Electronic Components Datasheet Search |
|
LTC4011 Datasheet(PDF) 3 Page - Linear Technology |
|
LTC4011 Datasheet(HTML) 3 Page - Linear Technology |
3 / 24 page 3 LTC4011 4011p The ● indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 12V, BAT = 4.8V, GND = PGND = 0V, unless otherwise noted. ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VTC BAT – SENSE Top-Off Charge 0.3V < BAT < VCC – 0.3V (Note 5) 6.5 10 13.5 mV Regulation Voltage BAT = 4.8V ● 6.5 10 13.5 mV ∆VLI BAT – SENSE Line Regulation 5.5V < VCC < 34V, Fast Charge ±0.3 mV IBAT BAT Input Bias Current 0.3V < BAT < VCC – 0.1V –2 2 mA ISENSE SENSE Input Bias Current SENSE = BAT 50 150 µA IOFF Input Bias Current SENSE or BAT, VCELL = 0V ● –1 0 1 µA fTYP Typical Switching Frequency ● 460 550 615 kHz fMIN Minimum Switching Frequency ● 20 30 kHz DCMAX Maximum Duty Cycle 98 99 % VOL(TG) TGATE Output Voltage Low VCC > 9V, No Load ● 5 5.6 8.75 V (VCC – TGATE, Note 7) VCC < 7.5V, No Load ● VCC –VCC V 0.5 VOH(TG) TGATE Output Voltage High VCC – TGATE, No Load ● 050 mV tR(TG) TGATE Rise Time CLOAD = 3nF, 10% to 90% 35 100 ns tF(TG) TGATE Fall Time CLOAD = 3nF, 10% to 90% 45 100 ns VOL(BG) BGATE Output Voltage Low No Load ● 050 mV VOH(BG) BGATE Output Voltage High No Load ● INTVDD INTVDD V – 0.075 tR(BG) BGATE Rise Time CLOAD = 1.6nF, 10% to 90% 35 65 ns tF(BG) BGATE Fall Time CLOAD = 1.6nF, 10% to 90% 15 65 ns ADC Inputs ILEAK Analog Channel Leakage 0V < VCELL < 2V, 550mV < VTEMP < 2V ±100 nA Charger Thresholds VBP Battery Present Threshold Voltage ● 320 350 370 mV VBOV Battery Overvoltage ● 1.85 1.95 2.05 V VMFC Minimum Fast Charge Voltage ● 850 900 950 mV VFCBF Fast Charge Battery Fault Voltage ● 1.17 1.22 1.27 V ∆VTERM –∆V Termination CHEM = 3.3V (NiCd) ● 16 20 25 mV CHEM = 0V (NiMH) ● 610 14 mV VAR Automatic Recharge Voltage VCELL Decreasing ● 1.275 1.325 1.375 V ∆TTERM ∆T Termination (Note 8) CHEM = 3.3 (NiCd) ● 1.3 2 2.7 °C/min CHEM = 0V (NiMH) ● 0.5 1 1.5 °C/min TMIN Minimum Charging Temperature VTEMP Increasing ● 0.5 5 8.5 °C (Note 8) TMAXI Maximum Charge Initiation VTEMP Decreasing, Not Charging ● 41.5 45 47 °C Temperature (Note 8) TMAXC Maximum Fast Charge Temperature VTEMP Decreasing, Fast Charge ● 57 60 63 °C (Note 8) VTEMP(D) VTEMP Disable Threshold Voltage ● 2.8 3.3 V VTEMP(P) Pause Threshold Voltage ● 130 280 mV Charger Timing ∆tTIMER Internal Time Base Error ● –10 10 % ∆tMAX Programmable Timer Error RTIMER = 49.9k ● –20 20 % |
Similar Part No. - LTC4011 |
|
Similar Description - LTC4011 |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.COM |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |