参数资料
型号: LTC4155IUFD#TRPBF
厂商: Linear Technology
文件页数: 3/52页
文件大小: 0K
描述: IC I2C POWER MANAGER DUAL 28QFN
标准包装: 2,500
系列: PowerPath™
功能: 充电管理,电源管理
电池化学: 锂离子(Li-Ion)、锂聚合物(Li-Pol)
电源电压: 4.35 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 28-WFQFN 裸露焊盘
供应商设备封装: 28-QFN(4x5)
包装: 带卷 (TR)
LTC4155
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2)
V BUS (Transient) t < 1ms, Duty Cycle < 1% ... –0.3V to 7V
V BUS (Steady State), BATSNS, IRQ , NTC...... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW
DVCC, SDA, SCL (Note 3) ........................ –0.3V to V MAX
I WALLSNS , I USBSNS ............................................... ±20mA
I NTCBIAS , I IRQ ..........................................................10mA
I SW , I VOUT , I CHGSNS (Both Pins in Each Case)..............4A
Operating Junction Temperature Range ... –40°C to 125°C
Storage Temperature Range .................. –65°C to 150°C
SDA 1
DVCC 2
IRQ 3
ID 4
CLPROG1 5
CLPROG2 6
WALLSNS 7
USBSNS 8
28 27 26 25 24 23
29
GND
22 V OUT
21 V OUT
20 CHGSNS
19 CHGSNS
18 PROG
17 BATGATE
16 BATSNS
15 NTC
9 10 11 12 13 14
UFD PACKAGE
28-LEAD (4mm
5mm) PLASTIC QFN
T JMAX = 125°C, θ JA = 43°C/W
EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
LTC4155EUFD#PBF
LTC4155IUFD#PBF
TAPE AND REEL
LTC4155EUFD#TRPBF
LTC4155IUFD#TRPBF
PART MARKING*
4155
4155
PACKAGE DESCRIPTION
28-Lead (4mm × 5mm × 0.75mm) Plastic QFN
28-Lead (4mm × 5mm × 0.75mm) Plastic QFN
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping
container.Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
4155fc
3
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