EN5339QI
Electrical Characteristics
NOTE: VIN = 5V, Minimum and Maximum values are over operating ambient temperature range unless otherwise noted.
Typical values are at TA = 25°C.
PARAMETER
SYMBOL
VIN
TEST CONDITIONS
MIN
2.4
TYP
MAX
5.5
UNITS
V
Operating Input Voltage
Feedback Node Initial
Accuracy
TA = 25°C; VIN = 5V
ILOAD = 100 mA
VVFB
VOUT
0.588
-3
0.600
0.612
+3
V
Output Variation (Note 3)
(Line, Load, Temperature)
VFB, ENABLE, TST0/1/2
Pin Input Current (Note 4)
Shutdown Current
Under Voltage Lock-out –
VIN Rising
2.4V ≤ VIN ≤ 5.5V
0 ≤ ILOAD ≤ 3A
%
+/-40
nA
µA
V
ENABLE Low
20
Voltage Above Which UVLO is
Not Asserted
VUVLOR
VUVLOF
2.2
Under Voltage Lock-out –
tVIN Falling
Soft-start Time
Voltage Below Which UVLO is
Asserted
Time from Enable High (Note 4)
2.1
V
0.91
1.40
1.89
300
ms
Dropout Resistance
150
mΩ
ENABLE Voltage
Threshold
Logic Low
Logic High
VOUT Rising
VOUT Falling
ISINK = 1 mA
0.0
1.4
0.4
VIN
V
POK Threshold
POK Threshold
POK Low Voltage
POK Pin VOH Leakage
Current
92
90
%
%
V
0.15
0.4
2
POK High
0.5
µA
Current Limit Threshold
Operating Frequency
3.5
5
A
2.4V ≤ VIN ≤ 5.5V
FOSC
3.2
MHz
COUT = 3 x 22 µF 0805 X5R
MLCC, VOUT = 3.3 V, ILOAD = 3A
4.2
5.5
mVP-P
mVP-P
Output Ripple Voltage
VRIPPLE
COUT = 3 x 22 µF 0805 X5R
MLCC, VOUT = 1.8 V, ILOAD = 3A
Note 3: Output voltage variation is based on using 0.1% accuracy resistor values.
Note 4: Parameter not production tested but is guaranteed by design.
Enpirion 2012 all rights reserved, E&OE
www.enpirion.com, Page 5
06903
September 12, 2012
Rev: B
ENPIRION [ ENPIRION, INC. ]
