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MC33094DW
+BOMMC33094, IGNITION CONTROL, SOIC
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ManufacturerMotorola
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Mfr. Part #MC33094DW
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Datasheet MC33094DW DataSheet
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Package SOIC-16
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In Stock3235
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Specifications
| Attribute | Value |
| Package | Bulk |
| ProductStatus | Active |
| Type | Electrical Ignition Control Circuit |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.295, 7.50mm Width) |
Overview
Description
The device operates over a wide temperature range, making it suitable for use in harsh automotive conditions. Its design includes a precision voltage reference and a comparator, which contribute to its accuracy and reliability in maintaining desired voltage levels. The MC33094DW is housed in a surface-mount package, facilitating easy integration into circuits. Overall, the MC33094DW is a versatile and reliable solution for applications requiring stringent voltage regulation and monitoring.
Equivalent
1. TL7705A from Texas Instruments
2. LM2903 from Texas Instruments
3. NCP81253 from ON Semiconductor
4. MAX809/MAX810 from Maxim Integrated
5. ADM809/ADM810 from Analog Devices
These alternatives offer similar functionalities such as voltage monitoring and reset functions but may differ in some specifications, so it's important to check the datasheets for compatibility.
Features
1. Zero-Speed Detection: It can detect wheel movement at very low speeds, crucial for ABS functionality.
2. Wide Voltage Range: Operates over a broad voltage range, making it suitable for automotive battery conditions.
3. Temperature Compensation: Ensures consistent performance across a wide temperature range, typically required in automotive environments.
4. Magnetic Field Sensing: Utilizes a Hall-effect sensor to detect changes in magnetic fields produced by a rotating target wheel.
5. Output Compatibility: Provides digital output signals compatible with microcontrollers and other digital systems.
6. Robust Design: Built to withstand harsh automotive environments, including noise, vibration, and temperature fluctuations.
7. Compact Package: Offered in a small, surface-mount package (SOIC), facilitating easy integration into automotive electronics systems.
These features make the MC33094DW suitable for reliable wheel speed sensing in automotive braking systems.
Pinout
The main functions of the MC33094DW include:
1. Voltage Regulation: It provides a stable output voltage to power the microcontroller and other components in the system.
2. Ignition Control: It manages the ignition coil's primary current, which is crucial for timing the ignition spark in combustion engines.
3. Overvoltage Protection: It protects against voltage spikes that can occur in automotive environments.
4. Diagnostics: The IC often includes diagnostic features to monitor system performance and ensure reliable engine operation.
Please refer to the specific datasheet for pin configuration and detailed functionality, as actual implementation might vary slightly depending on the version or specific application requirements.