EUP2794
Absolute Maximum Ratings
VIN ------------------------------------------------------------------------------- -0.3V to 6V max
SD,BRGT --------------------------------------------------------- -0.3V to (VIN+0.3V) w/ 6 max
Continuous Power Dissipation ----------------------------------------------- Internally Limited
QFN-16L 3 3, θJA -------------------------------------------------------------------------- 65°C/W
×
Junction Temperature (TJ ) ------------------------------------------------------- -40°C to 125°C
Storge Temperature Range ----------------------------------------------------- -65°C to 150°C
Lead Temp (Soldering, 5sec) ------------------------------------------------------------- 260°C
ESD Rating
Human Body Model --------------------------------------------------------------------------- 2kV
Operating Conditions
Input Voltage (VIN) ------------------------------------------------------------------ 2.7V to 5.5V
Ambient Temperature (TA) --------------------------------------------------------- -40°C to 85°C
Electrical Characteristics
Unless otherwise specified,C1=C2=CIN=CHOLD=1µF, VIN=3.6V, BRGT pin =0V ; RSET =124Ω;VLED=3.4V.
TA= -40 to 85°C. Typical values are at TA=25°C.
EUP2794
Symbol
Parameter
Conditions
Unit
Min
15
Typ
Max.
3.6
3.0V ≤ VIN ≤ 5.5V, VDX ≤ 3.6V
BRGT=50mV
17.12
IDX
Available Current at Output Dx
mA
2.7V ≤ VIN ≤ 3.0V, VDX ≤ 3.4V
BRGT=0V
15.39
10
V
DX ≤ 3.6V ,BRGT=200mV
20
3.0V ≤ VIN ≤ 5.5V, VDX ≤ 3.6V
VDX Available Voltage at Output Dx
V
BRGT=50mV
Liner Regulation of Dx Output
IDX
3.0V ≤ VIN ≤ 5.5V, VDX ≤ 3.6V
VIN =3.6V , 3.0V ≤ VDX ≤ 3.6V
VIN =3.6V
15.57
15.57
0.6
mA
mA
%
Current
Load Regulation of Dx Output
IDX
Current
Current Matching Between Any
ID-MATCH
Two Outputs
3.0V ≤ VIN ≤ 5.5V, Active, No Load
Current RSET=OPEN
3.0V ≤ VIN ≤ 5.5V, shutdown
IQ
Quiescent Supply current
4.1
mA
μA
V
7.64
1
ISD
Shutdown Supply Current
Input Charge-Pump Mode To
Pass Mode Threshold
VCP
3.82
50
Input Charge-Pump Mode To
Pass Mode Hysteresis
VCPH
mV
VIH
VIL
SD Input Logic High
3.0V ≤ VIN ≤ 5.5V
3.0V ≤ VIN ≤ 5.5V
0V ≤ VSD ≤ VIN
1
V
V
μA
kΩ
mA
kHz
SD Input Logic Low
0.2
1
ILEAK-SD SD Leakage Current
RBRGT BRGT Input Resistance
-1
240
IDX/10
900
ISET
fSW
ISET Pin Output Current
Switching Frequency
3.0V ≤ VIN ≤ 3.8V
DS2794 Ver0.5 Mar. 2006
4
EUTECH [ EUTECH MICROELECTRONICS INC ]
