參數資料
型號: LTC3544EUD
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 0.8 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PQCC16
封裝: 3 X 3 MM, LEAD FREE, PLASTIC, MO220WEED-2, QFN-16
文件頁數: 9/16頁
文件大小: 295K
代理商: LTC3544EUD
LTC3544
2
3544fa
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3544EUD#PBF
LTC3544EUD#TRPBF
LCXM
16-Lead (3mm × 3mm) Plastic QFN
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3544EUD
LTC3544EUD#TR
LCXM
16-Lead (3mm × 3mm) Plastic QFN
–40°C to 85°C
Consult LTC Marketing for parts specied with wider operating temperature ranges.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
ABSOLUTE MAXIMUM RATINGS
Input Supply Voltage .....................................–0.3V to 6V
RUNx ............................................. –0.3V to (VIN + 0.3V)
VFBx................................................ –0.3V to (VIN + 0.3V)
SWx ............................................... –0.3V to (VIN + 0.3V)
300mA P-Channel Source Current (DC) (Note 8) ..450mA
300mA N-Channel Sink Current (DC) (Note 8) ......450mA
200mA P-Channel Source Current (DC) (Note 8) ..300mA
200mA N-Channel Sink Current (DC) (Note 8) ......300mA
100mA P-Channel Source Current (DC) (Note 8) ..200mA
100mA N-Channel Sink Current (DC) (Note 8) ......200mA
Peak 300mA SW Sink and Source Current
(Note 8)................................................................600mA
Peak 200mA SW Sink and Source Current
(Note 8)................................................................400mA
Peak 100mA SW Sink and Source Current
(Note 8)................................................................200mA
Operating Temperature Range...................–40°C to 85°C
Junction Temperature (Notes 3, 4) ........................ 125°C
Storage Temperature Range ....................–65°C to 125°C
(Note 1)
16 15 14 13
5
6
7
8
TOP VIEW
17
UD PACKAGE
16-LEAD (3mm
× 3mm) PLASTIC QFN
9
10
11
12
4
3
2
1
VFB200B
VFB200A
RUN200A
SW200B
RUN100
VFB100
VFB300
RUN300
RUN200B
V
CC
GNDA
SW100
SW200A
PGND
PV
IN
SW300
TJMAX = 125°C, θJA = 68°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
General Characteristics
VIN
Input Voltage Range
2.25
5.5
V
VFBREGx
Regulated Feedback Voltage (Note 5)
0.792
0.784
0.8
0.808
0.816
V
ΔVFBREGx
Reference Voltage Line Regulation (Note 5)
VIN = 2.25V to 5.5V
0.05
0.25
%/V
VLOADREG
Output Voltage Load Regulation (Note 6)
0.5
%
PIN CONFIGURATION
ORDER INFORMATION
ELECTRICAL CHARACTERISTICS The denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VIN = 3.6V unless otherwise noted.
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相關代理商/技術參數
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LTC3544EUD#PBF 功能描述:IC REG BUCK SYNC ADJ QUAD 16QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝:250 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數:1 輸出電壓:1.2V 輸入電壓:2.05 V ~ 6 V PWM 型:電壓模式 頻率 - 開關:2MHz 電流 - 輸出:500mA 同步整流器:是 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:6-UFDFN 包裝:帶卷 (TR) 供應商設備封裝:6-SON(1.45x1) 產品目錄頁面:1032 (CN2011-ZH PDF) 其它名稱:296-25628-2
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