MCP1804T-3002I/MB Microchip Integrated Circuit (Other) In Stock
MCP1804T-3002I/MB is a fixed 3 V, 150 mA LDO voltage regulator from Microchip supporting input voltages up to 28 V with a nominal dropout of 1.3 V. Packaged in a 3-pin SOT-89 for better thermal dissipation, it delivers ±2% accuracy and targets industrial and automotive supply rails requiring wide input range regulation.
- Manufacturer
- Microchip
- Package
- Other
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- MCP1804T-3002I/MB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.5650(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 3 V output at 150 mA with ±2% voltage accuracy
- Wide input voltage range from 5 V to 28 V supporting 12 V and 24 V bus applications
- Nominal 1.3 V dropout (1.7 V maximum) for reliable regulation from unregulated supplies
- SOT-89-3 package with enhanced thermal pad for improved heat dissipation
- RoHS-compliant (Pbfree: Yes) for environmental and export regulation compliance
Applications
MCP1804T-3002I/MB is used in industrial equipment, automotive accessories, and building automation systems where a 3 V regulated output must be derived from a 12 V or 24 V bus. Its wide 28 V input tolerance and SOT-89 thermal package make it suitable for always-on sensor supply rails and panel instruments that experience high ambient temperatures.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOT-89-3 |
| Factory Lead Time | 16Weeks |
| YTEOL | 9 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 1.7V |
| Dropout Voltage1-Nom | 1.3V |
| Input Voltage Absolute-Max | 30V |
| Input Voltage-Max | 28V |
| Input Voltage-Min | 5V |
| JESD-30 Code | R-PSSO-F3 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.207% |
| Load Regulation-Max | 0.09% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.15A |
| Output Voltage1-Max | 3.06V |
| Output Voltage1-Min | 2.94V |
| Output Voltage1-Nom | 3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TO-243 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Screening Level | TS 16949 |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | FLAT |
| Terminal Pitch | 1.5mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Voltage Tolerance-Max | 2% |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Japan |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does MCP1804T-3002I/MB handle regulation when powered from a 24 V industrial bus with load transients?
MCP1804T-3002I/MB accepts input voltages up to 28 V, making it compatible with 24 V industrial rails. Its 1.3 V nominal dropout and 150 mA current rating provide stable 3 V output through moderate load transients, though designers should verify thermal dissipation when input-to-output differential exceeds 10 V at full load.
What thermal advantage does the SOT-89-3 package offer over SOT-23 for MCP1804T-3002I/MB in high-dissipation designs?
SOT-89-3 features a larger thermal tab compared to SOT-23, improving heat transfer to the PCB copper area. For MCP1804T-3002I/MB operating at 150 mA from a 24 V input, the power dissipation can reach over 3 W at full dropout, making the SOT-89 thermal package essential for reliable operation.
What procurement factors should be considered when sourcing MCP1804T-3002I/MB for a multi-year industrial program?
MCP1804T-3002I/MB carries a 16-week factory lead time and a YTEOL of 9 years, indicating active production but a moderately constrained supply window. Procurement teams should plan buffer stock, confirm lead-free SOT-89-3 tape-and-reel availability, and track Microchip lifecycle notices to avoid mid-program supply disruptions.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.9500 | $0.95 |
| 25+ | $0.7800 | $19.50 |
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