EN5312QI
Electrical Characteristics
NOTE: TA = 25°C unless otherwise noted. Typical values are at VIN = 3.6V, CIN = 4.7µF, COUT=10µF.
NOTE: VIN must be greater than VOUT + 0.6V.
SYMBOL
PARAMETER
Operating Input Voltage
TEST CONDITIONS
MIN
2.4
2.4
TYP
MAX
5.5
6.6
UNITS
Using VID
V
V
V
VIN
Using External Divider (VFB)1
VIN going low to high
Under Voltage Lockout
UVLO Hysteresis
VUVLO
2.2
0.145
2.3
V
VOUT Initial Accuracy (VID)
2.4V ≤ VIN ≤ 5.5V, ILOAD = 100mA;
TA = 25C
2.4V ≤ VIN ≤ 5.5V, ILOAD = 0 - 1A,
TA = -40°C to +85°C
2.4V ≤ VIN ≤ 6.6V, ILOAD = 100mA
TA = 25C; VSO=VS1=VS2=1
2.4V ≤ VIN ≤ 6.6V, ILOAD = 0 - 1A,
TA = -40°C to +85°C;
VOUT
VOUT
VFB
-2.0
-3.0
+2.0
+3.0
%
VOUT Variation for all
Causes (VID)
%
V
Feedback Pin Voltage
0.591
0.603
0.603
0.615
V
Feedback Pin Voltage
VFB
0.585
0.621
2.1
VSO=VS1=VS2=1
Feedback Pin Input Current
Dynamic Voltage Slew
Rate†
IFB
1
nA
Vslew
1.24
1.65
V/mS
Output Current
Shut-Down Current
Quiescent Current
IOUT
ISD
1000
mA
µA
µA
Enable = Low
No switching
0.75
800
2.4V ≤ VIN ≤ 6.6V,
0.6V ≤ VOUT ≤ VIN – 0.6V
Pin = Low
PFET OCP Threshold
ILIM
1.4
2
A
0.0
1.4
0.4
VIN
VS0-VS1 Thresholds
VTH
IVSX
Pin = High
VS0-VS2 Pin Input Current
Enable Voltage Threshold
1
nA
V
Logic Low
Logic High
VIN = 3.6V
0.0
1.4
0.2
VIN
Enable Pin Input Current
Operating Frequency
PFET On Resistance
NFET On Resistance
Typical inductor DCR
Soft-Start Operation
VOUT Soft Start Slew Rate†
Soft Start Rise Time
IEN
FOSC
RDS(ON)
RDS(ON)
2
4
340
270
.110
µA
MHz
mΩ
mΩ
Ω
VID Mode 2
VFB mode 2
1.24
0.80
1.65
1.10
2.1
1.40
V/mS
mS
∆VSS
∆TSS
1. See Section “Application Information” for specific circuit requirements
2. Measured from when VIN ≥ VUVLO & ENABLE pin crosses its logic High threshold
† Parameter guaranteed by design.
5
www.altera.com/enpirion
04535
December 14, 2015
Rev E
ALTERA [ ALTERA CORPORATION ]
