ncp1400a ON Semiconductor, ncp1400a Datasheet - Page 3

• Manufacturer Part Number: ncp1400a
• Description: 100ma, Fixed Frequency Pwm Step-up Micropower Switching Regulator
• Manufacturer: ON Semiconductor

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. This device series contains ESD protection and exceeds the following tests:
2. The maximum package power dissipation limit must not be exceeded.
3. Latchup Current Maximum Rating: $150 mA per JEDEC standard: JESD78.
4. Moisture Sensitivity Level (MSL): 1 per IPC/JEDEC standard: J−STD−020A.
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
OSCILLATOR
LX (PIN 5)
5. V
6. CE pin is integrated with an internal 150 nA pullup current source.
Power Supply Voltage (Pin 2)
Input/Output Pins
CE (Pin 1)
Thermal Resistance Junction to Air
Operating Ambient Temperature Range (Note 2)
Operating Junction Temperature Range
Storage Temperature Range
Frequency (V
Frequency Temperature Coefficient (T
Maximum PWM Duty Cycle (V
Minimum Startup Voltage (I
Minimum Startup Voltage Temperature Coefficient (T
Minimum Operation Hold Voltage (I
Soft−Start Time (V
LX Pin On−State Sink Current (V
Voltage Limit (V
Off−State Leakage Current (V
LX (Pin 5)
LX Peak Sink Current
Input Voltage Range
Input Current Range
Device Suffix:
19T1
22T1
25T1
27T1
30T1
33T1
38T1
45T1
50T1
SET
Human Body Model (HBM) $2.0 kV per JEDEC standard: JESD22−A114.
Machine Model (MM) $200 V per JEDEC standard: JESD22−A115.
means setting of output voltage.
OUT
OUT
= V
OUT
P D +
= V
SET
u 0.8 V)
CE
T J(max) * T A
x 0.96, Note 5)
= V
O
Characteristic
= 0 mA)
R qJA
LX
OUT
SET
= 5.0 V, T
LX
Rating
x 0.96, V
= V
O
= 0.4 V)
= 0 mA)
A
SET
= −40°C to 85°C)
(For all values T
A
x 0.96)
LX
= −40°C to 85°C)
“L’’ Side)
A
= −40°C to 85°C)
http://onsemi.com
A
= 25°C, unless otherwise noted.)
NCP1400A
3
Symbol
DV
V
D
V
V
f
I
LXLIM
OSC
t
I
LKG
Df
MAX
start
hold
SS
LX
start
Symbol
V
R
V
V
T
I
I
T
OUT
T
CE
LX
qJA
stg
CE
LX
A
J
0.65
Min
144
100
100
100
100
100
100
0.3
0.5
68
80
80
80
−
−
−
−
−150 to 150
−40 to +125
−55 to +150
−40 to +85
−0.3 to 6.0
−0.3 to 6.0
−0.3 to 6.0
−1.6
0.11
Typ
180
120
125
130
135
145
155
160
0.8
2.0
0.8
0.5
Value
75
90
90
−
400
250
Max
0.95
216
1.0
1.0
82
−
−
−
−
−
−
−
−
−
−
−
−
−
°C/W
Unit
mA
mA
°C
°C
°C
mV/°C
V
V
V
%/°C
Unit
kHz
mA
ms
mA
%
V
V
V