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HomeProductsIntegrated Circuits (ICs)PMIC - AC DC Converters, Offline SwitchersNCP1237AD65R2G
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NCP1237AD65R2G - onsemi

Manufacturer Part Number
NCP1237AD65R2G
Manufacturer
onsemi
Allelco Part Number
32D-NCP1237AD65R2G
ECAD Model
Parts Description
IC OFFLINE SWITCH FLYBACK 7SOIC
Detailed Description
Package
8-SOIC (0.154', 3.90mm Width), 7 Leads
Data sheet
Cylindrical Battery Holders.pdf
NCP1237.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 12410

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Specifications

NCP1237AD65R2G Tech Specifications
onsemi - NCP1237AD65R2G technical specifications, attributes, parameters and parts with similar specifications to onsemi - NCP1237AD65R2G

Product Attribute Attribute Value  
Manufacturer onsemi  
Voltage - Supply (Vcc/Vdd) 9.5V ~ 28V  
Voltage - Start Up 12 V  
Voltage - Breakdown -  
Topology Flyback  
Supplier Device Package 7-SOIC  
Series -  
Package / Case 8-SOIC (0.154', 3.90mm Width), 7 Leads  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Output Isolation Isolated  
Operating Temperature -40°C ~ 150°C (TJ)  
Mounting Type Surface Mount  
Internal Switch(s) No  
Frequency - Switching 65kHz  
Fault Protection Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit  
Duty Cycle 80%  
Control Features -  
Base Product Number NCP1237  

Parts Introduction

Manufacturer Part Number

NCP1237AD65R2G

Manufacturer

onsemi

Introduction

The NCP1237AD65R2G is a high-performance AC-DC converter specifically designed for power management and offline switching applications.

Product Features and Performance

Utilizes Flyback topology for efficient conversion

Offers Isolated output for safety and noise reduction

Does not contain an internal switch

Supports a wide supply voltage range from 9.5V to 28V

High duty cycle up to 80%

Features switching frequency of 65kHz

Provides multiple fault protections including Current Limiting, Overload, Over Temperature, Over Voltage, and Short Circuit

Product Advantages

Enhanced safety due to isolated output

Robust fault protection features for reliable operation

High efficiency conversion, reducing power losses

Key Technical Parameters

Topology: Flyback

Voltage Start Up: 12 V

Voltage Supply (Vcc/Vdd): 9.5V ~ 28V

Duty Cycle: 80%

Frequency Switching: 65kHz

Operating Temperature: -40°C ~ 150°C (TJ)

Quality and Safety Features

Multiple fault protection mechanisms

Operable in a wide range of temperatures for extreme conditions

Isolation feature provides safety against electrical shocks

Compatibility

Mounting Type: Surface Mount

Package / Case: 8-SOIC (0.154", 3.90mm Width), 7 Leads

Base Product Number: NCP1237 compatible

Application Areas

Suitable for various AC-DC conversion applications in consumer electronics, industrial equipment, and telecommunications

Product Lifecycle

Product Status: Active

This model is currently in production with no announced discontinuation, and replacements or upgrades will be available as needed.

Several Key Reasons to Choose This Product

High reliability and efficient performance offered by Flyback topology

Supports a wide input voltage range ideal for various electronic applications

Robust protection features ensure long-lasting operation and safety

Suitable for harsh temperature environments with operating range up to 150°C

Compact package suitable for space-constrained applications

Parts with Similar Specifications

The three parts on the right have similar specifications to onsemi NCP1237AD65R2G

Product Attribute NCP1237AD65R2G NCP1239BD65R2G NCP1234BD65R2G NCP1236BD100R2G
Part Number NCP1237AD65R2G NCP1239BD65R2G NCP1234BD65R2G NCP1236BD100R2G
Manufacturer onsemi onsemi onsemi onsemi
Internal Switch(s) No No No No
Control Features - - - -
Series - - - -
Frequency - Switching 65kHz 65kHz 65kHz 100kHz
Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ)
Output Isolation Isolated Isolated Isolated Isolated
Voltage - Breakdown - - - -
Package / Case 8-SOIC (0.154', 3.90mm Width), 7 Leads 8-SOIC (0.154", 3.90mm Width), 7 Leads 8-SOIC (0.154", 3.90mm Width), 7 Leads 8-SOIC (0.154', 3.90mm Width), 7 Leads
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Base Product Number NCP1237 NCP1239 NCP1234 NCP1236
Duty Cycle 80% 80% 80% 80%
Voltage - Start Up 12 V 12 V 12 V 12 V
Topology Flyback Flyback Flyback Flyback
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Fault Protection Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit Current Limiting, Over Load, Over Temperature, Over Voltage Current Limiting, Over Load, Over Temperature Over Load, Over Power, Over Temperature, Over Voltage
Supplier Device Package 7-SOIC 7-SOIC 7-SOIC 7-SOIC
Voltage - Supply (Vcc/Vdd) 9.5V ~ 28V 8.8V ~ 35V 9.5V ~ 28V 9.5V ~ 28V

NCP1237AD65R2G Datasheet PDF

Download NCP1237AD65R2G pdf datasheets and onsemi documentation for NCP1237AD65R2G - onsemi.

Datasheets
Cylindrical Battery Holders.pdf
Environmental Information
onsemi RoHS.pdf onsemi REACH.pdf
PCN Packaging
2.73KHz.pdf
PCN Design/Specification
Copper Wire Revision 24/Feb/2015.pdf Copper Wire Update 13/Jan/2015.pdf
HTML Datasheet
NCP1237.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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NCP1237AD65R2G

onsemi
32D-NCP1237AD65R2G

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