Electronic Components Datasheet Search |
|
LTC4050 Datasheet(PDF) 2 Page - Linear Technology |
|
LTC4050 Datasheet(HTML) 2 Page - Linear Technology |
2 / 12 page 2 LTC4050 4050f SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VCC Input Supply Voltage q 4.5 10 V ICC Input Supply Current Charger On, Current Mode q 1.3 3 mA Shutdown Mode q 1.3 3 mA Sleep Mode (Battery Drain Current) 5 15 µA VBAT Regulated Output (Float) Voltage in LTC4050-4.1; 5V ≤ VCC ≤ 10V, 0°C ≤ TA ≤ 85°C 4.059 4.1 4.141 V Constant Voltage Mode LTC4050-4.2; 5V ≤ VCC ≤ 10V, 0°C ≤ TA ≤ 85°C 4.158 4.2 4.242 V LTC4050-4.1; 5V ≤ VCC ≤ 10V q 4.039 4.1 4.141 V LTC4050-4.2; 5V ≤ VCC ≤ 10V q 4.137 4.2 4.242 V IBAT Current Mode Charge Current RPROG = 19.6k, RSENSE = 0.2Ω 440 500 535 mA RPROG = 19.6k, RSENSE = 0.2Ω q 415 585 mA RPROG = 97.6k, RSENSE = 0.2Ω 60 100 140 mA ITRIKL Trickle Charge Current VBAT = 2V, RPROG = 19.6k, ITRIKL = (VCC – VSENSE)/0.2Ω q 20 55 90 mA VTRIKL Trickle Charge Threshold Voltage q 2.41 2.49 2.58 V VUV VCC Undervoltage Lockout Voltage q 44.5 V ∆VUV VCC Undervoltage Lockout Hysteresis 130 mV VMSD PROG Pin Manual Shutdown 3.6 V Threshold Voltage VASD Automatic Shutdown Threshold Voltage (VCC – VBAT) High to Low 25 54 85 mV (VCC – VBAT) Low to High 40 69 100 mV IPROG PROG Pin Current Internal Pull-Up Current, No RPROG 2.3 µA PROG Pin Source Current, ∆VPROG ≤ 5mV q 300 µA VPROG PROG Pin Voltage RPROG =19.6k 2.47 V VACPR ACPR Pin Output Low Voltage IACPR = 5mA 0.525 V ICHRG CHRG Pin Weak Pull-Down Current VCHRG = 1V 32 µA VCHRG CHRG Pin Output Low Voltage ICHRG = 5mA 0.525 V RHOT Thermistor Resistance for Hot Fault 3.7 4.1 4.4 k Ω RCOLD Thermistor Resistance for Cold Fault 25 28.5 31 k Ω ORDER PART NUMBER (Note 1) Input Supply Voltage (VCC) ...................................... 12V SENSE, DRV, BAT, SEL, TIMER, PROG, CHRG, ACPR .................– 0.3V to 12V Operating Temperature Range (Note 2) . – 40 °C to 85°C Storage Temperature Range ................. – 65 °C to 150°C Lead Temperature (Soldering, 10 sec).................. 300 °C LTC4050EMS-4.1 LTC4050EMS-4.2 TJMAX = 140°C, θJA = 180°C/W Consult LTC Marketing for parts specified with wider operating temperature ranges. ABSOLUTE MAXIMUM RATINGS PACKAGE/ORDER INFORMATION MS PART MARKING LTTW LTTX The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 6V unless otherwise noted. ELECTRICAL CHARACTERISTICS 1 2 3 4 5 BAT NTC CHRG TIMER GND 10 9 8 7 6 ACPR SENSE VCC DRV PROG TOP VIEW MS PACKAGE 10-LEAD PLASTIC MSOP |
Similar Part No. - LTC4050 |
|
Similar Description - LTC4050 |
|
|
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 |