LTC4160EPDC#PBF Linear Technology, LTC4160EPDC#PBF Datasheet
LTC4160EPDC#PBF
Specifications of LTC4160EPDC#PBF
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LTC4160EPDC#PBF Summary of contents
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... The LTC4160/LTC4160-1 are available in a 3mm × 4mm × 0.75mm QFN surface mount package. L, LT, LTC, LTM, Linear Technology, Burst Mode and the Linear logo are registered trademarks and PowerPath and Bat-Track are a trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. Protected by U.S. Patents including 6522118, 6404251 ...
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... LEAD FREE FINISH TAPE AND REEL LTC4160EUDC#PBF LTC4160EUDC#TRPBF LTC4160EUDC-1#PBF LTC4160EUDC-1#TRPBF LTC4160EPDC#PBF LTC4160EPDC#TRPBF LTC4160EPDC-1#PBF LTC4160EPDC-1#TRPBF Consult LTC Marketing for parts specified with wider operating temperature ranges. Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER I V Current Available Before VOUT(POWERPATH) OUT Discharging Battery V CLPROG Servo Voltage in Current Limit CLPROG V V Undervoltage Lockout UVLO BUS BAT Differential Undervoltage ...
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LTC4160/LTC4160-1 ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER V PROG Pin Servo Voltage PROG V PROG Pin Servo Voltage in Trickle Charge BAT < V PROG_TRKL V C/10 Threshold Voltage at PROG C/10 h Ratio of ...
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ELECTRICAL CHARACTERISTICS Note 1: Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. Exposure to any Absolute Maximum Rating condition for extended periods may affect device reliability and lifetime. Note 2: The LTC4160E/LTC4160E-1 are ...
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LTC4160/LTC4160-1 TYPICAL PERFORMANCE CHARACTERISTICS Ideal Diode V-I Characteristics 1.0 INTERNAL IDEAL DIODE WITH SUPPLEMENTAL EXTERNAL VISHAY 0.8 Si2333 PMOS 0.6 INTERNAL IDEAL DIODE ONLY 0.4 0 BUS 0 0 0.04 0.08 0.12 0.16 FORWARD VOLTAGE (V) 41601 ...
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TYPICAL PERFORMANCE CHARACTERISTICS V Quiescent Current vs BUS V Voltage (Suspend) BUS 60 BAT = 3. BUS VOLTAGE (V) 41601 G16 Battery Drain Current vs Battery Voltage 9 ...
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LTC4160/LTC4160-1 TYPICAL PERFORMANCE CHARACTERISTICS OTG Boost Quiescent Current vs Battery Voltage 3 BAT OUT 2.5 2.0 1.5 1.0 0.5 2.7 3.0 3.3 3.6 3.9 BATTERY VOLTAGE (V) 41601 G25 OTG Boost Efficiency vs Battery Voltage 100 V = ...
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TYPICAL PERFORMANCE CHARACTERISTICS 3.3V LDO Output Voltage vs Load Current BUS 3.4 BAT = 3.4V BAT = 3.9V, 4.2V BAT = 3.5V BAT = 3.6V 3.2 3.0 BAT = 3V 2.8 BAT = 3.1V BAT = 3.2V ...
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LTC4160/LTC4160-1 PIN FUNCTIONS OVGATE (Pin 1): Overvoltage Protection Gate Output. Connect OVGATE to the gate pin of an external N-channel MOSFET. The source of the transistor should be connected to V and the drain should be connected to the product’s ...
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PIN FUNCTIONS V (Pin 13): Power Pin. This pin delivers power to V BUS via the SW pin by drawing controlled current from a DC source such as a USB port or DC output wall adapter. In On-The-Go mode this ...
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LTC4160/LTC4160-1 BLOCK DIAGRAM 12 41601fa ...
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OPERATION Introduction The LTC4160/LTC4160-1 are high efficiency bidirectional switching power managers and Li-Ion/Polymer battery chargers designed to make optimal use of the power available while minimizing power dissipation and easing thermal budgeting constraints. The innovative PowerPath architecture ensures that the ...
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LTC4160/LTC4160-1 OPERATION the programmed limit, CLPROG reaches 1.18V and power delivered by the switching regulator is held constant. The input current limit is programmed by the I I pins. The input current limit has four possible set- LIM1 tings ranging ...
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OPERATION For very low-battery voltages, the battery charger acts like a load and, due to limited input power, its current will tend to pull V below the 3.6V instant-on voltage. To prevent OUT V from falling below this level, an ...
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LTC4160/LTC4160-1 OPERATION TO USB 13 OR WALL ADAPTER V BUS V BUS VOLTAGE CONTROLLER I /N – SWITCH + 5.1V AVERAGE V BUS CLPROG CURRENT LIMIT – CONTROLLER 17 + 1.18V + ×2 1 – OVGATE 2 OVSENS OVERVOLTAGE PROTECTION ...
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OPERATION the voltage approximately 15mV (V OUT the voltage at BAT. Within the amplifier’s linear range, the small-signal resistance of the ideal diode will be quite low, keeping the forward drop near 15mV. At higher current levels, ...
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LTC4160/LTC4160-1 OPERATION the battery will eventually self discharge. To ensure that the battery is always topped off, a charge cycle will auto- matically begin when the battery voltage falls below the recharge threshold which is typically 100mV less than the ...
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OPERATION BAT < 2.85V CHARGE AT 100V/R (C/10 RATE) PROG RUN EVENT TIMER NO TIMER > 30 MINUTES YES INHIBIT CHARGING INDICATE BATTERY FAULT AT FAULT NO BAT > 2.85V YES Battery Charger Flow Chart POWER ON/ ENABLE CHARGER CLEAR ...
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LTC4160/LTC4160-1 OPERATION switching regulator is in On-The-Go mode. When a short circuit condition is detected, FAULT will go low-Z. The ENOTG or VBUSGD pins can be used to determine which fault has occurred. If ENOTG or VBUSGD is low when ...
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APPLICATIONS INFORMATION Bidirectional PowerPath Switching Regulator CLPROG Resistor and Capacitor Selection As described in the Bidirectional PowerPath Switching Regulator – Step-Down Mode section, the resistor on the CLPROG pin determines the average V limit. In step-down mode the switching regulator’s ...
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LTC4160/LTC4160-1 APPLICATIONS INFORMATION There are MLCCs available with several types of dielectrics each having considerably different characteristics. For example, X7R MLCCs have the best voltage and tempera- ture stability. X5R MLCCs have apparently higher packing density but poorer performance over ...
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APPLICATIONS INFORMATION current than is available will not cause the average input current limit to be violated. It will merely allow the battery charger to make use of all available power to charge the battery as quickly as possible, and ...
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LTC4160/LTC4160-1 APPLICATIONS INFORMATION Therefore, the hot trip point is set when: R NTCHOT • NTCBIAS = + R R NOM NTCHOT And the cold trip point is set when: R NTC COLD • NTCBIAS = NOM NTC ...
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APPLICATIONS INFORMATION LTC4160/LTC4160-1 NTCBIAS 3 NTC BLOCK 0.765 • NTCBIAS R – NOM 105k NTC + 4 R1 12.7k – R NTC T 100k 0.349 • NTCBIAS + + – 0.1V Figure 8. Modified NTC Configuration Hot Plugging and USB ...
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LTC4160/LTC4160-1 APPLICATIONS INFORMATION This same current pulse must not raise V than 2V when connected to a standard host which must have at least 96μF . The 96μF for a standard host represents the minimum capacitance with V BUS 5.25V. ...
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APPLICATIONS INFORMATION LTC4160/ LTC4160-1 ENOTG ON-THE-GO TRANSCEIVER B DEVICE Figure 11. Higher Frequency Ground Current Follow Their Incident Path. Slices in the Ground Plane Create Large Loop Areas. The Large Loop Areas Increase the Inductance of the Path Leading to ...
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LTC4160/LTC4160-1 TYPICAL APPLICATIONS Low Component Count Power Manager/Battery Charger with USB On-The-Go and Low Battery Start-Up ON-THE-GO USB WALL ADAPTER TO µC C1: MURATA GRM21BR7A106KE51L C3: TAYIO YUDEN JMK212BJ226MG L1: COILCRAFT LPS4018-332LM Low Component Count Switching Battery Charger with USB ...
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TYPICAL APPLICATIONS High Efficiency Power Manager/Battery Charger with USB On-The-Go, Overvoltage Protection and Low Battery Start-Up USB ON-THE-GO M1 USB WALL ADAPTER C1 22µF 0805 R1 6.2k TO µC C1, C3: TAYIO YUDEN JMK212BJ226MG L1: COILCRAFT LPS4018-332LM 100k M1: FAIRCHILD ...
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LTC4160/LTC4160-1 PACKAGE DESCRIPTION 3.50 ± 0.05 2.10 ± 0.05 1.50 REF 1.65 ± 0.05 0.25 ±0.05 0.50 BSC RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED PIN 1 TOP MARK (NOTE 6) 4.00 ...
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... LTC4160EPDC and LTC4160EPDC-1 designated obsolete in Order Information section Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... Current and Float Voltage with Status Read Back, 4mm × 3mm 20-Pin QFN Package www.linear.com ● L1 3.3µH 14 SYSTEM LOAD 12 10k 22µF 11 10k 0805 + Li-Ion 21 10k RTC 1µF 41601 TA06 2 C Control of Input/Charge LT 1010 REV A • PRINTED IN USA LINEAR TECHNOLOGY CORPORA TION 2009 TO µC 41601fa ...