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BL4054B Datasheet(PDF) 6 Page - SHANGHAI BELLING CO., LTD. |
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BL4054B Datasheet(HTML) 6 Page - SHANGHAI BELLING CO., LTD. |
6 / 16 page PPMIC BU www.belling.com.cn BL4054/BL4054B Rev 1.4 Belling Proprietary Information. Unauthorized Photocopy and Duplication Prohibited 5/2009 ©2009 Belling All Rights Reserved 6 BL4054/BL4054B 800mA Standalone Linear Li-Ion Battery Charger with Thermal Regulation in SOT23-5/TSOT23-5 VMSD, RISE Manual Shutdown Threshold, PROG rising 1.15V 1.21V 1.3V VMSD, FALL Manual Shutdown Threshold, PROG falling 0.95V 1.0V 1.05V VASD, RISE Automatic Shutdown Threshold, BAT rising 5mV 30mV 50mV VASD, FALL Automatic Shutdown Threshold, BAT falling 70mV 100mV 140mV ITERM C/10 Termination Current Threshold 85mV 100mV 115mV VRECHRG Auto Recharge Battery Voltage 4V 4.05V 4.1V ICHRGb CHRGb Pin Weak Pull-down Current 8 µA 12 µA 35 µA VCHRGb CHRGb Pin Output Low Voltage 0.35V 0.6V TLIM Junction Temperature In Constant Temperature Mode 120°C RON Power FET ON Resistance 600m TSS Soft-Start Time RPROG =2k 50 µs TRECHRG Recharge Comparator Filter Time 0.75ms 2ms 4.5ms TTERM Termination Comparator Filter Time 0.4ms 1ms 2.5ms IPROG PROG Pin Pull-up Current 3 µA Note 5: 100% production test at +25°C. Specifications over the temperature range are guaranteed by design and characterization. Note 6: Supply current includes PROG pin current (approximately 100 µA) but does not include any current delivered to the battery through the BAT pin (approximately 100mA). Typical Performance Characteristics 4.0 4.5 5.0 5.5 6.0 6.5 7.0 0.990 0.995 1.000 1.005 1.010 VCC(V) PROGPin Voltage vs Supply Voltage (Constant Current Mode) VCC=5V VBAT=4V TA=25 °C RPROG=10K -50 -25 0 25 50 75 100 1.0000 1.0025 1.0050 1.0075 1.0100 1.0125 1.0150 1.0175 1.0200 TEMPERATURE( °C) PROGPinVoltage vs Temperature VCC=5V VBAT=4V RPROG=10K 0.00 0.25 0.50 0.75 1.00 1.25 0 100 200 300 400 500 600 VPROG(V) Charge Current vs PROGPin Voltage VCC=5V TA=25 °C RPROG=2K |
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