EUP8084
Electrical Characteristics (VINB=3.6V; TA = -40℃ to 85℃, unless otherwise noted. Typical values are TA=25℃)
EUP8084
Symbol
Parameter
Conditions
Unit
Min. Typ. Max.
Step-Down Converter
VEN(H)
IEN
Enable Threshold High
Input Low Current
1.4
V
VINB = VENB = 5.5V
-1
1
µA
Electrical Characteristics (VINA=VOUT(NOM) + 1V for VOUT options greater than 1.5V. IOUT = 1mA, COUT = 2.2µF,
IN = 1µF, TA = -40℃ to 85℃, unless otherwise noted. Typical values are TA=25℃)
C
EUP8084
Symbol
Parameter
Conditions
Unit
Min. Typ. Max.
Linear Regulator
I
OUTA = 100 µA to
Output Voltage Tolerance
Input Voltage
-3
3
%
V
VOUT
TA = 25°C
300mA
VOUT
VDO
+
5.5
200
0.2
35
VIN
Dropout Voltage
Line Regulation
150
0.05
15
mV
%/V
VDO
ΔVOUT
OUT*ΔVIN
IOUTA = 300mA
/
VINA = VOUTA + 0.5 to 5.5V,
IOUTA = 1mA
V
ΔVOUT(Load)
Dynamic Load Regulation
Output Current
mV
mA
mA
IOUTA = 1mA to 300mA
VOUTA > 1.2V
300
IOUT
ISC
TA = -40℃ to 85℃
VINA = 5V; ENA = VIN
VINA = 5V; ENA = 0V
Short-Circuit Current
Quiescent Current
720
84
140
1
IQ
µA
µA
dB
℃
Shutdown Current
ISHDN
PSRR
Power Supply Rejection Ratio
1kHz
65
VIN =VOUT +1V
Over-Temperature Shutdown
160
TSD
Threshold
Over-Temperature Shutdown
Hysteresis
℃
25
THYS
eN
I
OUT=10mA,10Hz≦f≦100kHz
Output Noise
125
µVRMS
V
Enable Threshold Low
Enable Threshold High
Enable Input Current
0.4
VEN(L)
VEN(H)
IEN
1.6
V
100
VENA = 5.5V
nA
DS8084 Ver1.0 Apr. 2008
6
EUTECH [ EUTECH MICROELECTRONICS INC ]
