Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| Type | DC DC Regulator |
| Topology | Step-Up (Boost) |
| InternalSwitch(s) | Yes |
| NumberofOutputs | 4 |
| Voltage-Supply(Min) | 4.5V |
| Voltage-Supply(Max) | 40V |
| Voltage-Output | 40V |
| Current-Output/Channel | 100mA |
| Frequency | 200kHz ~ 2.15MHz |
| Dimming | Analog, PWM |
| Applications | Backlight |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-TSSOP (0.173, 4.40mm Width) Exposed Pad |
Overview
Description
Introduction to A8519KLPTR-T:
- What it is: A8519KLPTR-T is an Allegro Microsystems Hall-effect sensor with a digital, latched output for non-contact magnetic position sensing.
- How it works: It detects a magnetic field with a Hall element, processes the signal, and produces a stable logic output that latches/unlatches when the magnetic field crosses defined thresholds, providing hysteresis to resist noise.
- Key features: low-power CMOS design, latch output for robust state retention, protection features (ESD/overvoltage), and an output type (open-drain or push-pull) depending on variant. The device is designed for automotive/industrial environments and works with typical supply ranges used in those applications.
- Packaging: the suffix -T and KLP indicate the specific package variant and tape-and-reel shipping.
- Applications: automotive brushless DC motor position sensing, wheel-speed/rotation sensing, encoders, and end-stop/limit sensing.
- Note: consult the official datasheet for exact electrical specs (thresholds, supply range, current, timing) for precise design.
If you need, I can summarize the exact specs from the datasheet.
- What it is: A8519KLPTR-T is an Allegro Microsystems Hall-effect sensor with a digital, latched output for non-contact magnetic position sensing.
- How it works: It detects a magnetic field with a Hall element, processes the signal, and produces a stable logic output that latches/unlatches when the magnetic field crosses defined thresholds, providing hysteresis to resist noise.
- Key features: low-power CMOS design, latch output for robust state retention, protection features (ESD/overvoltage), and an output type (open-drain or push-pull) depending on variant. The device is designed for automotive/industrial environments and works with typical supply ranges used in those applications.
- Packaging: the suffix -T and KLP indicate the specific package variant and tape-and-reel shipping.
- Applications: automotive brushless DC motor position sensing, wheel-speed/rotation sensing, encoders, and end-stop/limit sensing.
- Note: consult the official datasheet for exact electrical specs (thresholds, supply range, current, timing) for precise design.
If you need, I can summarize the exact specs from the datasheet.
Manufacturer
Manufacturer: Allegro MicroSystems, Inc.
What kind of company: A US-based semiconductor company that designs and manufactures sensing and motor-control ICs, notably Hall-effect and magnetic sensors for automotive and industrial applications.
What kind of company: A US-based semiconductor company that designs and manufactures sensing and motor-control ICs, notably Hall-effect and magnetic sensors for automotive and industrial applications.
Application
Typical applications for A8519KLPTR-T include non-contact magnetic position and speed sensing used in:
- Automotive: engine/powertrain sensors, wheel-speed/ABS related sensing
- Motor control: rotor position feedback for BLDC/stepper motors and motor encoders
- Rotary encoders and tachometers
- Industrial automation and robotics: position/speed feedback for automation equipment
- Proximity/limit sensing in equipment and machinery
- General non-contact magnetic sensing in consumer and industrial electronics
These use cases leverage its hall-effect/position-sensing capabilities for reliable, rugged feedback in harsh environments.
- Automotive: engine/powertrain sensors, wheel-speed/ABS related sensing
- Motor control: rotor position feedback for BLDC/stepper motors and motor encoders
- Rotary encoders and tachometers
- Industrial automation and robotics: position/speed feedback for automation equipment
- Proximity/limit sensing in equipment and machinery
- General non-contact magnetic sensing in consumer and industrial electronics
These use cases leverage its hall-effect/position-sensing capabilities for reliable, rugged feedback in harsh environments.
Package
An 8‑pin plastic SOIC (SOP‑8) package, with Tape & Reel (TR) packaging.
