MCP16331T-E/CH Power Management ICs - PMIC by Microchip Technology

50V/1A, Non-Synchronous Buck Regulator

Status: Active
Series: MCP16331
RoHS: Compliant
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The MCP16331 is a highly integrated, high-efficiency, fixed frequency, step-down DC-DC converter in a popular 6-pin SOT-23 or 8-pin TDFN 2x3 package that operates from input voltage sources up to 50V. Integrated features include a high side switch, fixed frequency Peak Current Mode Control, internal compensation, peak current limit and overtemperature protection. Minimal external components are necessary to develop a complete step-down DC-DC converter power supply.

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Prices starting from US$1.27

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Up to 96% Efficiency
Input Voltage Range: 4.4V to 50V
Output Voltage Range: 2.0V to 24V
2% Output Voltage Accuracy
Minimum 500 mA Output Current
500 kHz Fixed Frequency
Adjustable Output Voltage
Low Device Shutdown Current: 6 uA
Peak Current Mode Control
Internal Compensation
Internal Soft-Start
Cycle-by-Cycle Peak Current Limit
Undervoltage Lockout (UVLO): 4.1V to Start; 3.6V to Stop
Overtemperature Protection
Available Package: 6-Lead SOT-23, 8-Lead 2x3 TDFN


Regulator Type Step Down (Buck)
pricing 0
Supported Output 0
Minimum Input Voltage (V) 0
Maximum Input Voltage (V) 50
Output Current (mA) Max 0
Maximum Frequency (kHz) 0
Vref (V) 0
Duty Cycle Min (%) 0
Duty Cycle Max (%) 93
Switching Frequency (kHz) 500
Input Voltage Range Min 4.4
Input Voltage Range Max 50
Output Current 1000
Temp Range Min -40
Temp Range Max 125
Vout Min (V) 2
Vout Max (V) 24
Quiescent Current (mA) typ 1
Light Load Efficiency Mode No
Switch current (A) typ 0
Automotive Rated Yes
SHUTDOWN Current (µA) (Typ) 6
# of Outputs 1
Vfb (V) 0.8
Synchronous Rectifier No
Pins | Packaging 6 | SOT-23
Temp Range -40C to +125C
Packing Media Tape and reel (3000)

Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.017
Shipping Weight (kg) 0.046667
Lead Count 6
Package Type SOT-23
Soldering Composition Matte Tin

Alternative Descriptions

60v asynchronous switching buck regulator | Microchip Technology
6 SOT-23 T/R50V Non-synchronous Buck Voltage Regulator, 500 mA output in SOT23 | Microchip Technology Inc. MCP16331T-E/CH | RS Americas
50V 500mA Adj. Switch Regulator SOT23-6 | RS
Buck Regulator, 500Khz, Sot-23-6 | Newark Electronics
Microchip Switching Regulator 1 A SOT-23 | Distrelec
DC/DC Switching Regulator, Adjustable, Buck (Step Down), Single Output, 2V to 24V, 500 mA, 500 kHz, 6 Pins, SOT-23 | EBV Elektronik

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MCP16331T-E/CH?

Additional datasheets, footprints and schematics for MCP16331T-E/CH are listed on our Part Details page. You can also find images and similar parts to MCP16331T-E/CH on this page.

What pricing and inventory information can I view?

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What category does MCP16331T-E/CH fall under?

The MCP16331T-E/CH is listed under Semiconductors - ICs > Power Management ICs - PMIC > Voltage Regulators > DC / DC Adjustable Switching Regulators.

Can I view similar or alternative parts?

You can view similar parts to MCP16331T-E/CH when available in the DC / DC Adjustable Switching Regulators range under the specifications section at the bottom of the details page.

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Is the MCP16331T-E/CH RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

Which authorised distributors for MCP16331T-E/CH have stock available?

Authorised distributors including Microchip Technology, element14, Farnell, RS Americas and RS have stock available or on a lead time for MCP16331T-E/CH.

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