- RS Stock No.:
- 191-3991
- Mfr. Part No.:
- MAX6643LBBAEE+
- Brand:
- Maxim Integrated
This product is currently unavailable to backorder.
Unfortunately, we don’t have this product in stock and it’s not available to backorder at this time.
Price Each (In a Tube of 100)
£2.153
(exc. VAT)
£2.584
(inc. VAT)
Units | Per unit | Per Tube* |
100 - 200 | £2.153 | £215.30 |
300 - 400 | £2.084 | £208.40 |
500 + | £1.998 | £199.80 |
*price indicative |
- RS Stock No.:
- 191-3991
- Mfr. Part No.:
- MAX6643LBBAEE+
- Brand:
- Maxim Integrated
Technical Reference
Legislation and Compliance
Product Details
Simple, Automatic Fan-Speed Control
Internal and External Temperature Sensing
Detect Fan Failure Through Locked-Rotor Output, Tachometer Output, or Fan-Supply Current Sensing
Multiple, 1.6% Output Duty-Cycle Steps for Low Audibility of Fan-Speed Changes
Pin-Selectable or Factory-Selectable Low-Temperature Fan Threshold
Pin-Selectable or Factory-Selectable High-Temperature Fan Threshold
Spin-Up Time Ensures Fan Start
Fan-Start Delay Minimizes Power-Supply Load at Power-Up
32Hz PWM Output
Controlled Duty-Cycle Rate-of-Change Ensures Good Acoustic Performance
2°C Temperature-Measurement Accuracy
Active-Low FULLSPD/FULLSPD Input Sets PWM to 100%
Pin-Selectable Active-Low OT Output Threshold
16-Pin QSOP and 10-Pin μMAX Packages
Applications
Desktop Computers
Networking Equipment
Servers
Storage Equipment
Workstations
Internal and External Temperature Sensing
Detect Fan Failure Through Locked-Rotor Output, Tachometer Output, or Fan-Supply Current Sensing
Multiple, 1.6% Output Duty-Cycle Steps for Low Audibility of Fan-Speed Changes
Pin-Selectable or Factory-Selectable Low-Temperature Fan Threshold
Pin-Selectable or Factory-Selectable High-Temperature Fan Threshold
Spin-Up Time Ensures Fan Start
Fan-Start Delay Minimizes Power-Supply Load at Power-Up
32Hz PWM Output
Controlled Duty-Cycle Rate-of-Change Ensures Good Acoustic Performance
2°C Temperature-Measurement Accuracy
Active-Low FULLSPD/FULLSPD Input Sets PWM to 100%
Pin-Selectable Active-Low OT Output Threshold
16-Pin QSOP and 10-Pin μMAX Packages
Applications
Desktop Computers
Networking Equipment
Servers
Storage Equipment
Workstations
Specifications
Attribute | Value |
---|---|
Output Configuration | PWM |
Maximum Output Current | 1mA |
Maximum Supply Voltage | 5.5 V |
Mounting Type | Surface Mount |
Package Type | QSOP |
Pin Count | 16 |
Maximum Operating Supply Voltage | 5.5 V |
Minimum Operating Supply Voltage | 3 V |
Length | 4.98mm |
Product Width | 3.99mm |
Dimensions | 4.98 x 3.99 x 0.254mm |
Maximum Operating Temperature | +125 °C |
Height | 0.25mm |
Minimum Operating Temperature | -40 °C |
Width | 3.99mm |
Product Height | 0.254mm |
Product Length | 4.98mm |
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