| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Wickmann / Littelfuse |
600V QUAD ISOLATED ANALOG SWITCH |
189 |
|
 |
Roving Networks / Microchip Technology |
IC ULTRASOUND SWITCH 1:1 28PLCC |
5 |
|
 |
Sanyo Semiconductor/ON Semiconductor |
IC USB SWITCH DUAL DPDT 10UMLP |
4427 |
|
 |
Honeywell Aerospace |
IC MUX ANLG 16-CH SINGLE 28-DIP |
0 |
|
 |
Roving Networks / Microchip Technology |
IC ULTRASOUND SWITCH 1:1 28PLCC |
84 |
|
 |
Maxim Integrated |
IC VIDEO SWITCH DUAL SPST 16SOIC |
214300 |
|
 |
Maxim Integrated |
IC CROSSPOINT SWITCH TRPL 36SSOP |
1080 |
|
 |
Analog Devices, Inc. |
CROSS POINT SWITCH, 1 FUNC, 8 CH |
34 |
|
 |
Analog Devices, Inc. |
IC SELECTOR 2:1 14GBPS 16QFN |
0 |
|
 |
Roving Networks / Microchip Technology |
IC ULTRASOUND SWITCH 1:1 48LQFP |
131 |
|
 |
SPDT, 2 FUNC, CMOS |
135029 |
|
|
 |
Analog Devices, Inc. |
IC VIDEO MULTIPLEXER 2X1 24SSOP |
0 |
|
 |
Analog Devices, Inc. |
SINGLE 8-TO-1 CAL-MUX |
139 |
|
 |
Analog Devices, Inc. |
IC CROSSPOINT SW 16X16 100LFCSP |
0 |
|
 |
Maxim Integrated |
IC AUDIO/VIDEO SWITCH 28QSOP |
0 |
|
 |
Analog Devices, Inc. |
CROSS POINT SWITCH,12 CHANNEL |
4041 |
|
 |
Intersil (Renesas Electronics America) |
IC SW USB/AUDIO DUAL SPT 10UTQFN |
0 |
|
 |
Sanyo Semiconductor/ON Semiconductor |
IC SWITCH AUD USB DPDT 10UQFN |
654000 |
|
 |
Zetex Semiconductors (Diodes Inc.) |
IC MUX/DEMUX 2:1 3.3V 20TQFN |
0 |
|
 |
Intersil (Renesas Electronics America) |
IC MULTIPLEXER DUAL 2:1 10TQFN |
0 |
|
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.