BL8558

产品特点
技术文档

Features	VIN	VOUT	Accu.	PSRR	IQ	IOUT(Max)	Package	Application	Reference
Low Noise High PSRR Output Discharge	Max8V~V	1.2~4.5V	±2%	66	75μA	500mA	SOT89-3 SOT23-5	电池供电设备	RT9013 RT9017

8V,500mA,高PSRR,低噪声

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 command. 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.

优势特点

Low Power Consumption: 75μA（Typ.）
Low output noise (47μVRMS)
Standby Mode: 0.1μA
Low dropout Voltage: 0.46V@500mA (Typ.)
High Ripple Rejection: 66dB@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 command every 0.1V step)
Highly Accurate: ±2% (±1% customized)
Output Current Limit

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