R1173D121D-TR-FE

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The R1173D121D-TR-FE is a CMOS-based positive low-dropout (LDO) voltage regulator manufactured by Nisshinbo Micro Devices. It provides a fixed output voltage of 1.2 V with a maximum output current capability of 1 A. The device features super low dropout characteristics and includes integrated protection circuits for over-current limiting and thermal shutdown. It operates within an ambient temperature range of -40 °C to +85 °C and is housed in a compact HSON-6 package.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• CMOS-based construction for efficient power management
• Integrated over-current limit and thermal shutdown protection circuits
• Super low dropout voltage performance for high efficiency under load

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Local power source for notebook PCs
• Power supply for digital cameras
• Video equipment power regulation
• Home appliance control circuits

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix D-TR-FE against official datasheets to confirm pinout and electrical tolerances. Confirm RoHS compliance status through manufacturer documentation. Ensure the HSON-6 package footprint matches PCB design requirements before finalizing procurement orders.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a stable 1.2 V rail is required at currents up to 1 A with minimal voltage drop. The HSON-6 package suits space-constrained designs. Verify input voltage ranges exceed the minimum requirement for the desired load current to maintain regulation within specified dropout limits.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the R1173x series of low-voltage LDO regulators from Nisshinbo Micro Devices. The series is characterized by its 1 A output current capability and suitability for applications requiring small dropout voltages. It serves as a local power source in portable electronic devices where battery life and size are critical constraints.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Check for direct cross-references in distributor databases. Verify that any substitute maintains the 1.2 V fixed output, 1 A current rating, and HSON-6 package compatibility. Ensure thermal and electrical specifications match the original design requirements.