March 2007
EN5312QI
Absolute Maximum Ratings
CAUTION: Absolute Maximum ratings are stress ratings only. Functional operation beyond
recommended operating conditions is not implied. Stress beyond absolute maximum ratings may
cause permanent damage to the device. Exposure to absolute maximum rated conditions for
extended periods may affect device reliability.
PARAMETER
SYMBOL
MIN
-0.3
-0.3
-0.3
-65
MAX
7.0
VIN + 0.3
2.7
150
260
2000
UNITS
Input Supply Voltage
VIN
V
V
V
°C
°C
V
Voltages on: ENABLE, VSENSE, VS0-VS2
Voltage on: VFB
Storage Temperature Range
Reflow Temp, 10 Sec, MSL3 JEDEC J-STD-020A
ESD Rating (based on Human Body Model)
TSTG
Recommended Operating Conditions
PARAMETER
SYMBOL
MIN
MAX
5.5
VIN-0.6
1000
+85
UNITS
Input Voltage Range
VIN
VOUT
IOUT
TA
2.4
0.6
0
-40
-40
V
V
mA
°C
°C
Output Voltage Range
Output Current
Operating Ambient Temperature
Operating Junction Temperature
TJ
+125
Thermal Characteristics
PARAMETER
Thermal Resistance: Junction to Ambient (0 LFM)
Thermal Resistance: Junction to Case (0 LFM)
Thermal Shutdown
SYMBOL
θJA
TYP
65
15
+150
15
UNITS
°C/W
°C/W
°C
θJC
TJ-TP
Thermal Shutdown Hysteresis
°C
Electrical Characteristics
NOTE: TA = 25°C unless otherwise noted. Typical values are at VIN = 3.6V, CIN = 4.7µF, COUT=10uF.
NOTE: VIN must be greater than VOUT + 0.6V.
SYMBOL
VIN
VUVLO
PARAMETER
Operating Input Voltage
Under Voltage Lockout
UVLO Hysteresis
TEST CONDITIONS
VIN going low to high
MIN
2.4
TYP
MAX
5.5
2.3
UNITS
V
V
2.2
0.145
V
Output Voltage with VID
Preset Codes.
2.4V ≤ VIN ≤ 5.5V, ILOAD = 100mA
VS2 VS1 VS0 VOUT(V)
-2.0
-2.0
-2.0
-2.0
-2.0
-2.0
-2.0
+2.0
+2.0
+2.0
+2.0
+2.0
+2.0
+2.0
0
0
0
0
1
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
3.3
2.5
1.8
1.5
1.25
1.2
0.8
NOTE: VS Pins must not be
left floating
VOUT
%
Feedback Pin Voltage
VFB
2.4V ≤ VIN ≤ 5.5V, ILOAD = 100mA
0.591
0.603
0.615
V
©Enpirion 2007 all rights reserved, E&OE
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ENPIRION [ ENPIRION, INC. ]
