PCI Hot Swap Controllers
Analog Devices’s portfolio of PCI hot swap controllers offers a rugged and compact solution for safe board insertion and extraction in industrial computers and servers by utilizing multiple low voltage supplies specified in bus standards such as PCI, CompactPCI, and PCI Express. Features include bus prebiasing (precharge), local PCI reset logic, sequencing, integrated switches, and I2C monitoring and control.
Product Selection Table
Latest Resources
LT Journal
- Sep 2006 Compact Solution for Hot Swap and Supply Monitoring in CompactPCI and PCI Express Systems PDF
- Sep 2003 CompactPCI Hot Swap Controller with I2C Interface, Bus Precharge and On-Chip LOCAL_PCI_RESET# Logic PDF
- Dec 2001 CompactPCI Hot Swap Controllers with Bus Precharge, On-Chip Intercept of PCI Reset Signal and Much More PDF
- Aug 1998 Hot Swapping the PCI Bus Using the LTC1643 PDF
Design Notes
- DN360 - Protecting and Monitoring Hot Swappable Cards in High Availability Systems PDF
- DN353 - AdvancedTCA Hot Swap Controller Eases Power Distribution PDF
- DN346 - PCI Express Power and Mini Card Solutions PDF
- DN253 - LTC1646: Power Supply Isolation Controller Simplifies Hot Swapping the CompactPCI Bus for 5V-/3.3V-Only Applications PDF
- DN200 - Hot Swapping the CompactPCI Bus PDF
- Design Solutions 12 - Design Guidelines for CompactPCI Hot Swap Control Applications Using the LTC1644 PDF
PCI Hot Swap Controllers
| SortOrder | Part# | Circuit Breakers | Vin Range | Circuit Breaker Threshold | Circuit Breaker Accuracy (typ) (%) | Precharge | Features | Comments | Price (1000+) ($ US) |
|---|---|---|---|---|---|---|---|---|---|
| 1 | LTC4242 | 6 | 12, 3.3, 3.3 aux | 50mV (3.3,12), 550mA (3.3 aux) | 10 | Yes | - | Dual Slot Hot Swap Controller for PCI Express | $3.30 (LTC4242CG#PBF) |
| 2 | LTC4245 | 4 | ±12 or 3.3, 12, 3.3, 3.3 aux, 5 | 25mV (3.3,5), 50mV (±12) | 10 | Yes | 8-bit ADC, Digital Interface | Multiple Supply Hot Swap Controller with I2C Compatible Monitoring | $5.95 (LTC4245CG#PBF) |
| 3 | LTC4244 | 4 | ±12, 3.3, 5 | 52mV | 14 | Yes | - | Rugged CompactPCI bus hot swap controllers, -1 option for applications without –12V | $3.90 (LTC4244CGN#PBF) |
| 4 | LTC4240 | 4 | ±12, 3.3, 5 | 55mV | 9 | Yes | Digital Interface | Controls 3.3V,5V with N-Channel FETs, ±12V supplies controlled with internal switches. I2C compatibl | $4.25 (LTC4240CGN#PBF) |
| 5 | LTC4241 | 5 | ±12, 3.3, 3.3 aux, 5 | 55mV (3.3,5), 850mA (12), 450mA (-12) | 27 | No | - | Controls 3.3V,5V, and 3.3V Aux with N-Channel FETs, ±12V supplies controlled with internal switches. | $1.75 (LTC4241CGN#PBF) |
| 6 | LTC1643A | 4 | ±12V, 3.3, 5 | 53mV (5, 3.3), 850mA (12), 450mA (-12) | 24.5 | No | - | Controls 3.3V and 5V with N-Channel FETs, ±12V supplies controlled with internal switches for PCI an | $4.25 (LTC1643AHCGN#PBF) |
| 7 | LTC1644 | 4 | ±12V, 3.3, 5 | 55mV | 27 | Yes | - | 3.3V, 5V and ±12V supplies for CompactPCI, LOCAL_PCI_RST# logic, 1V precharge for data bus | $3.60 (LTC1644CGN#PBF) |
| 8 | LTC1646 | 2 | 2.7V to 7V | 56mV | 16 | Yes | - | 3.3V and 5V supplies for CompactPCI, LOCAL_PCI_RST# logic, 1V precharge for data bus | $3.40 (LTC1646CGN#PBF) |
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