EUP7917
Absolute Maximum Ratings
V
IN
,V
EN
------------------------------------------------------------------------------- -0.3 to 6.5V
V
OUT
----------------------------------------------------------------------------- -0.3 to (V
IN
+0.3)
Junction Temperature --------------------------------------------------------------------- 150°C
Storage Temperature Range ---------------------------------------------------- -65°C to +150°C
Lead Temperature -------------------------------------------------------------------------- 260°C
Thermal Resistance
θ
JA
(SC-70) --------------------------------------------------------- 330°C/W
Thermal Resistance
θ
JA
(SOT23-5) ------------------------------------------------------ 220°C/W
ESD Rating
Human Body Model ---------------------------------------------------------------------- 2kV
Operating Ratings
V
IN
--------------------------------------------------------------------------------------- 2.5 to 6V
V
EN
----------------------------------------------------------------------------------- 0 to (V
IN
+0.3)
Operating Temperature Range ------------------------------------------------- -40°C to +125°C
Electrical Characteristics
Conditions: V
IN
=V
OUT
+0.5V or 2.5V whichever is greater,V
EN
=V
IN
,C
IN
=1uF,C
OUT
=1uF,T
A
=-40~85℃
,Unless otherwise specified.
Symbol
Parameter
Input Voltage
Conditions
I
OUT
=1mA,T
A
=25℃
I
OUT
=1mA,T
A
=-40℃ to 85℃
T
A
>0℃
V
OUT
=V
OUT
(nom)
×
90%, T
A
>0℃
V
OUT
≧3V,
I
OUT
=80mA
V
OUT
≧3V
,I
OUT
=300mA
2.4≦V
OUT
≦3V,I
OUT
=80mA
2.4≦V
OUT
≦3V,I
OUT
=300mA
I
OUT
=0.05mA
V
IN
=V
OUT
(nom)-0.1V,I
OUT
=0mA
V
IN
=(V
OUT
+0.5V) to 6V, I
OUT
=0.1mA
1mA
≤
I
OUT
≤
300mA
V
EN
=0,T
A
=25℃
EUP7917
Min
Typ
Max.
2.5
-2
-3.0
300
300
440
72
250
80
300
70
110
0.02
0.002
0.01
0.05
75
60
45
50
239
200
800
125
350
135
400
160
250
0.25
0.013
1
6
2
3.0
Unit
V
%
mA
mA
∆V
OUT
Output Voltage Accuracy
I
OUTMAX
Maximum Output Current
I
LIMIT
Current Limit
V
DROP
Dropout Voltage (Note1)
mV
I
Q
V
LNR
V
LDR
I
SHDN
Quiescent Current
Line Regulation
Load Regulation
Shutdown Supply Current
µA
%/V
%/mA
µA
PSRR
V
EN
=0,T
A
=85℃
V
IN
=(V
OUT
+1V)DC+0.5V
P-P
f=1kHz, I
LOAD
=10mA
Power Supply Ripple
V
IN
=(V
OUT
+1V)DC+0.5V
P-P
f=10kHz,
Rejection
I
LOAD
=10mA
V
IN
=(V
OUT
+1V)DC+0.5V
P-P
f=100kHz, I
LOAD
=10mA
f=10Hz~100kHz, Fixed-Voltage
Output Noise Voltage (RMS)
I
LOAD
=10mA
Adjustable Voltage
Turn-on Time (Note2)
R
LOAD
=50Ω,T
A
=25℃
dB
µV
µs
DS7917
Ver1.2
Mar. 2008
4
EUTECH [ EUTECH MICROELECTRONICS INC ]
