EUP7559
Absolute Maximum Ratings
V
IN
,V
EN
------------------------------------------------------------------------------- -0.3V to 6.5V
Power Dissipation (P
D
) ------------------------------------------------------ Internally Limited
Junction Temperature ------------------------------------------------------ -40°C to +125°C
Storage Temperature ------------------------------------------------------ -65°C to +150°C
Lead Temp ------------------------------------------------------------------------------
260°C
Operating Ratings
V
IN
--------------------------------------------------------------------------------------- 2.5 to 6V
V
EN
-------------------------------------------------------------------------------------- 0V to 6V
Junction Temperature ----------------------------------------------------------------
150°C
Thermal Resistance
θ
JA
(TDFN-8) --------------------------------------------------- 60°C/W
Electrical Characteristics
V
IN
=3.8V, V
ENA
=V
ENB
=V
IN
, Io=10mA. C
IN
=C
OUT
=2.2uF, T
A
= -40°C ~85°C.
Parameter
Symbol
Conditions
Input Voltage Range
V
IN
Undervoltage-Lockout
V
IN
Rising , hysteresis is 40mV(typ)
V
UVLO
Threshold
T
A
=25℃, I
OUT1
=I
OUT2
=1mA
T
A
=-40℃ to 85℃, I
OUT1
=I
OUT2
=1mA
Output Voltage Accuracy
Vo
T
A
=-40℃ to 85℃, I
OUT1
or I
OUT2
=0.1mA
to 300mA
Maximum Output Current
I
OUT
Output Current Limit
I
LIM
No Load
Ground Current
I
Q
No Load, one LDO Shutdown
I
OUT1
=I
OUT2
= 100mA
I =1mA
Dropout Voltage
V
IN
-V
OUT OUT
I
OUT
=100mA
Line Regulation
V
LNR
V
IN
=(Vo+0.1)V to 6V, I
OUT
=1mA
100Hz to 100kHz, C
OUT
=10uF,
I
OUT
=1mA, C
BP
=0.01uF
Output Voltage Noise
100Hz to 100kHz, C
OUT
=10uF,
I
OUT
=1mA, C
BP
=not installed
C
OUT
=2.2uF,I
OUT
=50mA,C
BP
=0.01uF,
f=1kHz
Power Supply
C
OUT
=2.2uF,I
OUT
=50mA,C
BP
=0.01uF,
PSRR
Ripple Rejection
f=10kHz
C
OUT
=2.2uF,I
OUT
=50mA,C
BP
=0.01uF,
f=100kHz
V
EN
=0, T
A
=25℃
Shutdown Supply Current
I
SHDN
T
A
=-40℃ to 85℃
V
IH
Input high voltage
Enable Input Threshold
V
IL
Input low voltage
V
EN
=0 or IN, T
A
=25℃
Enable Input Bias Current
T
A
=-40℃ to 85℃
V
OUT
Discharge
V
EN
=0
Resistance in Shutdown
Thermal Shutdown
T
J
Rising
T
SHDN
Temperature
Thermal Shutdown
∆T
SHDN
Hysteresis
Output Capacitor
C
OUT
I
OUT
=0 to 300mA
DS7559 Ver 1.0 May. 2007
Min
2.5
2.15
-1.5
-2.5
-3
300
320
Typ
2.3
Max
6
2.45
1.5
2.5
3
Units
V
V
%
mA
mA
µA
-0.15
500
180
115
240
0.6
55
0.02
35
780
280
110
0.15
mV
%V
µVrms
124
70
60
46
0.01
0.1
1.6
0.1
1
300
160
℃
15
2.2uF
0.4
10
1
µA
V
nA
Ω
dB
5
EUTECH [ EUTECH MICROELECTRONICS INC ]
