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データシートサーチシステム |
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データシートサーチシステム |
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LM3658SDX データシート(PDF) 4 Page - Texas Instruments |
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LM3658SDX データシート(HTML) 4 Page - Texas Instruments |
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4 / 21 page  LM3658 SNVS328E – MAY 2005 – REVISED MARCH 2007 www.ti.com ELECTRICAL CHARACTERISTICS (continued) Unless otherwise noted, VCC (VCHG_IN and/or VUSBpwr) = 5V, VBATT = 3.5V. CCHG_IN = 1 µF, CUSBpwr = 1 µF, CBATT = 1 µF. Typical values and limits appearing in normal type apply for TJ = 25°C. Limits appearing in boldface type apply over TJ = 0°C to +85°C. (1)(2)(3) Symbol Parameter Conditions Min Typ Max Units ICHG CHG_IN Full-Rate Charge 6V ≥ VCC ≥ 4.5V Current Range (see full-rate VBATT < VCC – VOK_CHG 50 1000 mA charge mode description) VFULL_RATE < VBATT < VTERM ICHG = KISET/RISET ICHG CHG_IN Full Rate Charge RISET = 10kΩ 220 245 270 Current RISET = 5 kΩ 465 500 535 mA RISET = 3.3kΩ 700 760 820 KISET Charge Current Set Coefficient 6V ≥ VCC ≥ 4.5V ICHG = KISET/RISET (see full-rate VBATT < VCC – VOK_CHG 2500 A Ω charge mode description) VFULL_RATE < VBATT < VTERM VISET Charge Current Set Voltage 6V ≥ VCC ≥ 4.5V VBATT < VCC – VOK_CHG 2.5 V VFULL_RATE < VBATT < VTERM IUSB_L USB Full-Rate Charge Low 80 90 100 mA Current IUSB_H USB Full-Rate Charge High 400 450 500 mA Current IPREQUAL Pre-Qualification Current VBATT = 2V, for both AC adapter and USB 35 45 55 mA VFULL_RA Full-Rate Qualification VBATT rising, transition from pre-qualification to full- 2.9 3.0 3.1 V TE Threshold rate charging Full Rate Hysteresis VBATT falling 50 60 70 mV IEOC End-of-Charge Current, Percent 6V ≥ VCC ≥ 4.5V from Full-Range Current VBATT < VCC – VOK_CHG 7 9 11 % VFULL_RATE < VBATT < VTERM ITOPOFF Minimum Top-Off Charge 6V ≥ VCC ≥ 4.5V Current VBATT < VCC – VOK_CHG 1.25 2.5 3.75 % VBATT = VTERM VRESTART Restart Threshold Voltage VBATT falling, transition from EOC to pre- 3.94 4.0 4.07 V qualification mode VTL Battery Temperature Sense Comparator Low-Voltage 0.46 0.49 0.52 V Threshold VTH Battery Temperature Sense Comparator High-Voltage 2.44 2.49 2.54 V Threshold ITSENSE Battery Temperature Sense 94 100 106 µA Current TREG Regulated Junction 120 °C Temperature TSD Thermal Shutdown 165 °C Temperature VTLDO LDO mode detection threshold TS pin voltage for entry into LDO mode. 3.95 4.0 v For LM3658SD-B only VLDO LDO Mode Regulation 6V ≥ VCHG_IN ≥ 4.5V TS= Floating -3.0 4.2 +3.0 % IBATT = 100mA DETECTION AND TIMING TPOK Power OK Deglitch Time VBATT < VCC – VOK_CHG 40 60 100 ms TPREQUAL Pre-Qualification Timer 27 30 33 mins TPQ_FULL Deglitch Time for Pre- Qualification to Full-Rate 270 300 330 ms Charge Transition TFULL_PQ Deglitch Time for Full-Rate to 270 300 330 ms Pre-Qualification Transition 4 Submit Documentation Feedback Copyright © 2005–2007, Texas Instruments Incorporated Product Folder Links: LM3658 |
同様の部品番号 - LM3658SDX |
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同様の説明 - LM3658SDX |
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