Overview
The LM324WDT is a quad operational amplifier (op-amp) produced by Rohm Semiconductor. This integrated circuit is part of the LM324 series, known for its high gain, low power consumption, and wide operating voltage range. The LM324WDT is particularly designed for applications requiring multiple op-amps in a single package, enhancing circuit simplicity and reducing component count.
Key Specifications
| Parameter | Symbol | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Operating Supply Voltage (Single Supply) | VCC | 3 | - | 36 | V |
| Operating Supply Voltage (Dual Supply) | VCC | ±1.5 | - | ±18 | V |
| Supply Current | Icc | - | 0.7 | - | mA |
| Input Bias Current | Ib | - | 20 | - | nA |
| Input Offset Voltage | Vio | - | 3 | - | mV |
| Operating Temperature Range | Tamb | 0 | - | 70 | °C |
| ESD Rating (HBM) | - | - | - | 700 | V |
| ESD Rating (CDM) | - | - | - | 1500 | V |
Key Features
- Operable with a single power supply or dual power supply.
- Wide operating supply voltage range: 3V to 36V (single supply) or ±1.5V to ±18V (dual supply).
- Low supply current: typically 0.7 mA.
- High open-loop voltage gain.
- Low input bias current: typically 20 nA.
- Input and output are operable down to ground sense.
- High channel separation.
- Available in various packages including SO14, TSSOP14, and QFN16 3x3.
Applications
- Current sense applications.
- Buffer applications.
- Active filters.
- Consumer electronics.
- General-purpose analog circuitry where multiple op-amps are required.
Q & A
- What is the operating supply voltage range of the LM324WDT?
The LM324WDT can operate with a single power supply from 3V to 36V or with a dual power supply from ±1.5V to ±18V.
- What is the typical supply current of the LM324WDT?
The typical supply current is 0.7 mA.
- What is the input bias current of the LM324WDT?
The input bias current is typically 20 nA.
- What is the operating temperature range of the LM324WDT?
The operating temperature range is from 0°C to 70°C.
- What are the ESD ratings for the LM324WDT?
The ESD ratings are 700 V for HBM and 1500 V for CDM.
- In what packages is the LM324WDT available?
The LM324WDT is available in SO14, TSSOP14, and QFN16 3x3 packages.
- What are some common applications of the LM324WDT?
Common applications include current sense, buffer, active filters, and consumer electronics.
- How many operational amplifiers are integrated in the LM324WDT?
The LM324WDT integrates four independent operational amplifiers.
- What is the input offset voltage of the LM324WDT?
The input offset voltage is typically 3 mV.
- Is the LM324WDT suitable for high-temperature applications?
No, the LM324WDT is not suitable for high-temperature applications, with an operating temperature range limited to 0°C to 70°C.
