MCP16301HT-E/CH Microchip Integrated Circuit (SOT23 (6-Pin)) In Stock
Microchip MCP16301HT-E/CH is a current-mode PWM step-down DC-DC converter delivering up to 600 mA with an adjustable output from 2 V to 15 V. It accepts a wide input range of 4.7 V to 36 V, covering automotive 12 V and industrial 24 V rails. The 6-pin SOT-23 package enables very compact power supply designs.
- Manufacturer
- Microchip
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- MCP16301HT-E/CH Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0500(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
- Wide 4.7 V to 36 V input range covers automotive 12 V, industrial 24 V, and 24 V to 36 V rail applications
- Adjustable output from 2 V to 15 V at up to 600 mA using a single external resistor divider
- Current-mode PWM control provides fast transient response and inherent overcurrent limiting
- Ultra-compact 6-pin SOT-23 package with minimal external components for space-constrained designs
Applications
MCP16301HT-E/CH is suited for industrial automation equipment, building control panels, and automotive accessories where a 12 V or 24 V bus must be stepped down to logic or sensor supply voltages. Its wide input range accommodates automotive load-dump transients up to 36 V without additional protection components. The device also serves in smart metering, IoT gateways powered from 24 V industrial DC rails, and battery charger auxiliary supplies.
Specifications
| Manufacturer Package Code | SOT-23-6 |
| Factory Lead Time | 7Weeks |
| YTEOL | 14 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 36V |
| Input Voltage-Min | 4.7V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Current-Max | 0.6A |
| Output Voltage-Max | 15V |
| Output Voltage-Min | 2V |
| Output Voltage-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 550kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Package | SOT23 (6-Pin) |
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 | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range of the MCP16301HT-E/CH and which industrial bus voltages does it directly support?
The MCP16301HT-E/CH accepts input voltages from 4.7 V to 36 V, directly supporting 12 V automotive boards, 24 V industrial fieldbus supplies, and 5 V USB inputs. The 36 V maximum also provides headroom for automotive load-dump events up to 40 V transients when combined with a simple TVS clamp, making it reliable in harsh environments.
How is the output voltage of the MCP16301HT-E/CH set, and what is its adjustable range?
Output voltage is set by an external resistor divider connected to the FB pin, with the internal reference at 1.21 V. The adjustable range spans 2 V to 15 V, allowing the same SOT-23-6 device to generate 3.3 V for microcontrollers, 5 V for USB peripherals, or 12 V for relay coils from a single 24 V industrial rail using only 2 resistors.
How does current-mode control in the MCP16301HT-E/CH improve performance compared to voltage-mode converters?
Current-mode PWM in the MCP16301HT-E/CH senses inductor current every switching cycle, enabling inherent cycle-by-cycle overcurrent limiting and faster load transient response compared to voltage-mode designs. In a 12 V to 3.3 V, 600 mA application, output voltage recovers to within 2 percent of regulation within microseconds after a step load change.
What external components are needed for a complete MCP16301HT-E/CH buck converter, and how small can the solution be?
A minimal MCP16301HT-E/CH design requires a 10 µH inductor, a Schottky diode, a 10 µF input capacitor, a 22 µF output capacitor, and 2 resistors for the feedback divider. The 6-pin SOT-23 package occupies just 1.6 mm x 2.9 mm, and the full 5-component solution fits within approximately 50 mm² of board space.
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