TrustCompo Website Logo | TrustCompo
ON SemiconductorIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersON Semiconductor PMIC - Voltage Regulators - DC DC Switching Controllers

CS51021AEDR16G PMIC - Voltage Regulators - DC DC Switching Controllers by ON Semiconductor

CS51021AEDR16G is a PMIC - Voltage Regulators - DC DC Switching Controllers model from ON Semiconductor, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers product path. Known package information currently points to 16SOIC under the ON Semiconductor brand listing. IC REG CTRLR MULT TOP 16SOIC. TrustCompo combines the available model, brand, hierarchy, and specification details around CS51021AEDR16G so buyers can move faster from review to quotation.

RoHS
Datasheet
CS51021AEDR16G PMIC - Voltage Regulators - DC DC Switching Controllers by ON Semiconductor | TrustCompo
Pictures are for reference only. Please contact us for the latest pictures.

Traceability and authenticity checks

Fast RFQ turnaround

Documentation support

Pre-shipment inspection review

Part Number

CS51021AEDR16G

Internal code

TCE000099061

Package

16SOIC

Manufacturer

ON Semiconductor

Key specifications

Series

-

Min Quantity

1

Category

Integrated Circuits (ICs)

Sub Category

PMIC - Voltage Regulators - DC DC Switching Controllers

Description

IC REG CTRLR MULT TOP 16SOIC

key Attributes

-

Datasheet

View CS51021AEDR16G Datasheet

Technical document

Open The Official Datasheet

Review the latest datasheet for CS51021AEDR16G from ON Semiconductor in a separate tab so engineers and buyers can check package, electrical characteristics, and application details without leaving this product page.

View CS51021AEDR16G Datasheet

Why request a quote

Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.

RoHS, REACH, and lead-free documentation can be confirmed during RFQ
Traceability and Certificate of Conformance support available on request
Pre-shipment inspection report support for quality review

Trust signals

Globally recognized certifications

4 certifications

Visible certifications work best when they are paired with clear operational promises around traceability, handling, and inspection.

ISO 9001

Quality management processes for more consistent sourcing and handling.

AS9120B

Aerospace-focused distribution controls for traceability and reliability.

ISO 14001

Environmental management discipline across warehouse and operating workflows.

ESD Control

Electrostatic handling standards to help protect sensitive components.

Ordering workflow

Understand how to order and what policies support the purchase

Use this section to see the fastest ordering path and the policy pages buyers usually review before confirming a component order.

How to order this product

A simple B2B flow helps engineering and procurement teams move from part review to commercial confirmation.

1

Confirm part and quantity

Review the part number, package, key specs, and target quantity so the quote request reflects the exact sourcing scope your team needs.

2

Send RFQ or sample request

Use Quick Quote for commercial pricing or Request Sample when engineering validation is still in progress and a smaller evaluation quantity is needed.

3

Align delivery, payment, and documentation

Before final release, confirm stock timing, shipment method, payment arrangement, and any traceability or inspection documents required by your process.

Policies buyers usually check

These pages explain the operating rules around samples, shipping, payment, and quality support before you place the order.

Get a Sample

Request engineering samples to evaluate fit, validate alternatives, and keep design decisions moving before a larger order is placed.

Request evaluation samples

Shipping & Delivery

Review shipping origin, carrier options, delivery methods, and the practical factors that affect transit timing for global component orders.

Review shipping details

Payment Terms

Understand supported payment methods, invoice handling, quote currency, and the commercial boundaries used for international B2B orders.

Review payment terms

Quality & Traceability Center

See how incoming inspection, outgoing verification, traceability support, certifications, and additional testing fit into our quality workflow.

Review quality controls

Structured product content

Review The Product The Way Buyers Actually Evaluate It

Review overview, detailed specifications, and related sourcing content in one structured flow without scanning separate oversized sections.

Product overview

Overview


The CS51021A/2A/3A/4A Fixed Frequency PWM Current Mode Controller family provides all necessary features required for AC−DC or DC−DC primary side control. Several features are included eliminating the additional components needed to implement them externally. In addition to low startup current (75 A) and high frequency operation capability, the CS51021A/2A/3A/4A family includes overvoltage and undervoltage monitoring, externally programmable dual threshold overcurrent protection, current sense leading edge blanking, current slope compensation, accurate duty cycle control and an externally available 5.0 V reference.
Features
• 75 A Max. Startup Current
• Fixed Frequency Current Mode Control
• 1.0 MHz Switching Frequency
• Undervoltage Protection Monitor
• Overvoltage Protection Monitor with Programmable Hysteresis
• Programmable Dual Threshold Overcurrent Protection with Delayed Restart
• Programmable Soft Start
• Accurate Maximum Duty Cycle Limit
• Programmable Slope Compensation
• Leading Edge Current Sense Blanking
• 1.0 A Sink/Source Gate Drive
• Bidirectional Synchronization (CS51021A/3A)
• 50 ns PWM Propagation Delay
• 100 A Max Sleep Current (CS51022A/4A)
• Pb−Free Packages are Available
*

Fast scan

Popular Specs Surfaced First

Product Parameter

Terminal Finish

Tin (Sn)

Product Parameter

Control Mode

CURRENT-MODE

Product Parameter

Control Technique

PULSE WIDTH MODULATION

Product Parameter

Analog IC - Other Type

SWITCHING CONTROLLER

Product Parameter

Switcher Configuration

SINGLE

Product Parameter

Input Voltage-Nom

14V

Terminal Finish
Tin (Sn)
Control Mode
CURRENT-MODE
Control Technique
PULSE WIDTH MODULATION
Analog IC - Other Type
SWITCHING CONTROLLER
Switcher Configuration
SINGLE
Input Voltage-Nom
14V
Rise Time
60ns
Nominal Input Voltage
20V
Function
Step-Up/Step-Down
Max Duty Cycle
83 %
Output Configuration
Positive, Isolation Capable
Voltage - Supply (Vcc/Vdd)
7.7V~20V
Topology
Flyback, Forward Converter, Push-Pull
Duty Cycle
83 %
Control Features
Current Limit, Soft Start
Part Status
Active
Lifecycle Status
ACTIVE (Last Updated: 4 days ago)
REACH Status
REACH Unaffected
ECCN
EAR99
Lead Free
Lead Free
Mounting Type
Surface Mount
Published
2006
Factory Lead Time
4 Weeks
Packaging
Tape & Reel (TR)
Halogen Free
Halogen Free
Categories
Integrated Circuits (ICs)
Terminal Position
DUAL
Peak Reflow Temperature (Cel)
260
Terminal Form
GULL WING
Operating Temperature
-40°C~85°C TA
Package / Case
16-SOIC (0.154, 3.90mm Width)
Width
3.9mm
Manufacturer
ON Semiconductor
Subcategory
Switching Regulator or Controllers
Reflow Temperature-Max (S)
40
Number Of Terminations
16
Number Of Pins
16
Mount
Surface Mount
Pbfree Code
yes
Technology
BIPOLAR
Number Of Outputs
1
Length
9.9mm
Output Current
150mA
Frequency
1MHz
Fall Time (Typ)
15 ns
Synchronous Rectifier
No
Max Supply Current
9mA
Output Type
Transistor Driver
Sub-Categories
PMIC - Voltage Regulators - DC DC Switching Controllers
Clock Sync
Yes
Base Part Number
CS51021A
Manufacturer'S Part No.
CS51021AEDR16G
JESD-609 Code
e3
RoHS Status
ROHS3 Compliant
HTSUS
8542.39.0001
Moisture Sensitivity Level (MSL)
3 (168 Hours)
ECCN Code
EAR99

Common questions

Product FAQ

Quick answers for buyers reviewing CS51021AEDR16G, stock, documentation, and sourcing steps.

What is CS51021AEDR16G?

CS51021AEDR16G is a PMIC - Voltage Regulators - DC DC Switching Controllers component from ON Semiconductor. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.

What package and description are listed for CS51021AEDR16G?

CS51021AEDR16G is listed with package reference 16SOIC. The current product description is IC REG CTRLR MULT TOP 16SOIC, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.

Is CS51021AEDR16G available in stock?

This page currently shows 89152 units in stock and 38418 units available for CS51021AEDR16G. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.

Can I request a quote or sample for CS51021AEDR16G?

Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for CS51021AEDR16G by ON Semiconductor. The TrustCompo team can review price, availability, and documentation support.

Is a datasheet available for CS51021AEDR16G?

Yes. This page links to the datasheet for CS51021AEDR16G by ON Semiconductor, so engineers and buyers can review package, ratings, and application details before purchase.

How should buyers verify CS51021AEDR16G before ordering?

Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for CS51021AEDR16G before approving the order.

More sourcing insights

Articles

Explore related articles around CS51021AEDR16G, PMIC - Voltage Regulators - DC DC Switching Controllers, and adjacent sourcing decisions so buyers can compare context before moving from evaluation to RFQ.