NCP1523_07 ONSEMI [ON Semiconductor], NCP1523_07 Datasheet - Page 3
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NCP1523_07
Manufacturer Part Number
NCP1523_07
Description
3 MHz, 600 mA, High−Efficiency, Adjustable Output Voltage Step−down Converter
Manufacturer
ONSEMI [ON Semiconductor]
Datasheet
1.NCP1523_07.pdf
(16 pages)
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. According to JEDEC standard JESD22−A108B
2. For the 8−Pin Chip Scale Package, the R
3. This device series contains ESD protection and exceeds the following tests:
4. Latchup current maximum rating per JEDEC standard: JESD78.
PIN FUNCTION DESCRIPTION
MAXIMUM RATINGS
Minimum Voltage All Pins
Maximum Voltage All Pins (Note 1)
Maximum Voltage Enable, FB, SW
Thermal Resistance, Junction−to−Air (Note 2)
Operating Ambient Temperature Range
Storage Temperature Range
Junction Operating Temperature
Latch−up Current Maximum Rating T
ESD Withstand Voltage (Note 3)
Pin
Human Body Model (HBM) $2.0 kV per JEDEC standard: JESD22−A114
Machine Model (MM) $200 V per JEDEC standard: JESD22−A115
A1
A2
B1
B2
C1
C2
D1
D2
Human Body Model
Machine Model
Pin Name
V
GND
GND
ADJ
V
S
EN
FB
OUT
IN
W
Power Ground
Analog Output
Power Ground
Analog Input
Analog Input
Analog Input
Power Input
Digital Input
Type
Rating
A
= 85°C (Note 4)
qJA
is highly dependent of the PCB heatsink area. R
Ground connection for the NFET Power Stage and the analog sections.
Power Supply Input for the PFET Power Stage and the Analog Sections of the IC.
Connection from Power MOSFETs to the Inductor.
Enable for Switching Regulator. This pin is active high. This pin contains an internal
pulldown resistor.
Ground connection for the NFET Power Stage and the analog sections.
This pin is the compensation input. R1 is connected to this pin.
This pin is connected of the converter’s output. This is the sense of the output voltage.
Feedback voltage from the output of the power supply. This is the input to the error
amplifier.
http://onsemi.com
NCP1523
3
Description
Symbol
V
V
T
V
V
R
MAX
MAX
T
STG
L
T
ESD
MIN
qJA
U
A
J
qJA
= 159°C/W with 50 mm
−55 to 150
−40 to 125
−40 to 85
V
Value
IN
"100
−0.3
159
200
2.0
7
+ 0.3
2
PCB heatsink area.
°C/W
Unit
mA
°C
°C
°C
kV
V
V
V
V