EUP7559
Absolute Maximum Ratings
VIN,VEN ------------------------------------------------------------------------------- -0.3V to 6.5V
Power Dissipation (PD) ------------------------------------------------------ Internally Limited
Junction Temperature ------------------------------------------------------ -40°C to +125°C
Storage Temperature ------------------------------------------------------ -65°C to +150°C
Lead Temp ------------------------------------------------------------------------------
260°C
Operating Ratings
VIN --------------------------------------------------------------------------------------- 2.5 to 6V
VEN -------------------------------------------------------------------------------------- 0V to 6V
Junction Temperature ----------------------------------------------------------------
150°C
Thermal Resistance θJA(TDFN-8) --------------------------------------------------- 60°C/W
Electrical Characteristics
VIN=3.8V, VENA=VENB=VIN, Io=10mA. CIN=COUT=2.2uF, TA= -40°C ~85°C.
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Input Voltage Range
VIN
2.5
6
V
Undervoltage-Lockout
VUVLO
Vo
VIN Rising , hysteresis is 40mV(typ)
2.15
2.3
2.45
V
Threshold
TA=25℃, IOUT1=IOUT2=1mA
TA=-40℃ to 85℃, IOUT1=IOUT2=1mA
TA=-40℃ to 85℃, IOUT1or IOUT2=0.1mA
to 300mA
-1.5
-2.5
1.5
2.5
Output Voltage Accuracy
%
-3
3
Maximum Output Current
Output Current Limit
IOUT
ILIM
300
320
mA
mA
500
180
115
240
0.6
780
280
No Load
Ground Current
IQ
µA
No Load, one LDO Shutdown
I
OUT1=IOUT2= 100mA
IOUT=1mA
OUT=100mA
Dropout Voltage
Line Regulation
VIN-VOUT
VLNR
mV
%V
I
55
0.02
110
0.15
VIN=(Vo+0.1)V to 6V, IOUT=1mA
100Hz to 100kHz, COUT=10uF,
IOUT=1mA, CBP=0.01uF
-0.15
35
124
70
Output Voltage Noise
µVrms
100Hz to 100kHz, COUT=10uF,
I
OUT=1mA, CBP=not installed
COUT=2.2uF,IOUT=50mA,CBP=0.01uF,
f=1kHz
Power Supply
COUT=2.2uF,IOUT=50mA,CBP=0.01uF,
f=10kHz
PSRR
ISHDN
dB
60
Ripple Rejection
COUT=2.2uF,IOUT=50mA,CBP=0.01uF,
f=100kHz
46
VEN=0, TA=25℃
0.01
0.1
1
Shutdown Supply Current
Enable Input Threshold
Enable Input Bias Current
µA
V
TA=-40℃ to 85℃
Input high voltage
Input low voltage
VEN=0 or IN, TA=25℃
TA=-40℃ to 85℃
VIH
VIL
1.6
0.4
10
0.1
1
nA
Ω
VOUT Discharge
Resistance in Shutdown
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
Output Capacitor
VEN=0
300
TSHDN
TJ Rising
160
℃
∆TSHDN
15
COUT
IOUT=0 to 300mA
5
2.2uF
DS7559 Ver 1.0 May. 2007
EUTECH [ EUTECH MICROELECTRONICS INC ]
