| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Texas Instruments |
IC USB SWITCH DUAL 1X2 10UQFN |
15877 |
|
 |
Intersil (Renesas Electronics America) |
IC USB SWITCH DPST OVP 8TDFN |
0 |
|
 |
Roving Networks / Microchip Technology |
IC CROSSPOINT SWITCH 8X8 |
184 |
|
 |
Texas Instruments |
IC ETHERNET SWITCH QUAD 16SOIC |
320 |
|
 |
Analog Devices, Inc. |
MAX4555 FORCE-SENSE SWITCH |
0 |
|
 |
Maxim Integrated |
IC MULTIPLEXER 8X1 32TQFN |
697 |
|
 |
AUTO SELECTING HS-USB SWITCH W/C |
80275 |
|
|
 |
Zetex Semiconductors (Diodes Inc.) |
IC VIDEO MUX/DEMUX 2X1 16QSOP |
0 |
|
 |
Zetex Semiconductors (Diodes Inc.) |
IC USB SWITCH HS 10UQFN |
483 |
|
 |
Roving Networks / Microchip Technology |
IC SWITCH 2:1 50MHZ 64VFQFN |
0 |
|
 |
Analog Devices, Inc. |
BIDIRECTIONAL RF/VIDEO SWITCH |
1394 |
|
 |
Zetex Semiconductors (Diodes Inc.) |
PCIE SWITCH V-QFN2545-20 T&R 3.5 |
3739 |
|
 |
Texas Instruments |
IC ETHERNET SWITCH QUAD 16TSSOP |
318 |
|
 |
Texas Instruments |
VIDEO MULTIPLEXER, 1 FUNC, 4 CHA |
10590 |
|
 |
NXP Semiconductors |
IC DIFF SWITCH 2:1 HUQFN16 |
6346 |
|
 |
Sanyo Semiconductor/ON Semiconductor |
TYPE C USB PROTECT SWITCH |
3000 |
|
 |
Texas Instruments |
DP3T SWITCH WITH IMPEDANCE DETEC |
48496 |
|
 |
DPDT, 1 FUNC, PDSO10 |
28000 |
|
|
 |
NXP Semiconductors |
IC MUX 6CH DISPLAY PORT 50TFBGA |
875 |
|
 |
Maxim Integrated |
IC SWITCH OCTAL SPDT 42TQFN |
223480 |
|
Special Purpose Analog Switches are semiconductor devices designed to route analog signals in specialized applications where standard switches cannot meet specific performance requirements. These ICs use MOSFET-based structures to control signal paths with optimized parameters for voltage range, frequency response, and signal integrity. Their importance in modern electronics stems from enabling precise signal management in critical systems like medical imaging, industrial automation, and high-frequency communication equipment.
| Type | Functional Features | Application Examples |
|---|---|---|
| High-Voltage Switches | Operate at >20V, enhanced isolation | Power supply switching in test equipment |
| High-Frequency Switches | GHz-range operation, low capacitance | RF signal routing in 5G infrastructure |
| Precision Switches | Ultra-low leakage (pA range), minimal distortion | Medical diagnostic equipment sensors |
| High-Current Switches | Handles >1A continuous current | Industrial motor control systems |
Typical architecture includes:
Specialized variants incorporate materials like gallium nitride (GaN) for high-power applications and silicon-on-insulator (SOI) for RF performance optimization.
| Parameter | Description | Importance |
|---|---|---|
| RON (On-Resistance) | Resistance in conducting state | Affects signal attenuation and power loss |
| IOFF (Off-Leakage) | Current in non-conducting state | Determines signal isolation quality |
| Bandwidth | Frequency range of effective operation | Limits maximum usable signal rate |
| Voltage Range | Operating voltage limits | Defines system compatibility |
| Switching Speed | Transition time between states | Impacts real-time control capabilities |
| Manufacturer | Product Family | Key Specifications |
|---|---|---|
| TI (Texas Instruments) | TS5A23157 | 5V, 1 RON, 40MHz bandwidth |
| Analog Devices | ADG5412 | 44V, 150 RON, -40 C to +125 C |
| NXP Semiconductors | PCA9546A | I2C-controlled, 4-channel, 5.5V |
| Maxim Integrated | MAX4735 | High-current, 1A rating |
Key considerations include:
Current development directions include:
Market growth is driven by 5G infrastructure (25% CAGR in RF switches) and EV battery management systems requiring high-voltage switching.