EUP7961
Absolute Maximum Ratings (1)
VIN,VOUT to GND -------------------------------------------------------------------- -0.3V to 6V
Other Pins to GND ------------------------------------------------------------------ -0.3V to 6V
Package Thermal Resistance
SOT-223, θJA ---------------------------------------------------------------------- 115°C /W
SOP-8, θJA ------------------------------------------------------------------------- 125°C /W
Power Dissipation, PD@TA= +25°C
SOT-223 ---------------------------------------------------------------------------
SOP-8 ------------------------------------------------------------------------------
Maximum Junction Temperature ----------------------------------------------------
0.87W
0.8W
+150°C
Storage Temperature --------------------------------------------------------- -65°C to +150°C
Lead Temp (Soldering 10sec.)-----------------------------------------------------------
ESD Rating
Human Body Model -------------------------------------------------------------------
+300°C
2kV
Recommended Operating Conditions (2)
Supply Voltage VIN ---------------------------------------------------------------- 2.5V to 5.5V
Enable Input Voltage --------------------------------------------------------------
Operating Temperature Range ---------------------------------------------
0V to 5.5V
-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
Specifications in standard type face are for TA= +25°C, and those with boldface type apply over the full operating
temperature range TA= -40°C to +85°C. VIN=VOUT(NOM)+1V, VEN＝5V, IL=10mA, CIN=COUT=4.7µF unless
otherwise specified.
EUP7961
Symbol
Parameter
Conditions
Unit
Min
Typ
Max.
VOUT+1V ≤ VIN ≤ 5.5V
-1.8
1.8
10mA ≤ IL ≤ 1A TA= +25°C
Output Voltage Tolerance
%
VOUT+1V ≤ VIN ≤ 5.5V
-3
3
ΔVOUT
10mA ≤ IL ≤ 1A TA= -40°C ~ +85°C
Line Regulation
Load Regulation
VOUT+1V ≤ VIN ≤ 5.5V
0.1
0.24
0.32
%
%
10mA ≤ IL ≤ 1A
0.08
IL = 100mA
IL = 1A
IL = 10mA
IL = 1A
35
50
VIN -VOUT Dropout Voltage
mV
µA
300
300
500
500
360
600
Ground Pin Current in
Normal Operation Mode
IGND
Ground Pin Current in
VEN ≤ 0.3V
0.01
1.5
10
µA
A
Shutdown Mode
IO(PK)
Peak Output Current
VO ≥ VO(NOM) -4%
1.1
1.2
Short Circuit Protection
ISC
Short Circuit Current
1.7
A
DS7961 Ver 1.4 Jan. 2009
5
EUTECH [ EUTECH MICROELECTRONICS INC ]
