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US90A |
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| Part Number | US90A |
| Manufacturer | Melexis Microelectronic Systems |
| Description | The US90A/91A is a one-chip solution for driving two-coil brushless DC cooling fans. Based on the advanced Melexis CMOS process, the IC contains a Hall-effect sensor, dynamic offset correction and low... |
| Features |
Low cost High sensitivity Hall Sensor Locked rotor protection and auto-restart Power-efficient CMOS and power MOSFETs Built-in output protection clamping diode Integrated tachometer (US90A) or alarm (US91A) signal output 2-coil fan driver with FG/RD output in 4-pin VK / VA and 8-pin narrow SOIC packages (all RoHS Compliant)
Application Examples
12V/24V fans Peak current up to 500mA
Ordering Information
www.DataSheet4U.com
Part No. US90A US90A US90A US91A US91A US91A
Temperature Code E (-40° C to 85° C) E (-40° C to 85° C) E (-40° C to 85° C) E (-40° C to 85° C) E (-40° C to 85° C) E (-40° ... |
| Document |
 US90A Data Sheet
PDF 335.99KB |
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Desde 2024. D4U Semiconductor.
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