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Smart Watch

Solution Proposal

These documents explain the key points of recommended semiconductor products and their features. Please use them for product selection.

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Name
SolutionProposal_Smart Watch / English (PDF:1.8MB)
SolutionProposal_Smart Watch / Japanese (PDF:2.4MB)

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Overall block diagram

Sub block diagram

Power supply circuit (USB type)

Example of the power management and ESD protection circuit when USB is in use

Application / Smart Watch

Details

Power supply circuit (Battery type)

Example of the power management and the reverse current prevention circuit when the battery is in use

Application / Smart Watch

Details

Camera input circuit

Example of peripheral circuit of camera module (power supply and interface)

Application / Smart Watch

Details

Display output circuit

Configuration example of an interface circuit corresponding to a display signal

Application / Smart Watch

Details

Motor control for vibrators

Example of motor drive circuit and example of protection circuit for regenerative current of coil

Application / Smart Watch

Details

Pulse detection circuit (Light emission side)

Example of an LED driving circuit used in an optical pulse wave sensor

Application / Smart Watch

Details

Pulse detection circuit (Light detection side)

Example of a circuit for detecting an optical signal of an optical pulse wave sensor

Application / Smart Watch

Details

Atmospheric pressure sensor circuit

Example of the atmospheric pressure sensor circuit using a resistance bridge

Application / Smart Watch

Details

Temperature sensor circuit

Example of the temperature sensor circuit using an NTC thermistor

Application / Smart Watch

Details

Documents

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Name	Date
Selection Guide Small Signal and Logic Devices 2023 (PDF:10.7MB)	01/2023
Surface Mount Small Signal MOSFET Precautions for use (PDF:889KB)	01/2022
Simple Guide to Improving Ripple Rejection Ratio of LDO Regulators (PDF:1.3MB)	10/2021
Surface Mount Small Signal Diode Precautions for use (PDF:1.0MB)	07/2021
Power Efficiency Optimization and Application Circuits Using Dual-power-supply LDO Regulators (PDF:820KB)	03/2021
Read More
LDO Regulators Glossary (PDF:386KB)	03/2021
Selecting a Schottky Barrier Diode for Voltage Boost Circuits (PDF:701KB)	03/2021
Low-Noise CMOS Operational Amplifier Ideal for Sensor Signal Amplification (PDF:787KB)	03/2021
Thermal Design to Maximize the Performance of LDO Regulators (PDF:766KB)	03/2021
Basics of Low-Dropout (LDO) Regulator ICs (PDF:1.4MB)	03/2021
Improving the Load Transient Response of LDOs (PDF:1.2MB)	03/2021
Mechanism of LDO Oscillation and Reducing the Susceptibility to Oscillation (PDF:1.4MB)	03/2021
eFuse IC Glossary (PDF:351KB)	03/2021
The thermal stability and thermal design:Bipolar Transistor Application Notes (PDF:541KB)	03/2021
The maximum ratings:Bipolar Transistor Application Notes (PDF:636KB)	03/2021
Basic usage and functions of eFuse IC (PDF:1.1MB)	02/2021
The electrical characteristics and equivalent circuit:Bipolar Transistor Application Notes (PDF:531KB)	01/2021
The terms used in data sheets:Bipolar Transistor Application Notes (PDF:555KB)	01/2021
Derating of the MOSFET Safe Operating Area (PDF:721KB)	07/2018
MOSFET Self-Turn-On Phenomenon (PDF:1.6MB)	07/2018
Parasitic Oscillation and Ringing (PDF:1.7MB)	07/2018
Parasitic Oscillation (Power MOSFET Paralleling) (PDF:1.5MB)	07/2018
MOSFET Gate Driver Circuit (PDF:1.6MB)	07/2018
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Reference Design

LDO Regulator TCR3UG Series Application for Power Supply of IoT Devices

This reference design provides document with low consumption current, PSRR, and dynamic response.The LDO has small package, low consumed power, and fast load transient response.

LDO Regulator / TCR3UG

Details

LDO Regulator TCR15AG (fixed output voltage type) Application & Circuit

This reference design provides document with PSRR, dynamic response and controlling output voltage.The LDO has very small package and fixed output voltage for consumer application.

LDORegulator / TCR15AG

Details

LDO Regulator TCR15AGADJ Application & Circuit

This reference design provides document with PSRR, dynamic response and controlling output voltage. The LDO has very small package and adjustable output for consumer application.

LDO Regulator / Design / Support / Reference Design Center

Details

Video

Simulation Model , 2D/3D data

Simulation Model

2D/3D data

Parametric Search

Contacts

Technical inquiry

Frequently Asked Questions

FAQs

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Smart Watch

Solution Proposal

Overall block diagram

Sub block diagram

Documents

Reference Design

Video

Simulation Model , 2D/3D data

Contacts

Technical inquiry