Site navigation
ECParts Toolkit Sitemap
Browse all ECParts Toolkit calculator categories, available engineering calculators, reference resources, company pages, and legal information.
Resources
- Engineering Reference
- Resistor Reference
- Resistor Color Code Reference
- E-Series Preferred Resistor Values Reference
- Capacitor Reference
- Capacitor Code Reference
- Capacitor Dielectric Reference
- Engineering Guides
- Resistor Guides
- Capacitor Guides
- Inductor Guides
- Diode Guides
- LED Guides
- Transistor Guides
- MOSFET Guides
- Power Guides
- How to Read Resistor Color Codes
- Understanding E-Series Resistors
- Capacitance Units Explained
- How to Read Capacitor Codes
- Understanding Capacitor Dielectrics
- How to Read Inductor Codes
- Understanding Inductor Parameters
- Understanding Diodes
- How to Choose the Right Diode
- Understanding LEDs
- How to Choose the Right LED
- Understanding BJTs
- How to Choose and Bias a BJT Transistor
- Understanding MOSFETs
- How to Choose the Right MOSFET
- Understanding Electrical Power
- Power Dissipation and Component Power Ratings
- PCB Guides
- Understanding PCB Trace Width, Current Capacity and Temperature Rise
- PCB Via Current Capacity and Thermal Design Guide
- Converter Guides
- Engineering Unit Conversions for Electronics
- Frequency, Period & Time Conversion Guide
- Component Selection Articles
- Converter Articles
- 10 Common Engineering Unit Conversion Mistakes
- 10 Common Resistor Selection Mistakes
- How to Choose the Correct E-Series Resistor
- Common Capacitor Selection Mistakes
- Choosing Ceramic vs Electrolytic Capacitors
- 10 Common Inductor Selection Mistakes
- Ferrite vs Powdered Iron Cores
- 10 Common Diode Selection Mistakes
- 10 Common LED Design Mistakes
- 10 Common BJT Circuit Design Mistakes
- 10 Common MOSFET Design Mistakes
- 10 Common Power Design Mistakes
- 10 Common PCB Power & Trace Design Mistakes
- Blog
Company
Legal
Calculator Categories
Resistors
Resistor calculators for circuit design, component selection, power dissipation, and hardware troubleshooting.
6 available calculators
Capacitors
Capacitor calculators for RC timing, filtering, signal coupling, energy storage, and component selection.
6 available calculators
Inductors
Inductor calculators for converter design, LC resonance, EMI filtering, RF circuits, and stored energy.
5 available calculators
Diodes
Diode calculators for rectification, zener regulation, voltage drops, protection circuits, and power loss.
6 available calculators
Transistors
Transistor calculators for BJT switching, gain, bias design, saturation, power dissipation, and amplifier analysis.
10 available calculators
LEDs
LED calculators for indicators, LED strips, high-power LEDs, RGB lighting, and current limiting.
12 available calculators
MOSFETs
MOSFET calculators for switching loss, conduction loss, gate drive, thermal checks, and power hardware design.
10 available calculators
PCB
PCB calculators for trace design, copper thickness, current capacity, thermal design, and board-level constraints.
10 available calculators
Power
Power electronics calculators for regulators, converters, thermal design, current estimates, and hardware margins.
10 available calculators
Converters
Use electronics conversion tools for frequency and period, AWG wire gauge, dBm and watts, hexadecimal, decimal, binary, and engineering workflows.
4 available calculators
Operational Amplifiers
Operational amplifier calculators for gain, feedback, filters, signal conditioning, and analog circuit design.
12 available calculators
Batteries
Battery calculators for capacity, runtime, energy, charging, pack configuration, and battery system design.
10 available calculators
RF
RF calculators for wavelength, impedance, antennas, RF power, matching, transmission, and wireless engineering.
12 available calculators
Communication
Communication calculators for UART, CAN, SPI, I2C, RS-485, and embedded electronic interfaces.
12 available calculators
Digital Logic
Digital logic calculators for binary systems, logic circuits, coding, checksums, timing, and digital electronics.
12 available calculators
Filters
Electronic filter calculators for cutoff frequency, bandwidth, resonance, passive filters, and active filter design.
12 available calculators
Oscillators
Oscillator and timing calculators for frequency, duty cycle, pulse width, clocks, timers, and timing circuits.
12 available calculators
Sensors
Sensor calculators for electronic measurement, signal conditioning, sensor interfaces, and sensing circuit design.
12 available calculators
Motors
Motor calculators for speed, torque, power, gearing, stepper motors, BLDC motors, and electronic motion systems.
12 available calculators
Thermal
Thermal calculators for junction temperature, thermal resistance, heat dissipation, heat sinks, and electronics cooling.
2 available calculators
Wire & Cable
Wire and cable calculators for voltage drop, conductor resistance, current, cable loss, and electrical wiring design.
0 available calculators
Transformers
Transformer calculators for turns ratio, voltage, current, impedance, power, windings, and magnetic design.
0 available calculators
All Available Calculators
Resistors
View categoryCapacitors
View categoryInductors
View categoryDiodes
View categoryTransistors
View categoryLEDs
View category- LED Current Calculator
- LED Power Calculator
- LED Series Array Calculator
- LED Parallel Array Calculator
- LED Strip Power Calculator
- High Power LED Thermal Calculator
- LED Driver Efficiency Calculator
- LED PWM Dimming Calculator
- RGB LED Resistor Calculator
- LED Lumen, Candela & Lux Calculator
- LED CCT & Chromaticity Calculator
MOSFETs
View category- MOSFET Conduction Loss Calculator
- MOSFET Gate Resistor Calculator
- MOSFET Switching Loss Calculator
- MOSFET Total Power Dissipation Calculator
- MOSFET Junction Temperature Calculator
- MOSFET Gate Drive Power Calculator
- MOSFET Safe Operating Area Calculator
- MOSFET Parallel Current Sharing Calculator
- MOSFET Thermal Resistance Calculator
- MOSFET Efficiency Calculator
- PCB Trace Width Calculator
- PCB Current Capacity Calculator
- PCB Copper Thickness Calculator
- PCB Via Current Calculator
- PCB Voltage Drop Calculator
- PCB Thermal Via Calculator
- PCB Creepage Distance Calculator
- PCB Clearance Distance Calculator
- PCB Differential Pair Impedance Calculator
- PCB Microstrip / Stripline Impedance Calculator
Power
View categoryConverters
View categoryOperational Amplifiers
View category- Non-Inverting Op-Amp Gain Calculator
- Inverting Op-Amp Gain Calculator
- Differential Amplifier Calculator
- Summing Amplifier Calculator
- Instrumentation Amplifier Calculator
- Voltage Follower Calculator
- Comparator Threshold Calculator
- Active Low-Pass Filter Calculator
- Active High-Pass Filter Calculator
- Integrator & Differentiator Calculator
- Slew Rate Calculator
- Gain Bandwidth Product Calculator
Batteries
View category- RF Wavelength Calculator
- RF Power Converter
- VSWR & Return Loss Calculator
- Free-Space Path Loss Calculator
- RF Link Budget Calculator
- Antenna Length Calculator
- Quarter-Wave Transformer Calculator
- L-Network Impedance Matching Calculator
- Transmission Line Calculator
- Coaxial Cable Loss Calculator
- Noise Figure & Noise Temperature Calculator
- Friis Transmission Calculator
Communication
View category- UART Baud Rate Calculator
- UART Timing Calculator
- I²C Pull-up Resistor Calculator
- SPI Clock Calculator
- CAN Bus Bit Timing & Baud Rate Calculator
- RS-232 Cable Length Calculator
- RS-485 Termination Calculator
- Ethernet PoE Power Calculator
- USB Power Budget Calculator
- Data Rate Converter
- Network Throughput Calculator
- Communication Latency Calculator
Digital Logic
View category- Logic Gate Truth Table Calculator
- Boolean Logic Calculator
- Karnaugh Map Simplifier
- Binary Arithmetic Calculator
- Two's Complement Calculator
- Binary Bitwise Calculator
- Gray Code Converter
- Flip-Flop Calculator & Truth Table
- Counter & Modulus Calculator
- Frequency Divider Calculator
- Digital Timing Calculator
- Logic Level Compatibility Calculator
Filters
View category- Filter Q Factor & Bandwidth Calculator
- RLC Filter Calculator
- RL Filter Calculator
- LC Filter Calculator
- Sallen-Key Low-Pass Filter Calculator
- Sallen-Key High-Pass Filter Calculator
- Multiple-Feedback Band-Pass Filter Calculator
- Notch Filter Calculator
- Butterworth Filter Calculator
- PWM Low-Pass Filter Calculator
- ADC Anti-Alias Filter Calculator
- Pi Filter Calculator
Oscillators
View category- 555 Astable Oscillator Calculator
- Wien Bridge Oscillator Calculator
- RC Phase-Shift Oscillator Calculator
- Colpitts Oscillator Calculator
- Hartley Oscillator Calculator
- Clapp Oscillator Calculator
- Pierce Crystal Oscillator Calculator
- Schmitt Trigger RC Oscillator Calculator
- Comparator Relaxation Oscillator Calculator
- Ring Oscillator Calculator
- VCO Frequency & Gain Calculator
- Oscillator Frequency Tolerance & PPM Calculator
Sensors
View category- Strain Gauge Calculator
- Load Cell Output Calculator
- Wheatstone Bridge Sensor Calculator
- Hall-Effect Current Sensor Calculator
- Pressure Sensor Scaling Calculator
- Sensor Calibration Calculator
- Sensor ADC Resolution Calculator
- Ultrasonic Distance Calculator
- Accelerometer Voltage & g Calculator
- Accelerometer Tilt & Vector Calculator
- Photodiode Sensor & TIA Calculator
- Analog Sensor Linear Scaling Calculator
Motors
View category- Motor Torque, Power & Speed Calculator
- DC Motor Back EMF Calculator
- DC Motor Stall Current Calculator
- Motor Kv & Kt Calculator
- Motor Efficiency Calculator
- Motor Copper Loss Calculator
- Motor PWM Average Voltage Calculator
- Motor Encoder RPM Calculator
- Motor Gear Ratio & Output Calculator
- Stepper Motor Steps & Resolution Calculator
- Stepper Motor Pulse Frequency Calculator
- BLDC Electrical RPM & Frequency Calculator
