Overview
The FSA4157AP6X is a high-performance Single Pole/Double Throw (SPDT) analog switch produced by onsemi. This device is part of the FSA4157A series, which is known for its ultra-low on-resistance and wide operating voltage range. Although the FSA4157 and FSA4157A are not recommended for new designs, they remain relevant for existing applications due to their advanced features and performance characteristics.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC (Supply Voltage) | 2.7 | 5.5 | V | ||
| RON (On Resistance) | VCC = 4.5V, IOUT = 100mA | 0.95 | 1.15 | 1.3 | Ω |
| ΔRON (On Resistance Flatness) | VCC = 4.5V, IOUT = 100mA | 0.06 | 0.12 | 0.15 | Ω |
| tON (Turn-On Time) | B0 or B1 = 1.5V, RL = 50Ω, CL = 35pF | 50 | 60 | 65 | ns |
| ICC (Quiescent Supply Current) | VIN = 0V or VCC, IOUT = 0V | 0.1 | 0.5 | 1.0 | μA |
| ISW (Switch Current) | 200 | mA | |||
| PD (Power Dissipation at 85°C) | SC70 6L Package | 180 | mW | ||
| TSTG (Storage Temperature Range) | -65 | 150 | °C |
Key Features
- Ultra-low on-resistance (RON) of 1.15 Ω maximum at 4.5V VCC
- Low RON flatness of 0.3 Ω maximum at 4.5V VCC
- Broad VCC operating range: 2.7V to 5.5V for FSA4157A
- Fast turn-on and turn-off times
- Break-before-make enable circuitry
- Over-voltage tolerant TTL-compatible control circuitry
- Space-saving 6-lead Pb-Free MicroPak and SC70 6 packages
- Lower ICC when the S input is lower than VCC (FSA4157A)
- Pb-Free and RoHS compliant
Applications
The FSA4157AP6X is suitable for various applications requiring high-performance analog switching, including:
- Mobile handsets: Direct interface with baseband processor general purpose I/Os due to low quiescent current.
- Audio and video switching: Fast switching times and low on-resistance make it ideal for audio and video signal routing.
- Industrial control systems: Reliable and robust operation over a wide temperature range.
- Medical devices: Low power consumption and compact packaging are beneficial for medical equipment.
Q & A
- What is the maximum on-resistance (RON) of the FSA4157AP6X at 4.5V VCC?
The maximum on-resistance (RON) is 1.15 Ω at 4.5V VCC.
- What is the operating voltage range for the FSA4157A?
The operating voltage range for the FSA4157A is 2.7V to 5.5V.
- What is the turn-on time for the FSA4157AP6X?
The turn-on time is typically 60 ns for B0 or B1 = 1.5V, RL = 50Ω, CL = 35pF.
- Does the FSA4157AP6X have break-before-make enable circuitry?
Yes, the FSA4157AP6X features break-before-make enable circuitry.
- Is the FSA4157AP6X Pb-Free and RoHS compliant?
Yes, the FSA4157AP6X is Pb-Free and RoHS compliant.
- What are the typical applications for the FSA4157AP6X?
Typical applications include mobile handsets, audio and video switching, industrial control systems, and medical devices.
- What is the maximum switch current for the FSA4157AP6X?
The maximum switch current is 200 mA.
- What is the storage temperature range for the FSA4157AP6X?
The storage temperature range is -65°C to +150°C.
- Does the FSA4157AP6X have over-voltage tolerant TTL-compatible control circuitry?
Yes, the FSA4157AP6X has over-voltage tolerant TTL-compatible control circuitry.
- What is the quiescent supply current (ICC) for the FSA4157AP6X when VIN is lower than VCC?
The quiescent supply current (ICC) is lower when the S input is lower than VCC, typically in the range of 0.1 to 1.0 μA.
- Is the FSA4157AP6X available in tape and reel packaging?
Yes, the FSA4157AP6X is available in tape and reel packaging.
