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G5U2179 Datasheet(PDF) 2 Page - GTM CORPORATION

No. de Pieza. G5U2179
Descripción  CMOS Low Dropout Voltage Regulator
Descarga  6 Pages
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Fabricante  GTM [GTM CORPORATION]
Página de inicio  http://www.gtm.com.tw
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G5U2179 Datasheet(HTML) 2 Page - GTM CORPORATION

   
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ISSUED DATE :2005/06/21
REVISED DATE :
Absolute Maximum Ratings
Parameter
Symbol
Ratings
Unit
Input Max Voltage
VIN
8
V
Output Current
IOUT
PD/( VIN- VO)
A
Output Voltage
VOUT
1.5~5.0
V
Operating Ambient Temperature
Topr
-40 ~ +85
:
Junction Temperature
Tj
-40 ~ +125
Maximum Junction Temperature
Tj Max
150
Thermal Resistance
jc
5
: /W
Internal Power Dissipation( T=100 : )*
PD
3.0
W
EDS Classification
B
*Assuming a heat sink capable of twice times (
jc)
Electrical Characteristics VIN=VOUT(T)+2V, VEN=VIN, TA=25 : unless otherwise
Parameter
Symbol
Condition
Min
TYP
Max
Unit
Output Voltage
VOUT(E)
(Note1)
IO
=1mA
-1.5% VOUT(T)
(Note2)
1.5%
V
Output Current
IO
VOUT>1.2V
1.55
-
-
A
Current Limit
ILIM
VOUT>1.2V
1.55
2.0
-
A
Load Regulation
REGLOAD
IO
=1mA to 1.5A
-1
0.2
1
%
1.5V<VOUT(T) 2.0V
-
-
1000
2.0V<VOUT(T) 2.8V
-
-
800
Dropout Voltage
VDROPOUT
IO
=1.55A
VO=VOUT(E)-2%
2.8V<VOUT(T)
-
-
600
mV
Quiescent Current
IQ
IO
=0mA
-
45
70
A
Ground Pin Current
IGND
IO
=1mA~1.5A
-
45
-
A
VOUT(T)<2.0V
-
-
0.15
Line Regulation
REGLINE
IO
=1mA
VIN=VOUT(T)+1 to
VOUT(T)+2
2.0V VOUT(T)
-
0.02
0.1
%
Input Voltage
VIN
Note3
-
7
V
Over Temperature Shutdown
OTS
-
150
-
:
Over Temperature Hysterisis
OTH
-
30
-
:
Output Voltage
Temperature Coefficient
TC
-
30
-
ppm/ :
f=1kHz
-
50
-
f=10kHz
-
20
-
Power Supply Rejection
PSRR
I
o=100mA
Co=4.7 F ceramic
f=100kHz
-
15
-
dB
f=1kHz
-
75
-
F=10kHz
-
55
-
Power Supply Rejection
PSRR
I
o=100mA
Co=4.7 F ceramic
CBYP=0.01 F
f=100kHz
-
30
-
dB
Output Voltage Noise
eN
f=10Hz~100kHz
I
o=10mA,
CBYP=0 F
Co=4.7 F
-
30
-
Vrms
Output Voltage Noise
eN
f=10Hz~100kHz
I
o=10mA,
CBYP=0.01 F
Co=4.7 F
-
30
-
Vrms
VEH
VIN=2.7V to 7V
2.0
-
VIN
V
EN Input Threshold
VEL
VIN=2.7V to 7V
0
-
0.4
V
IEH
VEN=VIN, VIN=2.7V to 7V
-
-
0.1
A
EN Input Bias Current
IEL
VEN= 0V, VIN=2.7V to 7V
-
-
0.5
A
VIN=5.0V, VO=0, VEN<VEL
-
30
-
A
Shutdown Supply Current
ISD
VIN=2.5V, VO=0, VEN<VEL
-
0.5
2
A


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