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R1211D102A-TR-FE
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Product Detailed Parameters
- Description：PWM STEP-UP DCDC CONTROLLER
- Series：-
- Mfr：Nisshinbo Micro Devices Inc.
- Package：Tape & Reel (TR)
- Output Type：PWM
- Function：Step-Up
- Output Configuration：Positive
- Topology：Boost
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：2.5V ~ 6V
- Frequency - Switching：700kHz
- Duty Cycle (Max)：90%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Enable
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：6-SMD, Flat Leads
- Supplier Device Package：6-SON (2.6x1.6)
- Grade：-
- Qualification：-
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Overview
The R1211D102A-TR-FE is a PWM step-up DC/DC controller manufactured by Nisshinbo Micro Devices Inc. It operates within an input voltage range of 2.5V to 6V and supports a switching frequency of 700kHz. The device utilizes a SON-6 package with dimensions of 1.6x2.6mm, suitable for surface mount applications. It functions across a temperature range of -40°C to +85°C. This component is designed to drive external high-side and low-side NMOS transistors to generate boosted output voltages efficiently.
Feature Summary
- PWM step-up DC/DC controller topology
- Supports external high- and low-side NMOS driving
- Operates at 700kHz switching frequency
- Compatible with 2.5V to 6V input ranges
Applications
- Portable electronic devices requiring voltage boosting
- Battery-powered systems needing efficient power management
- Embedded circuits utilizing external MOSFET configurations
Procurement Notes
Verify the specific suffix 'TR-FE' against official Nisshinbo documentation to confirm reel packaging and lead-free status. Confirm availability as some sources indicate limited supply or obsolete status for related variants. Ensure the SON-6 footprint matches your PCB design constraints before ordering.
Selection Notes
Select this controller when a fixed-frequency boost solution is required with external power stage flexibility. Consider the 700kHz frequency for balancing efficiency and passive component size. Verify that the external NMOS selection aligns with the controller's drive capabilities and the target output voltage requirements.
Part Context
This component belongs to the R1211 series of switching controllers from Nisshinbo Micro Devices. It complements other PMIC offerings like the RP102N LDO regulators and NC2650 buck converters, providing versatile power management options for diverse application needs within the company's portfolio.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided data. Related models such as R1211D002D-TR-FE exist but may have different specifications or status. Consult official Nisshinbo resources for direct equivalents if this specific variant is unavailable.
