Overview
The THS3121IDGN is a low-noise, high-output drive, current-feedback operational amplifier produced by Texas Instruments. This device is designed to operate over a wide supply range of ±5 V to ±15 V, making it suitable for various high-performance applications. The THS3121IDGN is known for its excellent ac performance characteristics, including a high slew rate and wide bandwidth, which enable high output voltage swings at high frequencies.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 8-HVSSOP (DGN), 8-MSOP (0.118, 3.00mm Width) Exposed Pad |
| Number of Pins | 8 |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage | ±5 V to ±15 V |
| Output Current Drive | 475 mA |
| Slew Rate | 1700 V/µs |
| Bandwidth | 130 MHz (G = 2, RL = 50 Ω) |
| Input Offset Voltage (Vos) | 2 mV |
| Power Supply Rejection Ratio (PSRR) | 62 dB |
| Common Mode Rejection Ratio | 62 dB |
| Peak Reflow Temperature | 260°C |
| RoHS Compliance | ROHS3 Compliant, Lead Free |
Key Features
- Low Noise: 1 pA/√Hz Noninverting Current Noise, 10 pA/√Hz Inverting Current Noise, and 2.5 nV/√Hz Voltage Noise.
- High Output Current Drive: Up to 475 mA.
- High Slew Rate: 1700 V/µs.
- Wide Bandwidth: 130 MHz (G = 2, RL = 50 Ω).
- Wide Supply Range: ±5 V to ±15 V.
- High Performance AC Characteristics: Well-regulated ac performance with a 0.1-dB flat bandwidth exceeding 90 MHz.
Applications
- Video Distribution: Suitable for high-quality video signal distribution.
- Power FET Driver: Can drive power FETs efficiently.
- Pin Driver: Used in driving pins in various applications.
- Capacitive Load Driver: Capable of driving capacitive loads without oscillation.
Q & A
- What is the package type of the THS3121IDGN?
The THS3121IDGN is available in 8-HVSSOP (DGN) and 8-MSOP (0.118, 3.00mm Width) Exposed Pad packages.
- What is the operating temperature range of the THS3121IDGN?
The operating temperature range is -40°C to 85°C.
- What is the supply voltage range for the THS3121IDGN?
The supply voltage range is ±5 V to ±15 V.
- What is the output current drive capability of the THS3121IDGN?
The output current drive is up to 475 mA.
- What is the slew rate of the THS3121IDGN?
The slew rate is 1700 V/µs.
- What is the bandwidth of the THS3121IDGN?
The bandwidth is 130 MHz (G = 2, RL = 50 Ω).
- Is the THS3121IDGN RoHS compliant?
Yes, the THS3121IDGN is ROHS3 compliant and lead-free.
- What are some common applications of the THS3121IDGN?
Common applications include video distribution, power FET driver, pin driver, and capacitive load driver.
- What is the peak reflow temperature for the THS3121IDGN?
The peak reflow temperature is 260°C.
- Does the THS3121IDGN have a power-down feature?
No, the THS3121IDGN does not have a power-down feature; this feature is available in the THS3120 model.
