IC manufacturers Texas Instruments

IC manufacturers (103)

Texas Instruments BQ500212A | Demoboard TIDA-00415

Low Power Wearable TX Reference Design

Overview

TopologyWireless Power Transfer
IC revisionE1

Description

The TIDA-00415 is a wireless power transmitter using the bq500212A IC in a small form factor design targeted at low power wearable devices. Input voltage to the unit is 5V from a Micro USB connector. The low power design is recommended for operation with receiver (load) devices at up to 1W (5V @ 200mA).

Features

Low parts count and Low cost

  • Small Form Factor, 20mm round
  • Built in Output Power Limit
  • 5V input

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
λDom typ.(nm)
Emitting Color
λPeak typ.(nm)
IV typ.(mcd)
VF typ.(V)
Chip Technology
50% typ.(°)
Compliance
Size
L(µH)
IR(A)
RDC max.(mΩ)
fres(MHz)
Q(%)
P(W)
Samples
WL-SMCW SMT Mono-color Chip LED Waterclear, 570 nm, Bright Green
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Dominant Wavelength [typ.]570 nm
Emitting ColorBright Green 
Peak Wavelength [typ.]572 nm
Luminous Intensity [typ.]40 mcd
Forward Voltage [typ.]2 V
Chip TechnologyAlInGaP 
Viewing Angle Phi 0° [typ.]140 °
Size0603 
WL-SMCW SMT Mono-color Chip LED Waterclear, 630 nm, Super Red
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Dominant Wavelength [typ.]630 nm
Emitting ColorSuper Red 
Peak Wavelength [typ.]645 nm
Luminous Intensity [typ.]60 mcd
Forward Voltage [typ.]1.9 V
Chip TechnologyAlInGaP 
Viewing Angle Phi 0° [typ.]140 °
Size0603 
WE-WPCC Wireless Power Transfer Transmitter Coil, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Complianceworks with Qi Tx IC's 
SizeØ 20 x 2.8 mm 
Inductance3.3 µH
Rated Current3 A
DC Resistance90 mΩ
Self Resonant Frequency20 MHz
Q-Factor30 %
Power Capability [1]50 W