參數(shù)資料
型號(hào): LTC3521IUF#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 1350 kHz SWITCHING FREQ-MAX, PQCC24
封裝: 4 X 4 MM, LEAD FREE, PLASTIC, MO-220WGGD, QFN-24
文件頁(yè)數(shù): 19/22頁(yè)
文件大?。?/td> 1476K
代理商: LTC3521IUF#PBF
LTC3521
6
3521fa
TYPICAL PERFORMANCE CHARACTERISTICS
Buck-Boost Current Limit
vs Temperature
Buck Current Limit
vs Temperature
TA = 25°C, unless otherwise noted.
Buck-Boost Peak Current Limit
vs Temperature
TEMPERATURE (°C)
CURRENT
LIMIT
(mA)
2100
2050
2000
1950
2150
3521 G19
–50 –25
25
0
50
75
100 125
TEMPERATURE (°C)
CURRENT
LIMIT
(mA)
3300
3250
3200
3350
3521 G20
–50 –25
25
0
50
75
100 125
TEMPERATURE (°C)
CURRENT
LIMIT
(mA)
1100
1050
1000
950
900
1150
3521 G21
–50 –25
25
0
50
75
100 125
50s/DIV
VOUT
20mV/DIV
INDUCTOR
CURRENT
200mA/DIV
3521 G16
VIN = 3.6V
VOUT = 3.3V
L = 4.7H
COUT = 22F
Buck-Boost Burst Mode Operation
to PWM Transition
Buck Load Step, PWM Mode,
10mA to 400mA
Buck Load Step, Burst Mode,
10mA to 400mA
100s/DIV
VOUT
100mV/DIV
INDUCTOR
CURRENT
200mA/DIV
3521 G17
VIN = 3.6V
VOUT = 1.8V
L = 4.7H
COUT = 10F
100s/DIV
VOUT
100mV/DIV
INDUCTOR
CURRENT
200mA/DIV
3521 G18
VIN = 3.6V
VOUT = 1.8V
L = 4.7H
COUT = 10F
No Load Quiescent Current
vs VIN
100s/DIV
VOUT
100mV/DIV
INDUCTOR
CURRENT
500mA/DIV
3521 G15
VIN = 3.6V, VOUT = 3.3V
L = 4.7H
COUT = 22F
Buck-Boost Load Step,
0mA to 750mA
VIN (V)
1.8
QUIESCENT
CURRENT
(A)
5.3
2.8
3.8
2.3
3.3
4.3
4.8
45
40
55
60
50
3521 G14
相關(guān)PDF資料
PDF描述
LTC3525DESC6-3.3#PBF 0.45 A SWITCHING REGULATOR, PDSO6
LTC3525LESC6-3TRM 0.45 A SWITCHING REGULATOR, PDSO6
LTC3525LESC6-3 0.45 A SWITCHING REGULATOR, PDSO6
LTC3526BEDC-2 0.5 A SWITCHING REGULATOR, 2400 kHz SWITCHING FREQ-MAX, PDSO6
LTC3526EDC 0.5 A SWITCHING CONTROLLER, 1300 kHz SWITCHING FREQ-MAX, PDSO6
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3522 制造商:LINER 制造商全稱:Linear Technology 功能描述:Synchronous 400mA Buck-Boost and 200mA Buck Converters
LTC3522EUD 制造商:LINER 制造商全稱:Linear Technology 功能描述:Synchronous 400mA Buck-Boost and 200mA Buck Converters
LTC3522EUD#PBF 功能描述:IC REG BUCK BOOST SYNC ADJ 16QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 產(chǎn)品培訓(xùn)模塊:MIC23xxx HyperLight Load™ Regulators 標(biāo)準(zhǔn)包裝:5,000 系列:HyperLight Load® 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:1.8V 輸入電壓:2.7 V ~ 5.5 V PWM 型:混合物 頻率 - 開關(guān):4MHz 電流 - 輸出:2A 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:8-VFDFN 裸露焊盤,8-MLF? 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:8-MLF?(2x2) 產(chǎn)品目錄頁(yè)面:1094 (CN2011-ZH PDF) 其它名稱:576-3303-2
LTC3522EUD#TRPBF 功能描述:IC REG BUCK BOOST SYNC ADJ 16QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V,1.5V,1.8V,2.5V 輸入電壓:2.7 V ~ 20 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:50mA 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬)裸露焊盤 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:10-MSOP 裸露焊盤
LTC3523 制造商:LINER 制造商全稱:Linear Technology 功能描述:Synchronous 600mA Step-Up and 400mA Step-Down DC/DC Converters