Overview
The TS321IDBVR is a low-power single operational amplifier produced by Texas Instruments. This device is designed for cost-sensitive applications where space savings are crucial. It is available in the compact SOT-23 package, making it ideal for a variety of applications requiring minimal footprint.
The TS321 can operate on a single supply voltage ranging from 3 V to 30 V or a dual supply voltage ranging from ±1.5 V to ±15 V. This versatility makes it suitable for a wide range of signal conditioning applications.
Key Specifications
| Parameter | Test Conditions | MIN | TYP | MAX | UNIT |
|---|---|---|---|---|---|
| Supply Voltage (Single) | 3 | 30 | V | ||
| Supply Voltage (Dual) | ±1.5 | ±15 | V | ||
| Differential Input Voltage | ±32 | ±32 | V | ||
| Input Voltage Range | -0.3 | 32 | V | ||
| Input Current | 50 | mA | |||
| Operating Virtual Junction Temperature | 150 | °C | |||
| Input Offset Voltage | VCC+ = 5 V, VCC– = GND, VO = 1.4 V | 0.5 | 4 | mV | |
| Supply Current | VCC+ = 5 V, VCC– = GND | 500 | μA | ||
| Input Bias Current | VCC+ = 5 V, VCC– = GND | 20 | nA | ||
| Gain Bandwidth Product | 0.8 | MHz |
Key Features
- Wide Power-Supply Range: Single supply from 3 V to 30 V or dual supply from ±1.5 V to ±15 V.
- Large Output Voltage Swing: From 0 V to 3.5 V (minimum) with VCC = 5 V.
- Low Supply Current: Typical supply current of 500 μA.
- Low Input Bias Current: Typical input bias current of 20 nA.
- Stability With High Capacitive Loads: Stable operation with high capacitive loads, particularly at unity gain.
Applications
- Desktop PCs: Suitable for various analog signal processing tasks.
- HVAC (Heating, Ventilating, and Air Conditioning): Used in control and monitoring circuits.
- Portable Media Players: Ideal for audio and signal processing applications.
- Refrigerators and Washing Machines: Used in high-end and low-end appliances for control and monitoring.
Q & A
- What is the operating voltage range of the TS321?
The TS321 can operate on a single supply voltage from 3 V to 30 V or a dual supply voltage from ±1.5 V to ±15 V.
- What is the typical supply current of the TS321?
The typical supply current is 500 μA.
- What is the input bias current of the TS321?
The typical input bias current is 20 nA.
- Is the TS321 stable with high capacitive loads?
Yes, the TS321 is stable with high capacitive loads, especially at unity gain.
- What are the common applications of the TS321?
The TS321 is used in desktop PCs, HVAC systems, portable media players, refrigerators, and washing machines.
- What is the gain bandwidth product of the TS321?
The gain bandwidth product is 0.8 MHz.
- What is the maximum operating virtual junction temperature of the TS321?
The maximum operating virtual junction temperature is 150°C.
- Can the TS321 handle short circuits to ground?
Yes, the TS321 can handle short circuits to ground for an unlimited duration.
- What is the recommended layout practice for the TS321?
Good PCB layout practices, including the use of bypass capacitors close to the power-supply pins, are recommended to reduce noise and ensure optimal performance.
- What are the package options available for the TS321?
The TS321 is available in SOIC (8-pin) and SOT-23 (5-pin) packages.
