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UCS2112-1-V/G4-V01 Equivalent & Substitute Parts
Part Overview
The UCS2112-1-V/G4-V01 is a Power Management Integrated Circuit (PMIC) functioning as a USB Power Switch/Driver with 1:1 configuration and 3A output capacity. Manufactured by Microchip Technology, this component operates in the 4.5V to 5.5V supply voltage range and supports I2C and SMBus interfaces for system control. The device is currently in active production status with ROHS3 compliance and full REACH compliance. Alternative part numbers may be required due to packaging availability, inventory constraints, or specific procurement specifications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Microchip Technology |
| Category | Power Management (PMIC) |
| Switch Type | USB Switch |
| Number of Outputs | 2 |
| Ratio - Input:Output | 1:1 |
| Output Configuration | High Side |
| Interface | I2C, SMBus |
| Voltage - Load | 2.9V ~ 5.5V |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
| Current - Output (Max) | 3A |
| Rds On (Typ) | 40mOhm |
| Fault Protection | Current Limiting (Adjustable), UVLO |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 20-VFQFN Exposed Pad |
| Supplier Device Package | 20-QFN (4x4) |
| Product Status | Active |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitution for the UCS2112-1-V/G4-V01 is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part UCS2112-1-V/G4 maintains identical functional specifications including switch type, output configuration, interface protocol, voltage ratings, current capacity, on-resistance, fault protection features, and operating temperature range. Both parts share the same base product number (UCS2112), manufacturer (Microchip Technology), package type (20-VFQFN Exposed Pad), and compliance certifications (ROHS3, REACH Unaffected). The primary distinction between these parts is packaging format: the main part number specifies tape and reel packaging, while the substitute part number specifies tube packaging. This difference does not affect electrical performance or functional compatibility in circuit applications.
Parameter Comparison
| Parameter | UCS2112-1-V/G4-V01 | UCS2112-1-V/G4 |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Switch Type | USB Switch | USB Switch |
| Number of Outputs | 2 | 2 |
| Ratio - Input:Output | 1:1 | 1:1 |
| Output Configuration | High Side | High Side |
| Interface | I2C, SMBus | I2C, SMBus |
| Voltage - Load | 2.9V ~ 5.5V | 2.9V ~ 5.5V |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Current - Output (Max) | 3A | 3A |
| Rds On (Typ) | 40mOhm | 40mOhm |
| Fault Protection | Current Limiting (Adjustable), UVLO | Current Limiting (Adjustable), UVLO |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad |
| Supplier Device Package | 20-QFN (4x4) | 20-QFN (4x4) |
| Product Status | Active | Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 3 (168 Hours) |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
Both the UCS2112-1-V/G4-V01 and UCS2112-1-V/G4 are active production components from Microchip Technology with identical electrical and mechanical specifications. Selection between these parts should be based on packaging requirements and procurement availability. The UCS2112-1-V/G4-V01 is supplied in tape and reel format, suitable for high-volume automated assembly operations. The UCS2112-1-V/G4 is supplied in tube packaging, appropriate for lower-volume applications or manual assembly processes. Both parts maintain full ROHS3 compliance and REACH compliance status, ensuring regulatory compatibility across global markets. Inventory availability may influence part selection, with the substitute part currently showing higher stock levels (1560 units versus 991 units).
Frequently Asked Questions (FAQ)
Q: Are UCS2112-1-V/G4-V01 and UCS2112-1-V/G4 electrically identical?
A: Yes. Both parts are manufactured by Microchip Technology with identical electrical specifications, including 3A maximum output current, 40mOhm typical on-resistance, I2C/SMBus interface support, and identical voltage operating ranges. They share the same base product number and functional design.
Q: What is the difference between these part numbers?
A: The primary difference is packaging format. The UCS2112-1-V/G4-V01 uses tape and reel packaging, while the UCS2112-1-V/G4 uses tube packaging. This distinction does not affect circuit performance or pin configuration.
Q: Can I substitute UCS2112-1-V/G4 for UCS2112-1-V/G4-V01 in my design?
A: Yes. The parts are functionally equivalent with identical electrical and mechanical parameters. Substitution is valid from a technical standpoint. Verify packaging compatibility with your assembly process requirements.
Q: Are both parts currently in production?
A: Yes. Both parts maintain active production status with Microchip Technology and are available in inventory.
Q: Do these parts have the same compliance certifications?
A: Yes. Both parts are ROHS3 compliant and REACH unaffected, meeting identical regulatory requirements.
Q: What is the moisture sensitivity level for these parts?
A: Both parts have MSL 3 rating with a 168-hour floor life, requiring standard moisture control during storage and handling.
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