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NCP12400CBBAB0DR2G

Description
Fixed Frequency Current Mode Controller for Flyback Converters (Integrated HV Startup and X2 Discharge Circuit), 2500-REEL
CategoryPower/power management    The power supply circuit   
File Size5MB,46 Pages
ManufacturerON Semiconductor
Websitehttp://www.onsemi.cn
Environmental Compliance  
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NCP12400CBBAB0DR2G Overview

Fixed Frequency Current Mode Controller for Flyback Converters (Integrated HV Startup and X2 Discharge Circuit), 2500-REEL

NCP12400CBBAB0DR2G Parametric

Parameter NameAttribute value
Brand NameON Semiconduc
Is it lead-free?Lead free
MakerON Semiconductor
package instructionSOIC-7
Manufacturer packaging code751U
Reach Compliance Codecompli
Factory Lead Time4 weeks
Analog Integrated Circuits - Other TypesSWITCHING CONTROLLER
control modeCURRENT-MODE
Control TechnologyPULSE WIDTH MODULATION
Nominal input voltage11 V
JESD-30 codeR-PDSO-G7
JESD-609 codee3
length4.9 mm
Humidity sensitivity level1
Number of functions1
Number of terminals7
Maximum operating temperature125 °C
Minimum operating temperature-40 °C
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP7/8,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Maximum seat height1.75 mm
Maximum supply current (Isup)2 mA
Nominal supply voltage (Vsup)11 V
surface mountYES
Maximum switching frequency69 kHz
Temperature levelAUTOMOTIVE
Terminal surfaceTin (Sn)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width3.9 mm
Fixed Frequency Current
Mode Controller for Flyback
Converters
The NCP12400 is a new fixed−frequency current−mode controller
featuring the Dynamic Self−Supply. This function greatly simplifies
the design of the auxiliary supply and the V
CC
capacitor by activating
the internal startup current source to supply the controller during
start−up, transients, latch, stand−by etc. This device contains a special
HV detector which detects the application unplug from the ac input
line and triggers the X2 discharge current. This HV structure allows
the brown−out detection as well.
It features a timer−based fault detection that ensures the detection of
overload and an adjustable compensation to help keep the maximum
power independent of the input voltage.
Due to frequency foldback, the controller exhibits excellent
efficiency in light load condition while still achieving very low
standby power consumption. Internal frequency jittering, ramp
compensation, and a versatile latch input make this controller an
excellent candidate for the robust power supply designs.
A dedicated Off Mode allows to reach the extremely low no load
input power consumption via “sleeping” whole device and thus
minimize the power consumption of the control circuitry.
Features
NCP12400
www.onsemi.com
SOIC−7
CASE 751U
MARKING DIAGRAM
8
XXXXX
ALYWG
G
1
Fixed−Frequency Current−Mode Operation 65 kHz or 100 kHz
Frequency Options
Frequency Foldback then Skip Mode for Maximized Performance
in Light Load and Standby Conditions
Timer−Based Overload Protection with Latched (Option A) or
Autorecovery (Option B) Operation
High−Voltage Current Source with Brown−Out Detection and
Dynamic Self−Supply, Simplifying the Design of the V
CC
Circuitry
Frequency Modulation for Softened EMI Signature
Adjustable Overpower Protection Dependant on the Mains Voltage
Fault Input for Overvoltage and Over Temperature Protection
V
CC
Operation up to 28 V, with Overvoltage Detection
300/500 mA Source/Sink Drive Peak Current Capability
4/10 ms Soft−Start
Internal Thermal Shutdown
No−Load Standby Power < 30 mW
X2 Capacitor in EMI Filter Discharging Feature
These are Pb−Free Devices
Offline Adapters for Notebooks, LCD, and Printers
Offline Battery Chargers
Consumer Electronic Power Supplies
Auxiliary/Housekeeping Power Supplies
Offline Adapters for Notebooks
400VWXYZf = Specific Device Code
(see page 2)
A
= Assembly Location
L
= Wafer Lot
Y
= Year
W
= Work Week
G
= Pb−Free Package
(Note: Microdot may be in either location)
PIN CONNECTIONS
1
8
FAULT
FB
CS
GND
4
(Top View)
5
V
CC
DRV
HV
ORDERING INFORMATION
See detailed ordering and shipping information on page 43 of
this data sheet.
Typical Applications
©
Semiconductor Components Industries, LLC, 2017
October, 2019
Rev. 5
1
Publication Order Number:
NCP12400/D

NCP12400CBBAB0DR2G Related Products

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Description Fixed Frequency Current Mode Controller for Flyback Converters (Integrated HV Startup and X2 Discharge Circuit), 2500-REEL Fixed Frequency Current Mode Controller for Flyback Converters (Integrated HV Startup and X2 Discharge Circuit), 2500-REEL Fixed Frequency Current Mode Controller for Flyback Converters (Integrated HV Startup and X2 Discharge Circuit), 2500-REEL Fixed Frequency Current Mode Controller for Flyback Converters (Integrated HV Startup and X2 Discharge Circuit), 2500-REEL
Brand Name ON Semiconduc ON Semiconduc ON Semiconduc ON Semiconduc
Is it lead-free? Lead free Lead free Lead free Lead free
Maker ON Semiconductor ON Semiconductor ON Semiconductor ON Semiconductor
package instruction SOIC-7 SOIC-7 SOIC-7 SOIC-7
Manufacturer packaging code 751U 751U 751U 751U
Reach Compliance Code compli compli compli compli
Factory Lead Time 4 weeks 4 weeks 7 weeks 15 weeks
Analog Integrated Circuits - Other Types SWITCHING CONTROLLER SWITCHING CONTROLLER SWITCHING CONTROLLER SWITCHING CONTROLLER
control mode CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE
Control Technology PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION
Nominal input voltage 11 V 11 V 11 V 11 V
JESD-30 code R-PDSO-G7 R-PDSO-G7 R-PDSO-G7 R-PDSO-G7
JESD-609 code e3 e3 e3 e3
length 4.9 mm 4.9 mm 4.9 mm 4.9 mm
Humidity sensitivity level 1 1 1 1
Number of functions 1 1 1 1
Number of terminals 7 7 7 7
Maximum operating temperature 125 °C 125 °C 125 °C 125 °C
Minimum operating temperature -40 °C -40 °C -40 °C -40 °C
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SOP SOP SOP SOP
Encapsulate equivalent code SOP7/8,.25 SOP7/8,.25 SOP7/8,.25 SOP7/8,.25
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE
Peak Reflow Temperature (Celsius) NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
Maximum seat height 1.75 mm 1.75 mm 1.75 mm 1.75 mm
Maximum supply current (Isup) 2 mA 2 mA 2 mA 2 mA
Nominal supply voltage (Vsup) 11 V 11 V 11 V 11 V
surface mount YES YES YES YES
Maximum switching frequency 69 kHz 69 kHz 69 kHz 69 kHz
Temperature level AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE
Terminal surface Tin (Sn) Tin (Sn) Tin (Sn) Tin (Sn)
Terminal form GULL WING GULL WING GULL WING GULL WING
Terminal pitch 1.27 mm 1.27 mm 1.27 mm 1.27 mm
Terminal location DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
width 3.9 mm 3.9 mm 3.9 mm 3.9 mm
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