LTC4124 Просмотр технического описания (PDF) - Analog Devices
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LTC4124 Datasheet PDF : 30 Pages
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LTC4124
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2)
Input Supply Voltages
DCIN, VCC, BAT......................................... –0.3V to 6V
ACIN...................................... VCC – 40V to VCC + 0.3V
Input Supply Currents
I(ACIN)............................................................. 200mA
I(DCIN)............................................................. 200mA
CHRG................................................–0.3V to VCC + 0.3V
Programming Pins
VSEL1, VSEL2, ISEL1, ISEL2.........–0.3V to VCC + 0.3V
NTC, LBSEL, PRECHG..................–0.3V to VCC + 0.3V
Operating Junction Temperature Range
(Note 3).................................................... –20°C to 85°C
Storage Temperature Range................... –40°C to 125°C
Maximum Reflow (Package Body)
Temperature........................................................... 260°C
PIN CONFIGURATION
TOP VIEW
VCC 1
CHRG 2
PRECHG 3
VSEL1 4
12 11 10 BAT
13
9 NTC
GND
8 LBSEL
5 6 7 ISEL2
LQFN PACKAGE
12-LEAD (2mm × 2mm × 0.74mm)
TJMAX = 85°C, θJA = 92°C/W
EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
PART NUMBER
LTC4124EV#TRPBF
PART MARKING*
LHFW
FINISH CODE
e4
PAD FINISH
Au (RoHS)
LTC4124EV#TRMPBF
LHFW
e4
Au (RoHS)
• Contact the factory for parts specified with wider operating temperature
ranges. *Device temperature grade is identified by a label on the shipping
container.
• Pad finish code is per IPC/JEDEC J-STD-609.
PACKAGE**
TYPE
MSL
RATING TEMPERATURE RANGE
LQFN (Laminate Package
with QFN Footprint)
3
–20°C to 85°C
LQFN (Laminate Package
with QFN Footprint)
3
–20°C to 85°C
• Recommended LGA and BGA PCB Assembly and Manufacturing
Procedures
• LGA and BGA Package and Tray Drawings
Parts ending with PBF are RoHS and WEEE compliant. **The LTC4124
package has the same dimensions as a standard 2mm × 2mm × 0.74mm
QFN Package.
Rev. A
2
For more information www.analog.com
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