C
o
C
o
Absolute Maximum Ratings
http://www.SeCoSGmbH.com/
Any changing of specification will not be informed individual
01-Jun-2002 Rev. A
Page
2 of 7
Note 1: VOUT (E) =Effective Output Voltage (i.e. the output voltage when "VOUT (T) +2.0V" is provided at the VIN pin while maintaining a
certain IOUT value).
2: VOUT (T) =Specified Output Voltage
3: VIN (MIN) =VOUT+VDROPOUT
Elektronische Bauelemente
SSC2139
1.55A CMOS
Low Dropout Voltage Regulator
≤
≤
≤



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