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EP5352Q Datasheet(PDF) 2 Page - Enpirion, Inc.

Part # EP5352Q
Description  500/600/800mA Synchronous Buck Regulators With Integrated Inductor
PDF  16 Pages
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Manufacturer  ENPIRION [Enpirion, Inc.]
Direct Link  http://www.enpirion.com
Logo ENPIRION - Enpirion, Inc.

EP5352Q Datasheet(HTML) 2 Page - Enpirion, Inc.

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03132
4/28/2009
Rev:B
EP5382Q/EP5362Q/EP5352Q
©Enpirion 2009 all rights reserved, E&OE
2
www.enpirion.com
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
MAX
UNITS
Input Supply Voltage
VIN
-0.3
7.0
V
Voltages on: ENABLE, VSENSE, VS0-VS2
-0.3
VIN + 0.3
V
Voltage on: VFB
-0.3
2.7
V
Storage Temperature Range
TSTG
-65
150
°C
Reflow Temp, 10 Sec, MSL3 JEDEC J-STD-020A
260
°C
ESD Rating (based on Human Body Model)
2000
V
Recommended Operating Conditions
PARAMETER
SYMBOL
MIN
MAX
UNITS
Input Voltage Range
VIN
2.4
5.5
V
Output Voltage Range
VOUT
0.6
VIN-0.45
V
Operating Ambient Temperature
TA
-40
+85
°C
Operating Junction Temperature
TJ
-40
+125
°C
Thermal Characteristics
PARAMETER
SYMBOL
TYP
UNITS
Thermal Resistance: Junction to Ambient (0 LFM)
θJA
65
°C/W
Thermal Resistance: Junction to Case (0 LFM)
θJC
15
°C/W
Thermal Shutdown
TJ-TP
+150
°C
Thermal Shutdown Hysteresis
15
°C
Electrical Characteristics
NOTE: TA = 25°C unless otherwise noted. Typical values are at VIN = 3.6V.
EP5352QI, EP5362QI: CIN = 2.2μF, COUT=10uF.
EP5382QI: CIN = 4.7μF, COUT=10uF.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Operating Input Voltage
VIN
2.4
5.5
V
Under Voltage Lockout
VUVLO
VIN going low to high
2.2
2.3
V
UVLO Hysteresis
0.145
V
VOUT Initial Accuracy
VOUT
2.4V ≤ VIN ≤ 5.5V, ILOAD = 100mA;
TA = 25C
-2.0
+2.0
%
VOUT Variation for all
Causes
VOUT
2.4V ≤ VIN ≤ 5.5V, ILOAD = 0 - 1A,
TA = -40°C to +85°C
-3.0
+3.0
%
Feedback Pin Voltage
VFB
2.4V ≤ VIN ≤ 5.5V, ILOAD = 100mA
VSO=VS1=VS2=1
0.591
0.603
0.615
V
Feedback Pin Input Current
IFB
1
nA
Feedback Pin Voltage
VFB
2.4V ≤ VIN ≤ 5.5V, ILOAD = 0-800mA,
TA = -40°C to +85°C
VSO=VS1=VS2=1
0.585
0.603
0.621
V
Dynamic Voltage Slew Rate
Vslew
3
mV/
μS



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