Preliminary
EUP7211
DS7211 Ver 0.3 Nov. 2005
4
Absolute Maximum Ratings
VIN,VEN --------------------------------------------------------------------------------- -0.3V to 6V
Power Dissipation (PD) ------------------------------------------------------ Internally Limited
Junction Temperature ------------------------------------------------------
-40°C to +125°C
Storage Temperature
------------------------------------------------------ -65°C to +150°C
Lead Temp ------------------------------------------------------------------------------
260°C
Operating Ratings
VIN ------------------------------------------------------------------------------------ 2.5 to 5.5V
VEN -------------------------------------------------------------------------------------- 0V to VIN
Junction Temperature ------------------------------------------------------ -40°C to +125°C
Thermal Resistance θJA(DFN-8) --------------------------------------------------- 60°C/W
Electrical Characteristics
VIN= VOUT +1.0V, IOUT=1mA, COUT=1µF. Typical values and limits appearing in standard typeface are for TJ= 25°C
Symbol
Parameter
Conditions
Min
Typ
Max
Units
△
VOUT
Output Voltage Accuracy
Variation from nominal Vout
-1.5
1.5
%
Reg Line
Line Regulation
Input range Vin=Vout+1V to 5.5V
-0.2
0.02
0.2
%/V
Iout=100µA to 150mA(Vout 1 & Vout 2)
0.7
2
Reg Load
Load Regulation
Iout=100µA to 300mA(Vout)
1
2.5
%
Iout=150mA(Vout 1)
120
180
VDrop
Dropout Voltage
Iout=300mA(Vout 2)
240
350
mV
Iout 1=Iout2=0
150
170
IQ
Ground Pin Current
Iout 1=150mA & Iout=300mA
250
300
µA
IQ_SD
Ground Pin Current in
Shutdown
VEN 0.4V
≦
3
5
µA
PSRR
Ripple Rejection
Freq.=1Khz; Cout=1.0µF; CBYP=10nF
70
dB
Output 1 Short to Ground
150
340
Iout(Max)
Current Limit
Output 2 Short to Ground
300
580
mA
Noise
Output Voltage Noise
Cout=1.0µF;CBYP=10nF;
BW=10~100KHz
40
µVrms
Enable Input
Logic Low (Regulator Shutdown)
0.6
VEN
Enable Input voltage
Logic High(Regulator Enable)
1.8
V
VIL<0.6V (Regulator Shutdown)
-0.5
0.01
0.5
IEN
Enable Input Current
VIH>1.8V (Regulator Enable)
-0.5
0.01
0.5
µA
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