MCP1754ST-3302E/MB Microchip Integrated Circuit (Other) In Stock
The MCP1754ST-3302E/MB is a fixed 3.3 V, 150 mA low-dropout linear voltage regulator from Microchip Technology with ±0.4% output accuracy and a wide input range of 3.6 V to 16 V. It features a typical dropout voltage of 0.3 V and is housed in a 3-pin SOT-89 package for industrial and commercial power supply designs.
- Manufacturer
- Microchip
- Package
- Other
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- MCP1754ST-3302E/MB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4065(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP1754ST-3302E/MB?
- Fixed 3.3 V output with tight ±0.4% accuracy for precision supply rails
- 150 mA output current with only 0.3 V typical dropout voltage
- Wide input voltage range: 3.6 V to 16 V, supports unregulated supplies and automotive inputs
- Maximum absolute input voltage of 17.6 V for robustness against transients
- 3-pin SOT-89 package with good thermal dissipation for up to 150 mA loads
- RoHS-compliant lead-free construction with industrial-grade temperature rating
What is MCP1754ST-3302E/MB used for?
The MCP1754ST-3302E/MB is used to generate a stable 3.3 V rail from unregulated wall adapters, automotive 12 V batteries, or industrial 5 V to 15 V supply buses in embedded control systems, sensor interfaces, and communication modules. Its wide 3.6 V to 16 V input range and low 0.3 V typical dropout voltage make it suitable for automotive infotainment accessories, industrial sensor nodes, and battery-backed system designs. The SOT-89 package provides sufficient thermal margin for continuous 150 mA operation in thermally managed enclosures.
What are the specifications of MCP1754ST-3302E/MB?
| Manufacturer Package Code | SOT-89-3 |
| Factory Lead Time | 12Weeks |
| YTEOL | 14 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.5V |
| Dropout Voltage1-Nom | 0.3V |
| Input Voltage Absolute-Max | 17.6V |
| Input Voltage-Max | 16V |
| Input Voltage-Min | 3.6V |
| JESD-30 Code | R-PSSO-F3 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.02046% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 150°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.15A |
| Output Voltage1-Max | 3.366V |
| Output Voltage1-Min | 3.234V |
| Output Voltage1-Nom | 3.3V |
| 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 |
| 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 | Mainland China, Taiwan |
Where can I find the MCP1754ST-3302E/MB datasheet?
MCP1754ST-3302E/MB Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP1754ST-3302E/MB?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Can MCP1754ST-3302E/MB operate directly from a 12 V automotive battery to produce a 3.3 V logic rail?
Yes. MCP1754ST-3302E/MB accepts input voltages from 3.6 V up to 16 V, with an absolute maximum of 17.6 V, making it directly compatible with a nominal 12 V automotive battery. It regulates to a fixed 3.3 V output within ±0.4% accuracy and delivers up to 150 mA, which is sufficient for microcontrollers, CAN transceivers, and sensor circuits in automotive accessory modules.
How does the ±0.4% output accuracy of MCP1754ST-3302E/MB compare to standard LDO regulators for precision analog supply applications?
A ±0.4% output tolerance on the 3.3 V rail means the output stays within 3.287 V to 3.313 V across temperature and load, which is tighter than typical ±1% to ±2% LDOs. This precision level is beneficial for powering 12-bit or 16-bit ADC reference circuits, precision op-amp rails, and communication transceivers where supply noise and voltage accuracy directly affect measurement error in the 150 mA load range.
Given the 12-week lead time, what procurement approach is recommended for MCP1754ST-3302E/MB in volume production?
With a 12-week factory lead time, supply planning should include at least 3 months of buffer stock for production continuity. Functionally equivalent Microchip LDO parts such as MCP1700T-3302E (250 mA) in SOT-23 or TC1186-3.3VCT (150 mA) in SOT-23-5 offer similar fixed 3.3 V output and may provide shorter lead times or distributor stock as alternate sourcing options while maintaining the same RoHS-compliant status.
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| Qty. | Unit Price | Ext. Price |
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