BL8553 400mA CMOS Low Dropout Voltage Low consumption Regulator Outline： ： Features： ： • • • • • Low Power Consumption：7uA（Typ.） BL8553 series is a group of positive voltage output, low power consumption, low dropout voltage, three terminal regulator. It can provide 200mA output current when input / output voltage differential drops to 470mV（Vout=2.0V）。The very low power consumption of BL8553（Iq=7uA）can greatly improve natural life of batteries. Maximum Output Current： 400mA Small Dropout Voltage： 250mV@100mA (Vout=2.0V) 470mV@200mA (Vout=2.0V) Input Voltage Range：2.0V～10V Output Voltage Range：1.5V~6.0V （customized on command in 0.1V steps） BL8553 can provide output value in the range of 1.5V~6.0V in 0.1V steps. It also can • Highly Accurate：±2%(±1% customized） customized on command. • Output Current Limit BL8553 includes high accuracy voltage Applications： ： reference, error amplifier, current limit circuit and output driver module. • Battery Powered equipment • Power Management of MP3、PDA、DSC、 BL8553 has well load transient response Mouse、PS2 Games and good temperature characteristic, which can assure the stability of chip and power • Reference Voltage Source system. And it uses trimming technique to • Regulation after Switching Power guarantee output voltage accuracy within± 2%. BL8553 is available in SOT-89-3、SOT23-3、SOT-23-5 packages which is lead free，it also can available in these packages with lead. BL8553 Typical Application Circuit BL8553 Typical Performance Characteristic： ： BL8553-18PSM Dropout Voltage Vout（V） 1.8 Application hints： ： 1.7 1.65 Iout=100mA 1.6 Iout=200mA 1.55 NOTE1 ： Input capacitor (Cin=1uF) is recommended in all application circuit. Tantalum capacitor is recommended. NOTE2 ： Output capacitor (Cout=1uF) is recommended in all application to assure the stability of circuit. Tantalum capacitor is recommended. http://www.belling.com.cn 1.75 1.5 2 2.5 3 3.5 4 Vin（V） - 1Total 13 Pages 4.5 5 5.5 BL8553 Selection Guide： ： Pin Assignment： ： Product Classification BL8553-□□PRM BL8553-XX X X Package Type： RM：SOT-23-3 ARN：SOT-23-5 BRN：SOT-23-5 SM：SOT-89-3 Pin Configuration BL8553-□□PARN Temperature range： P：Standard （Default、lead free） C：Standard （customized） BL8553-□□PBRN Output Voltage： 15……1.5V 22……2.2V 25……2.5V 30……3.0V 35……3.5V …… 60……6.0V BL8553-□□PSM Pin Description： ： PIN Number SOT-23-3 SOT-89-3 1 3 2 － － 1 2 3 － － PIN Number SOT-23-5(A) SOT-23-5(B) 1 2 3 4 5 3 2 4 5 1 http://www.belling.com.cn PIN Name Function Vss Vin Vout NC NC Ground Supply voltage input Output Voltage No connect No connect PIN Name Function Vin Vss CE NC Vout Supply voltage input Ground Enable Pin No connect Output Voltage - 2Total 13 Pages BL8553 Product Classification： ： Output Product Name Voltage BL8553-15PRM BL8553-18PRM BL8553-22PRM BL8553-25PRM BL8553-30PRM ---------BL8553-60PRM BL8553-15PARN BL8553-18PARN BL8553-22PARN BL8553-25PARN BL8553-30PARN ---------BL8553-60PARN BL8553-15PSM BL8553-18PSM BL8553-22PSM BL8553-25PSM BL8553-30PSM ---------BL8553-60PSM 1.5V 1.8V 2.2V 2.5V 3.0V ---------6.0V 1.5V 1.8V 2.2V 2.5V 3.0V ---------6.0V 1.5V 1.8V 2.2V 2.5V 3.0V ---------6.0V Package Type Package Marking SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5 SOT-89-3 SOT-89-3 SOT-89-3 SOT-89-3 SOT-89-3 SOT-89-3 SOT-89-3 Block Diagram： ： Absolute Maximum Ratings： ： Max input voltage ---------------------------------------------------------------------------------- 10V Junction Temperature (TJ) ----------------------------------------------------------------------- 125°C Ambient Temperature(TA) ------------------------------------------------------------------------ -40°C～85°C Power Dissipation SOT-23-3 ------------------------------------------------------------------------------------------ 0.15W SOT-23-5 ------------------------------------------------------------------------------------------ 0.25W SOT-89-3 ------------------------------------------------------------------------------------------ 0.5W Storage Temperature(Ts) ------------------------------------------------------------------------ -45°C～150°C Lead Temperature and Time -------------------------------------------------------------------- 260°C,10S http://www.belling.com.cn - 3Total 13 Pages BL8553 Recommended Work Conditions： ： Item Input Voltage Range Ambient Temperature Min Recommended -40 Max 8 +125 unit V °C Electrical Characteristics： ： （Test Conditions：Cin=1uF,Cout=1uF,TA=25°C, unless otherwise specified. ） BL8553-1.8V Symbol Parameter Conditions Min Typ Vin Input Voltage Vout Output Voltage 1.764 1.8 Maximum Output Vin=Vout+1.0V,Vout>1.8 Iout(Max.) 400 Current V*0.95 Iout=100mA 300 Dropout Input-Output Voltage Voltage Differential Iout=200mA 600 Max 8 1.836 Units V V mA 400 700 mV ∆Vout ∆Vin ⋅ Vout Line Regulation Iout=40mA 2V≤Vin≤8V 0.2 0.3 %/V ∆Vout Load Regulation Vin=2.8V 1mA≤Iout≤100mA 20 40 mV Vin=Vout+1V 7 20 uA f=10Hz to 100kHz,Cout=1uF F=100Hz,Iout=40mA,Cout=1u F 40 uVrms 60 dB 50 ppm/°C Noise Quiescent Current Output Noise PSRR Ripple Rejection ∆Vout ∆T ⋅ Vout Output Voltage Temperature Coefficient Iq BL8553-2.0V Symbol Vin Vout Iout(Max.) Dropout Voltage Parameter Input Voltage Output Voltage Maximum Output Current Input-Output Voltage Differential ∆Vout ∆Vin ⋅ Vout Line Regulation ∆Vout Load Regulation Iq Noise PSRR ∆Vout ∆T ⋅ Vout Quiescent Current Output Noise Ripple Rejection Output Voltage Temperature Coefficient http://www.belling.com.cn Conditions Min Typ Vin=Vout+1.0V,Iout=40mA 1.96 2.0 Vin=Vout+1.0V,Vout>2.0V*0.95 400 Max 8 2.04 Units V V mA Iout=100mA 250 400 Iout=200mA 470 600 0.2 0.3 %/V 20 40 mV Vin=Vout+1V 7 20 uA f=10Hz to 100kHz,Cout=1uF F=100Hz,Iout=40mA,Cout=1uF 40 60 uVrms dB 50 ppm/°C Iout=40mA 2.2V≤Vin≤8V Vin=3.0V 1mA≤Iout≤100mA - 4Total 13 Pages mV BL8553 BL8553-3.0V Symbol Vin Vout Iout(Max.) Dropout Voltage Parameter Input Voltage Output Voltage Maximum Output Current Input-Output Voltage Differential ∆Vout ∆Vin ⋅ Vout Line Regulation ∆Vout Load Regulation Iq Noise PSRR ∆Vout ∆T ⋅ Vout Quiescent Current Output Noise Ripple Rejection Output Voltage Temperature Coefficient Conditions Min Typ Vin=Vout+1.0V,Iout=40mA Vin=Vout+1.0V,Vout>3.0V*0.95 2.94 3.0 Max 8 3.06 400 Units V V mA Iout=100mA 200 400 Iout=200mA 400 600 0.2 0.3 %/V 20 40 mV Vin=Vout+1V 7 20 uA f=10Hz to 100kHz,Cout=1uF F=100Hz,Iout=40mA,Cout=1uF 40 60 uVrms dB 50 ppm/°C Iout=40mA 3.2V≤Vin≤8V Vin=4.0V 1mA≤Iout≤100mA mV BL8553-3.3V Symbol Vin Vout Iout(Max.) Dropout Voltage Parameter Input Voltage Output Voltage Maximum Output Current Input-Output Voltage Differential ∆Vout ∆Vin ⋅ Vout Line Regulation ∆Vout Load Regulation Iq Noise PSRR ∆Vout ∆T ⋅ Vout Quiescent Current Output Noise Ripple Rejection Output Voltage Temperature Coefficient http://www.belling.com.cn Conditions Min Typ Vin=Vout+1.0V,Iout=40mA Vin=Vout+1.0V,Vout>3.3V*0.95 3.234 3.3 Max 8 3.366 400 Units V V mA Iout=100mA 200 400 Iout=200mA 400 600 0.2 0.3 %/V 20 40 mV Vin=Vout+1V 7 20 uA f=10Hz to 100kHz,Cout=1uF F=100Hz,Iout=40mA,Cout=1uF 40 60 uVrms dB 50 ppm/°C Iout=40mA 3.5V≤Vin≤8V Vin=4.3V 1mA≤Iout≤100mA - 5Total 13 Pages mV BL8553 Typical Application Circuit： ： Application hints： ： NOTE1 ： Input capacitor (Cin=1uF) is recommended in all application circuit. Tantalum capacitor is recommended. NOTE2 ： Output capacitor (Cout=1uF) is recommended in all application to assure the stability of circuit. Tantalum capacitor is recommended. Explanation： ： BL8553 is a series of low dropout voltage and low power consumption three pins regulator. Its application circuit is very simple, which only needs two outside capacitors. It is composed of these modules: high accuracy voltage reference, current limit circuit, error amplifier, output driver and power transistor. Current Limit module can keep chip and power system away from danger when load current is more than 400mA. BL8553 uses trimming technique to assure the accuracy of output value within±2%, at the same time, temperature compensated is elaborately considered in this chip, which makes BL8553’s temperature coefficient within 50ppm/℃。 Typical Performance Characteristics： ： 1.Load regulation Vout=1.8V Load regulation（Vin=2.8V） Vout=2V Load regulation （Vin=3V） Vout=3.3V Load regulation （Vin=4.3V） Vout=5V Load regulation （Vin=6V） http://www.belling.com.cn - 6Total 13 Pages BL8553 2. Line Regulation： ： Vout=1.8V Line regulation（Iout=40mA） Vout=3.3V Line regulation（Iout=40mA） Vout=2.0V Line regulation（Iout=40mA） Vout=5.0V Line regulation（Iout=40mA） 3.Input Voltage transient response: Vout=1.8V （Iout=10mA） Vout=2.0V（Iout=10mA） Vin=3.8V Vin=4.0V Vin=2.8V http://www.belling.com.cn Vin=3.0V - 7Total 13 Pages BL8553 Vout=3.3V （Iout=10mA） Vout=5.0V（Iout=10mA） Vin=5.3V Vin=7V Vin=4.3V Vin=6V 4.Load transient response: Vout=3.3V （Vin=4.3V） Vout=5.0V（Vin=6V） Iout=1m A Iout=1m A Iout=40mA Iout=40mA 5.Ripple rejection: http://www.belling.com.cn - 8Total 13 Pages BL8553 Package Outline： ： Package SOT-89-3 Devices per reel 1000 Unit Package Dimension: Taping Specification:（M1：Standard Type，M2：Customized） http://www.belling.com.cn - 9Total 13 Pages mm BL8553 Taping Reel Dimension： SOT-23-3: Package SOT-23-3 Devices per reel 3000 Package dimension： http://www.belling.com.cn - 10Total 13 Pages Unit mm BL8553 Taping Specification： Taping reel dimension： http://www.belling.com.cn - 11Total 13 Pages BL8553 SOT-23-5: Package SOT-23-5 Devices per reel 3000 Unit Package specification： Taping dimension：（M1：Standard Type ，M2：Customized） http://www.belling.com.cn - 12Total 13 Pages mm BL8553 Taping reel dimension： http://www.belling.com.cn - 13Total 13 Pages