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
Key Features
- 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
Applications
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.
Specifications
| 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 |
Alternate & Equivalent Parts
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.
Related Guides
How to Choose a BAS70 Schottky Diode for Signal Clamping: Selection Guide
A practical BAS70KFILM and BAS70-family Schottky diode selection guide for signal clamping, RF detection, leakage, and topology choices.
Jul 4, 2026
AMC1202DWVR Design Guide for Isolated Current Sensing
Practical AMC1202DWVR design guide covering shunt sizing, isolation layout, input filtering, ADC scaling, and sourcing choices.
Jul 4, 2026
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.5520 | $0.55 |
| 25+ | $0.4203 | $10.51 |
| 100+ | $0.4134 | $41.34 |
| 250+ | $0.4065 | $101.63 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”