EUP7914
Absolute Maximum Ratings (1)
IN,OUT and EN to GND-----------------------------------------------------------
-0.3V to 6V
Junction Temperature ---------------------------------------------------------------------- 150°C
Storage Temperature Range ---------------------------------------------------- -65°C to +150°C
Lead Temperature -------------------------------------------------------------------------- 260°C
Maximum Power Dissipation SC-82 ----------------------------------------------------
Thermal Resistance θJA(SC-82) --------------------------------------------------------- 320°C/W
ESD Rating
Human Body Model --------------------------------------------------------------------- ±2kV
0.3W
Recommend Operating Conditions (2)
VIN ------------------------------------------------------------------------------------- 2.5V to 5.5V
VEN ------------------------------------------------------------------------------------ 0V to 5.5V
Operating Temperature Range ------------------------------------------------ -40°C to +85°C
Note (1): Stress beyond those listed under “Absolute Maximum Ratings” may damage the device.
Note (2): The device is not guaranteed to function outside the recommended operating conditions.
Electrical Characteristics
Conditions: VIN=VOUT+0.5V or 2.5V whichever is greater, VEN=VIN,CIN=COUT=1uF,TA= -40°C to +85℃
,unless otherwise specified.
EUP7914
Symbol
Parameter
Conditions
Unit
Min
2.5
-2
Typ
Max.
5.5
Input Voltage
V
%
IOUT=1mA to 30mA,TA=+25℃,
2
∆VOUT Output Voltage Accuracy
I
OUT=1mA to 30mA,
-3
3
%
TA=-40℃ to +85℃
IOUTMAX Maximum Output Current
ILIMIT Current Limit
150
160
mA
mA
VOUT=VOUT(nom) 90%
300
90
×
VOUT 3V, IOUT=150mA
135
150
50
≥
VDROP Dropout Voltage (3)
mV
2.4 V
3V, IOUT=150mA
100
30
≤
≤
OUT
IQ
Quiescent Current
Line Regulation
Load Regulation
No Load
VIN=(VOUT+0.5V) to 5.5V, IOUT=10mA
µA
%/V
mV
µA
VLNR
VLDR
0.02
7
0.3
70
55
0.15
15
1mA I
150mA
≤
≤
OUT
VEN=0,TA=+25℃
ISHDN Shutdown Supply Current
1.5
VIN=(VOUT+1V) f=1kHz, ILOAD=10mA
VIN=(VOUT+1V) f=10kHz, ILOAD=10mA
VIN=(VOUT+1V) f=100kHz,
ILOAD=10mA
Power Supply Ripple
PSRR
dB
Rejection
45
Output Noise Voltage
(RMS)
f=10Hz~100kHz, VOUT=1.5V,
No Load
30
µV
Turn-on Time (4)
RLOAD=50Ω,TA=+25℃
VIN=2.5V to 5.5V
100
µs
V
VENL
VENL (EN logic low)
0.4
1
VENH VENH (EN logic high)
VEN Input Bias Current
VIN=2.5V to 5.5V
1.5
-1
V
VIN=5.5V, VEN=0 or 5.5V
µA
ꢀ
RDIS Output Discharge Switch VEN=0,VIN=3.6V
500
155
Thermal Shutdown
℃
℃
TSD
Temperature
Thermal Shutdown
∆TSD
15
Hysteresis
Note (3): Dropout is defined as VIN-VOUT when VOUT is 100mV below the value of VOUT for VIN=VOUT+0.5V
Note (4): Time needed for VOUT to reach 90% of final value.
DS7914 Ver1.0 Nov. 2008
4
EUTECH [ EUTECH MICROELECTRONICS INC ]
