NCP1252ADR2G vs NCP1237BD65R2G

This in-depth comparison of the NCP1252ADR2G and NCP1237BD65R2G provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

NCP1252ADR2G

onsemi

Lifecycle: Active
Stock: 3843 PCS
Package: SOIC-8
Series: PMIC - AC DC Converters, Offline Switchers

+BOM RFQ

Part B

NCP1237BD65R2G

onsemi

Lifecycle: Active
Stock: 3529 PCS
Package: SOIC-7
Series: PMIC - AC DC Converters, Offline Switchers

+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification	NCP1252ADR2G	NCP1237BD65R2G
Part Status	Active	Obsolete
Output Isolation	Isolated	Isolated
Internal Switch(s)	No	No
Topology	Flyback, Forward	Flyback
Voltage - Start Up	10 V	12 V
Voltage - Supply (Vcc/Vdd)	9V ~ 28V	9.5V ~ 28V
Duty Cycle	48%	80%
Frequency - Switching	Up to 500kHz	65kHz
Fault Protection	Current Limiting	Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit
Operating Temperature	-25°C ~ 125°C (TJ)	-40°C ~ 150°C (TJ)
Control Features	Frequency Control, Soft Start	-

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