Overview
The NCS2001SQ2T2G is a sub-one volt, rail-to-rail operational amplifier produced by onsemi. It is designed to operate over a wide power supply range from 0.9 V to 7.0 V, making it ideal for applications powered by single cell Nickel Cadmium (NiCd) or Nickel Metal Hydride (NiMH) batteries. This amplifier features a unique input topology using N-Channel depletion mode MOSFETs, which extends the input common mode voltage range to encompass the power supply rails. The NCS2001SQ2T2G is available in the compact SC70-5 package, making it suitable for small portable electronic applications.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Supply Voltage (VCC to VEE) | VS | 0.9 to 7.0 | V |
| Input Differential Voltage Range | VIDR | VEE - 300 mV to 7.0 V | V |
| Input Common Mode Voltage Range | VICR | VEE - 300 mV to 7.0 V | V |
| Output Short Circuit Duration | tSc | Indefinite | sec |
| Junction Temperature | TJ | 150 | °C |
| Operating Ambient Temperature Range | TA | -40 to +105 | °C |
| Unity Gain Bandwidth | GBW | 1.4 MHz at ±2.5 V, 1.1 MHz at ±0.5 V | MHz |
| Slew Rate | SR | 2.2 V/μs | V/μs |
| Input Offset Voltage | VIO | 0.5 mV | mV |
| Input Bias Current | IIB | 40 pA | pA |
Key Features
- Sub-One Volt Operation: Guaranteed operation down to 0.9 V.
- Rail-to-Rail Input and Output: Common mode input voltage range and output drive capability extend to the power supply rails.
- No Output Phase Reversal: No phase reversal occurs even with overdriven input signals.
- Low Input Offset Voltage: Trimmed input offset voltage of 0.5 mV.
- Extremely Low Input Bias Current: Input bias current as low as 40 pA.
- High Unity Gain Bandwidth: 1.4 MHz at ±2.5 V and 1.1 MHz at ±0.5 V.
- Compact Packaging: Available in SOT23-5 and SC70-5 packages.
- Environmental Compliance: Pb-free and RoHS compliant.
Applications
- Single Cell NiCd / NiMH Battery Powered Applications: Ideal for devices powered by single cell batteries.
- Cellular Telephones and Pagers: Suitable for mobile communication devices.
- Personal Digital Assistants (PDAs): Used in handheld computing devices.
- Electronic Games and Toys: Applicable in portable gaming devices.
- Digital Cameras and Camcorders: Used in imaging and video recording devices.
- Hand Held Instruments: Suitable for various portable measurement and diagnostic tools.
- Signal Conditioning and Sensor Interfaces: Used in industrial and white goods applications.
Q & A
- What is the minimum supply voltage for the NCS2001SQ2T2G?
The minimum supply voltage is 0.9 V.
- What is the input common mode voltage range for this amplifier?
The input common mode voltage range is from VEE - 300 mV to 7.0 V.
- Does the NCS2001SQ2T2G exhibit output phase reversal with overdriven inputs?
No, it does not exhibit output phase reversal with overdriven inputs.
- What is the typical input offset voltage of the NCS2001SQ2T2G?
The typical input offset voltage is 0.5 mV.
- What is the input bias current of the NCS2001SQ2T2G?
The input bias current is as low as 40 pA.
- What is the unity gain bandwidth of the NCS2001SQ2T2G at ±2.5 V supply voltage?
The unity gain bandwidth is 1.4 MHz at ±2.5 V supply voltage.
- What are the available package types for the NCS2001SQ2T2G?
The available package types are SOT23-5 and SC70-5.
- Is the NCS2001SQ2T2G environmentally compliant?
Yes, it is Pb-free and RoHS compliant.
- What is the operating ambient temperature range for the NCS2001SQ2T2G?
The operating ambient temperature range is -40°C to +105°C.
- What are some typical applications of the NCS2001SQ2T2G?
Typical applications include single cell battery-powered devices, cellular telephones, pagers, PDAs, electronic games, digital cameras, and hand-held instruments.
