Overview
The FSA5157L6X is a low on-resistance, low-power Single Pole Double Throw (SPDT) analog switch produced by onsemi. This device is designed for switching audio signals in various battery-powered applications, such as cellular phones, PDAs, and portable media players. It features ultra-low on-resistance, sub-μA current consumption, and a broad operating voltage range of 1.65 V to 4.3 V, making it ideal for power-sensitive designs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 1.65 | 4.3 | V | |
| On Resistance (RON) | 0.4 | 0.6 | Ω (at VCC = 2.7 V, IOUT = 100 mA) | |
| On Resistance Flatness (RFLAT(ON)) | 0.25 | Ω (at VCC = 2.7 V, IOUT = 100 mA) | ||
| Quiescent Supply Current (ICC) | -100 | 30 | nA (VIN = 0 V or VCC, IOUT = 0) | |
| Control Input Voltage High (VIH) | 1.4 | 2.3 | V (at VCC = 2.7 V to 4.3 V) | |
| Control Input Voltage Low (VIL) | 0.4 | 0.7 | V (at VCC = 2.7 V to 4.3 V) | |
| Turn-On Time (tON) | 55 | 60 | ns (at VCC = 3.6 V to 4.3 V) | |
| Turn-Off Time (tOFF) | 30 | 35 | ns (at VCC = 3.6 V to 4.3 V) | |
| Break-Before-Make Time (tBBM) | 5 | ns | ||
| Total Harmonic Distortion (THD) | 0.02 | % (at RL = 32 Ω, VIN = 2VPP, f = 20 Hz to 20 kHz) |
Key Features
- Ultra-low on-resistance of 0.4 Ω typical at VCC = 2.7 V
- Low power consumption with sub-μA current draw
- Broad VCC operating range: 1.65 V to 4.3 V
- Bi-directional operation and break-before-make functionality
- High-current handling capability up to 350 mA continuous current under 3.3 V supply
- Low THD of 0.02% typical for 32 Ω load
- Control logic is 1.8 V CMOS logic compatible
- Pb-free and RoHS compliant
- Available in 6-lead SC-88/SC-70 and SIP6 packages
Applications
- Cellular phones
- PDAs
- Portable media players
- Other battery-powered audio switching applications
Q & A
- What is the typical on-resistance of the FSA5157L6X?
The typical on-resistance of the FSA5157L6X is 0.4 Ω at VCC = 2.7 V and IOUT = 100 mA.
- What is the operating voltage range of the FSA5157L6X?
The operating voltage range of the FSA5157L6X is from 1.65 V to 4.3 V.
- What is the maximum continuous current handling capability of the FSA5157L6X?
The FSA5157L6X can handle up to 350 mA of continuous current under a 3.3 V supply.
- Is the FSA5157L6X Pb-free and RoHS compliant?
Yes, the FSA5157L6X is Pb-free and RoHS compliant.
- What are the typical turn-on and turn-off times for the FSA5157L6X?
The typical turn-on time is 55 ns to 60 ns, and the typical turn-off time is 30 ns to 35 ns at VCC = 3.6 V to 4.3 V.
- What is the break-before-make time for the FSA5157L6X?
The break-before-make time is 5 ns.
- What is the total harmonic distortion (THD) of the FSA5157L6X?
The THD is 0.02% typical for a 32 Ω load with VIN = 2VPP and f = 20 Hz to 20 kHz.
- What are the package options for the FSA5157L6X?
The FSA5157L6X is available in 6-lead SC-88/SC-70 and SIP6 packages.
- Is the control logic of the FSA5157L6X compatible with 1.8 V CMOS logic?
Yes, the control logic of the FSA5157L6X is compatible with 1.8 V CMOS logic.
- What is the maximum junction temperature for the FSA5157L6X?
The maximum junction temperature is +150°C.
