XC9220B09AMR-G Equivalent & Substitute Parts

Part Overview

The XC9220B09AMR-G is a 16V input step-down DC-DC controller IC manufactured by Torex Semiconductor Ltd. This buck regulator operates as a transistor driver with positive output configuration, designed for surface mount applications in the SOT-25-5 package. The device is active in production status and maintains full RoHS3 compliance with unlimited moisture sensitivity rating (MSL 1).

Substitute parts are necessary when the primary part number becomes unavailable, when inventory constraints require alternative sourcing, or when application-specific switching frequency requirements differ from the main part specification.

Key Parameters

Parameter	Value
Manufacturer	Torex Semiconductor Ltd
Category	Power Management (PMIC)
Function	Step-Down (Buck)
Output Type	Transistor Driver
Output Configuration	Positive
Number of Outputs	1
Voltage Supply Range (Vcc/Vdd)	2.8V ~ 16V
Duty Cycle (Max)	100%
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	SC-74A, SOT-753
Supplier Device Package	SOT-25-5
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the XC9220B09AMR-G is determined by the following critical parameters:

Mandatory Matching Parameters:

Voltage Supply Range: 2.8V ~ 16V
Output Configuration: Positive
Topology: Buck
Number of Outputs: 1
Duty Cycle (Max): 100%
Operating Temperature: -40°C ~ 85°C
Package / Case: SC-74A, SOT-753
Supplier Device Package: SOT-25-5
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Variable Parameter (Allows Substitution):

Frequency - Switching: The XC9220B09AMR-G operates at 1MHz. Substitute parts may operate at 300kHz, 500kHz, or 1MHz, provided all other parameters remain constant.

All substitute parts listed are from the Torex Semiconductor XC9220 and XC9221 series, maintaining identical electrical and mechanical specifications except for switching frequency variants.

Parameter Comparison

Part Number	Series	Switching Frequency	Voltage Supply (Vcc/Vdd)	Output Configuration	Package	Operating Temperature	Inventory (Pcs)
XC9220B09AMR-G	XC9220	1MHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	867
XC9220A093MR-G	XC9220	300kHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	6200
XC9220A09AMR-G	XC9220	1MHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	3200
XC9220B095MR-G	XC9220	500kHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	1107
XC9220C095MR-G	XC9220	500kHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	952
XC9220C09AMR-G	XC9220	1MHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	1152
XC9220D093MR-G	XC9220	300kHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	757
XC9220D095MR-G	XC9220	500kHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	815
XC9221A093MR-G	XC9221	300kHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	961
XC9221A095MR-G	XC9221	500kHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	19049
XC9221A09AMR-G	XC9221	1MHz	2.8V ~ 16V	Positive	SOT-25-5	-40°C ~ 85°C	809

Engineering Selection Recommendations

All listed substitute parts maintain active production status with full RoHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Selection between equivalent parts should be based on the following criteria:

Switching Frequency Alignment: The XC9220B09AMR-G operates at 1MHz. Direct frequency-matched substitutes include XC9220A09AMR-G, XC9220C09AMR-G, and XC9221A09AMR-G, all operating at 1MHz with identical electrical characteristics.

Inventory Availability: XC9221A095MR-G offers the highest inventory level (19,049 pcs) at 500kHz switching frequency. XC9220A093MR-G provides 6,200 pcs at 300kHz. These alternatives are suitable when frequency variation is acceptable within application design parameters.

Series Compatibility: XC9220 series parts (XC9220A, XC9220B, XC9220C, XC9220D) and XC9221 series parts (XC9221A) are all functionally equivalent within the specified parameter set. Series designation does not indicate functional differences in the provided specifications.

Compliance Certification: All parts maintain identical ROHS3 compliance, REACH unaffected status, and MSL 1 rating, ensuring no additional qualification requirements for substitution.

Frequently Asked Questions (FAQ)

Q: Can XC9220B09AMR-G be directly replaced with XC9220A09AMR-G?

A: Yes. Both parts operate at 1MHz switching frequency with identical voltage supply range (2.8V ~ 16V), output configuration (positive), package (SOT-25-5), and operating temperature range (-40°C ~ 85°C). All electrical and mechanical parameters match.

Q: What is the difference between 300kHz, 500kHz, and 1MHz variants?

A: The switching frequency is the only parameter that varies among substitute parts. XC9220A093MR-G and XC9220D093MR-G operate at 300kHz, XC9220B095MR-G, XC9220C095MR-G, and XC9220D095MR-G operate at 500kHz, while XC9220A09AMR-G, XC9220C09AMR-G, and XC9221A09AMR-G operate at 1MHz. Selection depends on application-specific frequency requirements.

Q: Are XC9220 and XC9221 series parts interchangeable?

A: Within the provided parameter specifications, XC9220 and XC9221 series parts with matching switching frequencies are functionally equivalent. Both series maintain identical voltage supply range, output configuration, package type, and operating temperature specifications.

Q: Does package type vary among substitute parts?

A: No. All listed substitute parts use the SC-74A, SOT-753 package with SOT-25-5 supplier device package designation. Package compatibility is maintained across all alternatives.

Q: Are there any compliance differences between substitute parts?

A: No. All substitute parts maintain identical RoHS3 compliance status, REACH unaffected designation, and MSL 1 (unlimited) moisture sensitivity rating. No additional qualification or certification is required when substituting between listed parts.

Q: Which substitute part offers the best inventory availability?

A: XC9221A095MR-G provides the highest inventory level at 19,049 pcs. This part operates at 500kHz switching frequency and is suitable for applications where this frequency specification is acceptable.

Q: Can I substitute a 500kHz part for a 1MHz application?

A: Substitution feasibility depends on application-specific design requirements. The switching frequency affects output ripple, EMI characteristics, and component sizing. Verify that 500kHz operation meets your circuit design specifications before substitution.

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