參數(shù)資料
型號: LTC3407EMSE-2
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: Dual Synchronous, 800mA, 2.25MHz Step-Down DC/DC Regulator
中文描述: 1.6 A DUAL SWITCHING CONTROLLER, 2700 kHz SWITCHING FREQ-MAX, PDSO10
封裝: PLASTIC, MSOP-10
文件頁數(shù): 23/24頁
文件大?。?/td> 516K
代理商: LTC3407EMSE-2
LTC3455
23
3455f
PACKAGE DESCRIPTIO
U
UF Package
24-Lead Plastic QFN (4mm
×
4mm)
(Reference LTC DWG # 05-08-1697)
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
TYPICAL APPLICATIO S
When the load current exceeds what Switcher 2 can
provide, the 3.3V output droops slightly and the LDO
provides the additional current needed. Figure 16 shows
the transient response when the 3.3V output current is
stepped from 0.5A to 1.2A. More output capacitance can
be added to improve the 3.3V transient response during
these high current load steps.
Figure 16. Load Current Step (0.5A to 1.2A) for 3.3V Output
V
(3.3V)
100mV/DIV
AC COUPLED
500
μ
s/DIV
3455 F16
I
0.5A/DIV
0.5A TO 1.2A STEP
M1 GATE
2V/DIV
4.00
±
0.10
(4 SIDES)
NOTE:
1. DRAWING PROPOSED TO BE MADE A JEDEC PACKAGE OUTLINE MO-220 VARIATION (WGGD-X)—TO BE APPROVED
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE, IF PRESENT
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
ON THE TOP AND BOTTOM OF PACKAGE
PIN 1
TOP MARK
(NOTE 6)
0.38
±
0.10
24
0.23 TYP
(4 SIDES)
23
1
2
BOTTOM VIEW—EXPOSED PAD
2.45
±
0.10
(4-SIDES)
0.75
±
0.05
R = 0.115
TYP
0.25
±
0.05
0.50 BSC
0.200 REF
0.00 – 0.05
(UF24) QFN 1103
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
0.70
±
0.05
0.25
±
0.05
0.50 BSC
2.45
±
0.05
(4 SIDES)
3.10
±
0.05
4.50
±
0.05
PACKAGE OUTLINE
相關(guān)PDF資料
PDF描述
LTC3408 64 x 18 3.3-V asynchronous FIFO memory 56-SSOP 0 to 70
LTC3408EDD 1.5MHz, 600mA Synchronous Step-Down Regulator with Bypass Transistor
LTC3409 64 x 18 3.3-V asynchronous FIFO memory 56-SSOP 0 to 70
LTC3409EDD 600mA Low Vin Buck Regulator in 3mm x 3mm DFN
LTC3411EMS 1.25A, 4MHz, Synchronous Step-Down DC/DC Converter
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3407EMSE-2#PBF 功能描述:IC REG BUCK SYNC ADJ 1A 10MSOP 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:- 標準包裝: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
LTC3407EMSE-2#TR 功能描述:IC REG BUCK SYNC ADJ 1A 10MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標準包裝: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
LTC3407EMSE-2#TRPBF 功能描述:IC REG BUCK SYNC ADJ 1A 10MSOP 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:- 標準包裝: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
LTC3407EMSE-4 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous, 800mA, 2.25MHz Step-Down DC/DC Regulator
LTC3407EMSE-4#PBF 功能描述:IC REG BUCK SYNC ADJ 1A 10MSOP 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:- 標準包裝: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