EUP7961
Electrical Characteristics (continued)
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
1.4
Typ
VIN
0
20
20
Max.
VIH
VIL
Output = High
Output = Low
IL = 1A
Enable Threshold
V
0.3
50
50
1
TdOFF Turn-off delay
TdON
IEN
µs
Turn-on delay
VEN Pin Input Current
IL = 1A
VEN=VIN
-1
8
µA
Flag
ERROR
VT
VTH
VEF(Sat)
Td
Threshold
Threshold Hysteresis
10
5
0.02
1
12
%
%
V
ISINK=100µA
0.1
Flag Saturation
ERROR
Flag Reset Delay
Flag Pin
µs
ERROR
IIK
1
nA
Leakage Current
Flag Pin Sink
ERROR
Current
Imax
VError=0.5V
3.8
mA
AC Parameters
VIN=VOUT+1V
COUT=10uF
PSRR Ripple Rejection
60
dB
VOUT=3.3V, f=120Hz
BW=10Hz -100kHz
VOUT=2.5V
en
Output Noise Voltage
150
µV(rms)
Over Temperature Protection
TSH(t) Shutdown Threshold
150
10
°C
°C
Thermal Shutdown
TSH(h)
Hysteresis
DS7961 Ver 1.4 Jan. 2009
6
EUTECH [ EUTECH MICROELECTRONICS INC ]
