EP5357LUI Datasheet, PDF (4/17 Pages) Enpirion, Inc. – 600mA Synchronous Buck Regulator with Integrated Inductor

EP5357LUI/EP5357HUI
Electrical Characteristics
NOTE: T_A = -40°C to +85°C unless otherwise noted. Typical values are at T_A = 25°C, VIN = 3.6V.
C_IN = 4.7µF MLCC, C_OUT = 10µF MLCC
PARAMETER
Operating Input Voltage
Range
SYMBOL
V_IN
TEST CONDITIONS
MIN TYP
2.4
Under Voltage Lock-out –
V_IN Rising
Under Voltage Lock-out –
V_IN Falling
Drop Out Resistance
Output Voltage Range
V_{UVLO_R}
V_{UVLO_F}
R_DO
V_OUT
Input to Output Resistance
EP5357LUI (V_DO = I_LOAD X R_DO)
EP5357HUI
2.0
1.9
350
0.6
1.8
Dynamic Voltage Slew
Rate
V_SLEW
EP5357LUI (VID MODE)
EP5357HUI (VID MODE)
4
8
VID Preset V_OUT Initial
Accuracy
Line Regulation
Load Regulation
Temperature Variation
Output Current
Shut-down Current
EP5357HUI Operating
Quiescent Current
ΔV_OUT
ΔV_{OUT_LINE}
ΔV_{OUT_LOAD}
ΔV_{OUT_TEMPL}
I_OUT
I_SD
I_Q
T_A = 25°C, V_IN = 3.6V;
I_LOAD = 100mA ;
0.8V ≤ V_OUT ≤ 3.3V
2.4V ≤ V_IN ≤ 5.5V
0A ≤ I_LOAD ≤ 600mA
-40°C ≤ T_A ≤ +85°C
Enable = Low
I_LOAD=0; Preset Output Voltages,
LLM=High
-2
0.03
0.48
24
600
0.75
55
EP5357LUI Operating
Quiescent Current
I_Q
I_LOAD=0; Preset Output Voltages,
LLM=High
65
OCP Threshold
I_LIM
Feedback Pin Voltage
Initial Accuracy
V_FB
Feedback Pin Voltage
variation over Line, Load, V_FB
and Temperature
Feedback Pin Input
Current
I_FB
2.4V ≤ V_IN ≤ 5.5V
0.6V ≤ V_OUT ≤ 3.3V
T_A = 25°C, V_IN = 3.6V;
I_LOAD = 100mA ;
0.8V ≤ V_OUT ≤ 3.3V
-40°C ≤ T_A ≤ +85°C;
2.4V ≤ V_IN ≤ 5.5V
0mA ≤ I_LOAD ≤ 600mA
Note 1
1.25
1.4
.588
0.6
.582
0.6
<100
VS0-VS2, Pin Logic Low
VS0-VS2, Pin Logic High
VS0-VS2, Pin Input
Current
V_VSLO
V_VSHI
I_VSX
Note 1
0.0
1.4
<100
Enable Pin Logic Low
Enable Pin Logic High
Enable Pin Current
V_ENLO
V_ENHI
I_ENABLE
Note 1
1.4
<100
MAX UNITS
5.5
V
V
500
V_IN-V_DO
3.3
V
mΩ
V
V/mS
+2
%
%/V
%/A
ppm/°C
mA
µA
µA
µA
A
0.612
V
0.618.
V
nA
0.3
V
V_IN
V
nA
0.3
V
V
nA
©Enpirion 2012 all rights reserved, E&OE
03409
4
September 12, 2012
www.enpirion.com
Rev: D