FAN2558S13X

LDO（低压降）线性电压调节器，Fairchild Semiconductor### LDO（低压降）线性电压调节器 - Fairchild Semiconductor低压降或 LDO 为线性电压稳压器。 我们有多种系列的线性稳压器。 LDO 稳压器可在输入 - 输出差分电压较小时运行。 LDO 电压稳压器可提供快速瞬态响应、宽输入电压范围、低静态电流、低噪声、高 PSRR。

General Description

The FAN2558/9 low voltage CMOS LDOs feature fixed or adjustable output voltage, 180mA load current, delayed power good output open drain and 1% output accuracy with excellent line and load regulation. An external bypass capacitor provides ultra-low noise operation.

The FAN2558/9 low voltage LDOs incorporate both thermal shutdown and short circuit protection. Output is stable with a 1µF, low ESR capacitor. The FAN2558/9 family is available in 5-Lead SOT-23, 6-Lead SOT-23 and 2x2mm MLP-6 packages.

Features

• Fixed 1.0V, 1.2V, 1.3V, 1.5V, 1.8V, 2.5V, 3.3V, 3.5V, 3.6V, 3.8V and Adjustable Output

• Power Good Indicator with Open Drain Output

• 180mA Output Current

• 100µA Ground Current

• Cbypassfor Low Noise Operation

• Fast Enable for CDMA Applications

• High Ripple Rejection

• Current Limit

• Thermal Shutdown

• Excellent Line and Load Regulation

• Requires Only 1µF Output Capacitor

• Stable with 0 to 300mΩESR

• TTL-level Compatible Enable Input

• Active Output Discharge

Applications

• Processor Power-up sequencing

• PDAs, Cell Phones

• Portable Electronic Equipment

• PCMCIA Vcc and Vpp regulation/switching