YHMICROS manufactures electronic power microchips that provide precise voltage and current management for handheld devices, wearables, and wireless audio products. Their technology includes integrated charging management and protection features, addressing the need for efficient power usage and device safety in compact electronic applications.
Funding
Funding not disclosed
Founders
Product
Problem
Handheld devices, wearables, and wireless audio products require precise voltage and current management to maximize efficiency and ensure device safety. Existing power management solutions may lack the integration necessary for compact form factors or the protection features needed to prevent damage from voltage spikes and other electrical anomalies.
Solution
YHMICROS manufactures electronic power microchips that provide integrated charging management and protection for compact electronic applications. Their product line includes power switches, linear charging management ICs, linear regulators, DC-DC converters, voltage references, and supervisory circuits. These microchips offer features such as programmable charging current, high-voltage interface protection, and integrated voltage, current, and impedance monitoring. By integrating these functions into a single chip, YHMICROS enables efficient power usage and device safety in handheld devices, wearables, and wireless audio products.
Target Audience
The primary target audience includes manufacturers of handheld devices, wearable technology, wireless audio products, and electric toothbrushes.
Features
- Power Switches: Voltage/current protection switches, voltage protection switches, low voltage load switches, button switches, ideal diodes
- Power Management: Linear charging management, linear regulators, step-up converters, charge indicators, motor drivers, voltage references
- Monitoring, Detection & Authentication: Interface moisture detection, plug-in detection and communication, voltage modulation communication, nanoampere watchdog, tags and authentication, nanoampere sleep timer
- Signal Chain Products: Low offset current op amps, high-performance analog front ends, signal switches, level shifters, temperature sensors
- YHM4001/2: Integrated 60mohm on-resistance, 1.5A current capability, VMC mode data communication, UART direct connection mode, headphone insertion/removal detection, integrated watchdog reset SOC, voltage/current/impedance detection, reverse current detection and protection
- YHM2710/2: Programmable charging current from 10mA to 500mA/750mA, high-precision charge and discharge current monitoring, integrated 150nA sleep mode/shipping mode, ACMD single-wire communication, bypass direct charge
- YHM1003: 21V high voltage support on interface pins, two-way three-to-one switch, up to 920MHz USB channel bandwidth, cable insertion/impedance/humidity detection, UART channel direct connection, watchdog, 1ms/100us OVP recovery time
- YHM2001/2: -5.5V-29V wide withstand voltage, 6.5 milliohm on-resistance, 10bit ADC for voltage, current and impedance monitoring, humidity detection/cable impedance and insertion detection, watchdog, default 5.9V/23V overvoltage protection
- YHM3131: Four-electrode optimized blood glucose detection anti-interference ability, 16-bit high-precision Σ-Δ picoampere current detection ADC, blood glucose index current signal accuracy 5nA+/-5pA, built-in error within 0.3℃ body surface temperature sensor