Allegro MicroSystems A4949KLJTR-T Integrated Circuits (ICs)
IC FAN DRIVER BLDC 8SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
A4949KLJTR-T
Detailed Description
["Integrated Circuits (ICs)", "PMIC", "PMIC - Motor Drivers, Controllers"]
Package
8-SOIC (0.154", 3.90mm Width) Exposed Pad
Lifecycle Status
Obsolete
Datasheet
A4949KLJTR-T Datasheet
Quick Jump:
Technical Specifications
Allegro MicroSystems A4949KLJTR-T Integrated Circuits (ICs) technical specifications.
General
Interface
PWM
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
4V ~ 18V
Lifecycle Status
Obsolete
Technology
Power MOSFET
Output Current
1.8A
Output Configuration
Half Bridge (3)
Related Parts Comparison (A4949KLJTR-T vs A3981KLPTR-T vs A4935KJPTR-T vs A3967SLB-T)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 28-TSSOP | 48-LQFP Exposed Pad | 24-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TA) | -20°C ~ 150°C (TJ) |
| Supply Voltage | 4V ~ 18V | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V |
| Interface | PWM | SPI, Step/Direction | PWM | Logic |
| Lifecycle Status | Obsolete | Active | Active | Obsolete |
| Applications | Fan Motor Driver | Automotive | Automotive | General Purpose |
| Function | Fan Control | Driver - Fully Integrated, Control and Power Stage | Controller - Commutation, Direction Management | Driver - Fully Integrated, Control and Power Stage |
| Output Configuration | Half Bridge (3) | Half Bridge (4) | Pre-Driver - Half Bridge (3) | Half Bridge (4) |
| Package | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | 48-LQFP Exposed Pad | 24-SOIC (0.295", 7.50mm Width) |
| Technology | Power MOSFET | DMOS | Power MOSFET | Bipolar |
| RoHS | Yes | -- | Yes | Yes |
| Action |
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