BL8558
BL8558 is fast response 500mA LDO regulator manufactured by BELLING.
Low noise, fast response 500m A LDO regulator
Features
：
- Low Power Consumption: 75u A（Typ.）
- Low output noise (47u VRMS)
- Standby Mode: 0.1u A
- Low dropout Voltage: 0.46V@500m A (Typ.)
- High Ripple Rejection: 66d B@100Hz (Typ.)
- Low Temperature Coefficient: ±100ppm/°C
- Excellent Line regulation: 0.05%/V
- Build-in chip enable and discharge circuit
- Output Voltage Range: 1.2V~4.5V
(customized on mand every 0.1V step)
- Highly Accurate: ±2% (±1% customized)
- Output Current Limit
Applications：
- Power source for cellular phones and various kind of PCSs
- Battery Powered equipment
- Power Management of MP3, PDA, DSC,
Mouse, PS2 Games
- Reference Voltage Source
- Regulation after Switching Power
General Description：
BL8558 series is a group of positive voltage output, low power consumption, low dropout voltage regulator.
BL8558 can provide output value in the range of 1.2V~4.5V every 0.1V step. It also can be customized on mand.
BL8558 includes high accuracy voltage reference, error amplifier, current limit circuit and output driver module with discharge capability.
BL8558 has excellent load and line transient response and good temperature characteristics, which can assure the stability of chip and power system. And it uses trimming technique to guarantee output voltage accuracy within±2%.
BL8558 is available in SOT-23-5, SOT89-3, SOT23-3, TO92 packages which are lead free.
BL8558 Typical Application Circuit...
