XC9220D09AMR-G Equivalent & Substitute Parts

Part Overview

The XC9220D09AMR-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 status and ROHS3 compliant, making it suitable for modern power management applications requiring input voltage regulation from 2.8V to 16V with 1MHz switching frequency and 100% maximum duty cycle.

Equivalent and substitute parts are necessary when the primary part number becomes unavailable, when inventory constraints require alternative sourcing, or when application requirements allow for operation at different switching frequencies while maintaining core electrical and mechanical compatibility.

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)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution of the XC9220D09AMR-G is determined by strict adherence to the following electrical and mechanical parameters:

Core Compatibility Requirements:

Manufacturer: Torex Semiconductor Ltd (all substitutes from same manufacturer)
Category: Power Management (PMIC)
Function: Step-Down (Buck topology)
Output Type: Transistor Driver
Output Configuration: Positive
Number of Outputs: 1
Voltage Supply Range: 2.8V ~ 16V (identical across all parts)
Duty Cycle (Max): 100% (identical across all parts)
Operating Temperature: -40°C ~ 85°C (identical across all parts)
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)
REACH Status: REACH Unaffected

Variable Parameter (Allows Substitution):

Frequency - Switching: 300kHz, 500kHz, or 1MHz

The XC9220D09AMR-G operates at 1MHz switching frequency. Substitute parts within the XC9220 and XC9221 series that maintain all core parameters are electrically compatible. Switching frequency variation (300kHz, 500kHz, 1MHz) does not prevent substitution when all other parameters remain constant, as this parameter affects only the switching behavior and external component selection, not the fundamental control architecture or pin configuration.

Parameter Comparison

Part Number	Series	Switching Frequency	Inventory (Pcs)	Product Status	RoHS Status
XC9220D09AMR-G	XC9220	1MHz	873	Active	ROHS3 Compliant
XC9220A093MR-G	XC9220	300kHz	6200	Active	ROHS3 Compliant
XC9220A09AMR-G	XC9220	1MHz	3200	Active	ROHS3 Compliant
XC9220B095MR-G	XC9220	500kHz	1107	Active	ROHS3 Compliant
XC9220C095MR-G	XC9220	500kHz	952	Active	ROHS3 Compliant
XC9220C09AMR-G	XC9220	1MHz	1152	Active	ROHS3 Compliant
XC9220D093MR-G	XC9220	300kHz	757	Active	ROHS3 Compliant
XC9220D095MR-G	XC9220	500kHz	815	Active	ROHS3 Compliant
XC9221A093MR-G	XC9221	300kHz	961	Active	ROHS3 Compliant
XC9221A095MR-G	XC9221	500kHz	19049	Active	ROHS3 Compliant
XC9221A09AMR-G	XC9221	1MHz	809	Active	ROHS3 Compliant

Engineering Selection Recommendations

All listed substitute parts maintain Active product status and ROHS3 compliance, ensuring long-term availability and regulatory conformance. Selection among equivalent parts should be based on:

Switching Frequency Alignment: If the application circuit design is optimized for 1MHz operation, select XC9220A09AMR-G or XC9220C09AMR-G (both 1MHz, XC9220 series) or XC9221A09AMR-G (1MHz, XC9221 series). These maintain identical switching frequency to the primary part.

Inventory Availability: XC9221A095MR-G offers the highest inventory level (19,049 pcs) at 500kHz switching frequency. XC9220A093MR-G provides 6,200 pcs at 300kHz. Selection based on inventory should only occur when application requirements permit switching frequency variation.

Series Compatibility: XC9220 and XC9221 series parts are both qualified substitutes. All parts share identical electrical specifications for voltage supply range, duty cycle, operating temperature, and output configuration. Series selection does not affect functional compatibility.

Compliance Verification: All parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating, confirming suitability for standard manufacturing and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can XC9220D09AMR-G be replaced with XC9221A09AMR-G?

A: Yes. Both parts operate at 1MHz switching frequency and share identical electrical parameters (2.8V-16V supply, 100% duty cycle, -40°C to 85°C operating range). Both are packaged in SOT-25-5 and are ROHS3 compliant. The XC9221 series designation does not indicate functional incompatibility; it represents a variant within the same product family with equivalent control architecture.

Q: What is the impact of selecting a 500kHz part instead of 1MHz?

A: Switching frequency affects external component selection (inductor and capacitor values) and switching losses, but does not change the IC's pin configuration, control logic, or fundamental compatibility. If the application circuit is designed for 1MHz operation, component values must be recalculated for 500kHz operation. Consult the respective device datasheets for external component specifications at each frequency.

Q: Are all substitute parts in the same package?

A: Yes. All listed parts use SC-74A / SOT-753 package designation with SOT-25-5 supplier device package. Pin configuration and PCB footprint are identical across all substitutes, enabling direct board-level replacement without layout modification.

Q: Does switching frequency variation affect regulatory compliance?

A: No. All parts maintain ROHS3 compliance and REACH unaffected status regardless of switching frequency. Regulatory compliance is determined by material composition and hazardous substance content, not switching frequency.

Q: Which substitute offers the best inventory position?

A: XC9221A095MR-G provides 19,049 pcs in stock at 500kHz switching frequency. If application requirements permit 500kHz operation, this part offers maximum supply security. For 1MHz requirement, XC9220A09AMR-G offers 3,200 pcs.

Q: Can XC9220D09AMR-G be substituted with XC9220A093MR-G?

A: Yes, with frequency consideration. XC9220A093MR-G operates at 300kHz versus the primary part's 1MHz. All other electrical and mechanical parameters are identical. External component values must be recalculated for 300kHz operation per the device datasheet.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message