Overview
The LM2665M6/NOPB, manufactured by Texas Instruments, is a CMOS charge-pump voltage converter designed to operate as either a voltage doubler or a voltage divider. This component is particularly useful in applications where a simple and efficient means of voltage conversion is required without the need for an inductor. The LM2665M6/NOPB is housed in a 6-pin SOT-23 package, making it suitable for space-constrained designs. It operates with an input voltage range of 2.5 V to 5.5 V and can provide up to 40 mA of output current, making it ideal for various portable and handheld devices.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.5 V to 5.5 V |
| Output Current | Up to 40 mA |
| Package Type | SOT-23-6 |
| Oscillator Frequency | 160 kHz |
| Operating Current | 650 µA (typical) |
| Shutdown Current | 1 µA (typical) |
| Efficiency | Greater than 90% with most loads |
| RoHS Compliance | Yes (NOPB version) |
Key Features
- Operates as a voltage doubler or divider without the need for an inductor.
- Input voltage range: 2.5 V to 5.5 V.
- Output current up to 40 mA.
- High operating efficiency (greater than 90% with most loads).
- Low operating current: 650 µA (typical).
- Low shutdown current: 1 µA (typical).
- 160 kHz oscillator frequency to reduce output resistance and voltage ripple.
- Compact SOT-23-6 package.
Applications
- Operational Amplifier Power Suppliers
- Interface Power Suppliers
- Handheld Instruments
- Fire Detection and Notification Systems
- Industrial Handheld Radios
- Blood Pressure Monitors
Q & A
- What is the primary function of the LM2665M6/NOPB? The LM2665M6/NOPB operates as a voltage doubler or divider, converting input voltages without the need for an inductor.
- What is the input voltage range for the LM2665M6/NOPB? The input voltage range is 2.5 V to 5.5 V.
- How much output current can the LM2665M6/NOPB provide? The LM2665M6/NOPB can provide up to 40 mA of output current.
- What is the package type of the LM2665M6/NOPB? The component is housed in a 6-pin SOT-23 package.
- What is the oscillator frequency of the LM2665M6/NOPB? The oscillator frequency is 160 kHz.
- What is the typical operating current of the LM2665M6/NOPB? The typical operating current is 650 µA.
- What is the typical shutdown current of the LM2665M6/NOPB? The typical shutdown current is 1 µA.
- Is the LM2665M6/NOPB RoHS compliant? Yes, the NOPB version is RoHS compliant.
- In what types of applications is the LM2665M6/NOPB commonly used? It is commonly used in handheld instruments, fire detection systems, industrial handheld radios, and blood pressure monitors.
- Why is the LM2665M6/NOPB preferred in space-constrained designs? It is preferred due to its compact SOT-23-6 package and high efficiency.
