NCP1411 View Datasheet(PDF) - ON Semiconductor
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NCP1411
ON Semiconductor
NCP1411 Datasheet PDF : 14 Pages
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NCP1411
ELECTRICAL CHARACTERISTICS (VOUT = 3.3 V, TA = 25°C for typical value, −40°C ≤ TA ≤ 85°C for min/max values
unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Operating Input Voltage
Output Voltage Range (Adjusted by external feedback)
Reference Voltage (CREF = 150 nF, under no loading, TA = 25°C)
Reference Voltage
(CREF = 150 nF, under no loading, −40°C ≤ TA ≤ 85°C)
VIN
1.0
−
5.5
V
VOUT
VIN
−
5.5
V
VREF_NL
1.183
1.190
1.197
V
VREF_NL_A
1.178
−
1.202
V
Reference Voltage Temperature Coefficient
Reference Voltage Load Current
(VOUT = 3.3 V, VREF = VREF_NL ±1.5%, CREF = 1.0 mF) (Note 5)
TCVREF
−
IREF
2.5
0.03
−
−
mV/°C
−
mA
Reference Voltage Load Regulation
(VOUT = 3.3 V, ILOAD = 0 to 100 mA, CREF = 1.0 mF)
VREF_LOAD
−
0.015
1.0
mV
Reference Voltage Line Regulation
(VOUT from 1.5 V to 5.5 V, CREF = 1.0 mF)
VREF_LINE
−
0.03
1.0
mV/V
FB, LBI Input Threshold (ILOAD = 0 mA)
N−FET ON Resistance
P−FET ON Resistance
LX Switch Current Limit (N−FET)
Operating Current into OUT
(VFB = 1.4 V, i.e. no switching, VOUT = 3.3 V)
VFB, VLBI
RDS(ON)−N
RDS(ON)−P
ILIM
IQ
1.174
−
−
−
−
1.190
0.6
0.9
1.0
9.0
1.200
V
−
W
−
W
−
A
14
mA
Shutdown Current into OUT (LBI/EN = GND)
LX Switch MAX. ON−Time (VFB = 1.0 V, VOUT = 3.3 V)
LX Switch MIN. OFF−Time (VFB = 1.0 V, VOUT = 3.3 V)
FB Input Current
Shutdown Current into BAT (LBI/EN = 0 V, VOUT = VBAT = 3.0 V)
BAT to LX resistance (VFB = 1.4 V, VOUT = 3.3 V)
LBI/EN Input Current
LBO Low Output Voltage (VLBI = 0 V, ISINK = 1.0 mA)
ENABLE (Pin 2) Input threshold, Low
ENABLE (Pin 2) Input threshold, High
5. Loading capability increases with VOUT.
ISD
tON
tOFF
IFB
ILBT
RLBT_LX
ILBI/EN
VLBO_L
VEN
VEN
−
1.2
0.25
−
−
−
−
−
−
0.6
0.05
1.4
0.31
1.5
50
100
1.5
−
−
−
1.0
mA
1.8
mS
0.37
mS
9.0
nA
−
nA
−
W
8.0
nA
0.05
V
0.3
V
−
V
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