NCP1403_05 ONSEMI [ON Semiconductor], NCP1403_05 Datasheet - Page 4
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NCP1403_05
Manufacturer Part Number
NCP1403_05
Description
15 V/50 mA PFM Step−Up DC−DC Converter
Manufacturer
ONSEMI [ON Semiconductor]
Datasheet
1.NCP1403_05.pdf
(18 pages)
4. Recommend maximum V
ELECTRICAL CHARACTERISTICS
ON/OFF TIMING CONTROL
LX (PIN 5)
CE (PIN 1)
TOTAL DEVICE
Minimum Off Time (V
Maximum On Time (Current not asserted)
Maximum Duty Cycle
Minimum Startup Voltage (I
Minimum Startup Voltage Temperature Coefficient (T
Minimum Supply Voltage (I
Soft−Start Time
Internal Switch Voltage (Note 4)
LX Pin On−State Sink Current (V
Voltage Limit (When V
switch protection circuit)
Off−State Leakage Current (V
CE Input Voltage (V
High State, Device Enabled
Low State, Device Enabled
CE Input Current
High State, Device Enabled (V
Low State, Device Enabled (V
Supply Voltage
Feedback Voltage
Feedback Pin Bias Current (V
Operating Current 1 (V
Operating Current 2 (V
Off−state Current (V
DD
DD
DD
LX
FB
DD
= 3.0 V, V
= 5.0 V, V
= 3.0 V, V
reaches V
= 0 V, V
= V
OUT
OUT
OUT
CE
LX
DD
FB
DD
= 0 mA)
= 0 mA)
up to 15 V.
= V
= 16 V)
FB
LX
= 0.8 V)
CE
= 5.5 V, V
= V
DD
Characteristic
FB
LXLIM
= 0.4 V, V
= 0 V)
FB
= 0 V, internal 100 nA pullup current source)
= V
= 0 V)
CE
= 3.0 V, Not switching)
CE
= 5.5 V)
, the LX switch is turned off by the LX
(V
CE
= 3.0 V)
OUT
DD
= V
= 15 V, T
= 3.0 V)
FB
A
= 0 V)
= −40 to +85°C)
A
http://onsemi.com
=25°C, for min/max values unless otherwise noted.)
NCP1403
4
V
Symbol
V
I
V
I
DV
CE(high)
CE(low)
D
CE(high)
V
V
CE(low)
I
I
I
I
LXLIM
V
V
V
t
I
LKG
I
DD1
DD2
OFF
t
t
MAX
start
hold
SS
LX
FB
off
on
DD
FB
LX
start
0.55
−0.5
−0.5
0.76
Min
100
0.8
4.0
0.5
0.5
0.9
1.2
75
−
−
−
−
−
−
−
−
−
0.75
−0.1
Typ
130
130
1.3
6.0
1.3
1.6
1.2
0.1
0.8
0.3
83
10
15
19
−
−
−
0
−
Max
0.84
200
1.5
8.4
1.8
1.7
1.0
1.0
0.3
0.5
0.5
5.5
0.8
91
16
30
25
−
−
−
−
mV/°C
Unit
mA
ms
mA
mA
mA
nA
mA
mA
mA
ms
ms
%
V
V
V
V
V
V
V
V