EUP7915
Electrical Characteristics
Conditions: V
IN
=V
OUT
+0.2V if V
OUT
≧2.5V,
V
IN
=2.5V
if V
OUT
<2.5V
,V
EN
=V
IN
, C
IN
=1uF, C
OUT
=1uF,T
A
= -40~ 85℃
Unless otherwise specified. Typical values are at 25℃.
Symbol
Parameter
Input Voltage
Conditions
I
OUT
=1mA,T
A
=25℃
I
OUT
=1mA,T
A
=-40℃ to 85℃
T
A
>0, V
IN
=V
OUT
+ 0.2V for
V
OUT
> 3.3V or V
IN
=V
OUT
+0.5V
V
OUT
=V
OUT
(nom)
×
90%, T
A
>0℃
I
OUT
=150mA, V
OUT
<3.3V
I
OUT
=100mA, V
OUT
>3.3V
I
OUT
=1mA
V
IN
=(V
OUT
+0.2V) to 5.5V,
I
OUT
=1mA
1mA
≤
I
OUT
≤
100mA
(V
IN
=V
OUT
+ 0.2V)
1mA
≤
I
OUT
≤
150mA
(V
IN
=V
OUT
+ 0.5V)
V
EN
=0,T
A
=25℃
V
IN
=(V
OUT
+1V)DC+0.5V
P-P
f=1kHz,
I
LOAD
=10mA
EUP7915
Min
Typ
Max.
2.5
-2
-3
150
160
220
140
60
70
0.02
0.002
400
240
100
160
0.25
0.013
1
75
50
239
200
0.4
1.5
1
1
1.176
1.2
155
15
1.224
5.5
2
3
Unit
V
%
%
mA
mA
mV
µA
%/V
%/mA
µA
dB
µV
µV
µs
V
V
nA
nA
V
℃
℃
∆V
OUT
Output Voltage Accuracy
I
OUTMAX
Maximum Output Current
I
LIMIT
V
DROP
I
Q
V
LNR
V
LDR
I
SHDN
PSRR
Current Limit
Dropout Voltage (Note1)
Quiescent Current
Line Regulation
Load Regulation
Shutdown Supply Current
Power Supply Ripple
Rejection
Output Noise Voltage
f=10Hz~100kHz, I
LOAD
=10mA
(Bypass)
Output Noise Voltage (ADJ) f=10Hz~100kHz, I
LOAD
=10mA
Turn-on Time (Note2)
R
LOAD
=50Ω,T
A
=25℃
VENL (Maximum Low Level
V
IN
=2.5V to 5.5V
Input Voltage at EN)
VENH (Minimum high Level
V
IN
=2.5V to 5.5V
Input Voltage at EN)
VEN Input Bias Current
V
IN
=5.5V, V
EN
=0 or 5.5V
FB Input Bias Current (ADJ
V
IN
=5.5V, V
FB
=1.3V
Version)
FB Pin Voltage (ADJ
T
A
=25℃
Version)
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
V
ENL
V
ENH
V
FB
T
SD
∆T
SD
Note 1: The dropout voltage is defined as V
IN
-V
OUT
when V
OUT
is 100mV below the nominal value of V
OUT.
Note 2: Test time needed for V
OUT
to reach 90% of final value.
DS7915
Ver1.4
Apr. 2008
5
EUTECH [ EUTECH MICROELECTRONICS INC ]
