參數資料
型號: LTC3521EFE#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 1350 kHz SWITCHING FREQ-MAX, PDSO20
封裝: 4.40 MM, LEAD FREE, PLASTIC, TSSOP-20
文件頁數: 12/22頁
文件大?。?/td> 1476K
代理商: LTC3521EFE#TRPBF
LTC3521
2
3521fa
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
PVIN1, PVIN2, VIN Voltage ............................. –0.3V to 6V
SW1A, SW1B, SW2, SW3 Voltage
DC............................................................ –0.3V to 6V
Pulsed < 100ns........................................... –1V to 7V
(Note 1)
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3521EFE#PBF
LTC3521EFE#TRPBF
LTC3521FE
20-Lead Plastic TSSOP
–40°C to 125°C
LTC3521IFE#PBF
LTC3521IFE#TRPBF
LTC3521FE
20-Lead Plastic TSSOP
–40°C to 125°C
LTC3521EUF#PBF
LTC3521EUF#TRPBF
3521
24-Lead (4mm × 4mm) Plastic QFN
–40°C to 125°C
LTC3521IUF#PBF
LTC3521IUF#TRPBF
3521
24-Lead (4mm × 4mm) Plastic QFN
–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.
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/
ORDER INFORMATION
Voltage, All Other Pins ................................. –0.3V to 6V
Operating Junction Temperature Range
(Notes 2, 5)............................................ –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
FE PACKAGE
20-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
9
10
TOP VIEW
20
19
18
17
16
15
14
13
12
11
FB3
FB2
SHDN2
PGOOD3
PGOOD2
PGOOD1
VIN
GND
PWM
FB1
PVIN2
SW2
PGND2
SW3
VOUT1
SW1A
SW1B
PVIN1
SHDN1
SHDN3
21
PGND1A
TJMAX = 150°C, θJA = 40°C/W (NOTE 4)
UNDERSIDE METAL INTERNALLY CONNECTED TO V(PCB CONNECTION OPTIONAL)
EXPOSED PAD (PIN 21) IS PGND1A AND MUST BE SOLDERED TO PCB GROUND
24 23 22 21 20 19
7
8
9
TOP VIEW
25
PGND1A
UF PACKAGE
24-LEAD (4mm
× 4mm) PLASTIC QFN
10 11 12
6
5
4
3
2
1
13
14
15
16
17
18
SHDN2
PGOOD3
PGOOD2
PGOOD1
VIN
GND
PGND2
SW3
VOUT1
SW1A
SW1B
NC
FB2
FB3
PV
IN2
PGND1A
SW2
NC
PW
M
FB1
SHDN3
SHDN1
PV
IN1
PGND1B
TJMAX = 125°C, θJA = 37°C/W
EXPOSED PAD (PIN 25) IS PGND1A AND MUST BE SOLDERED TO PCB GROUND
相關PDF資料
PDF描述
LTC3521EUF#TRPBF SWITCHING REGULATOR, 1350 kHz SWITCHING FREQ-MAX, PQCC24
LTC3521IFE#PBF SWITCHING REGULATOR, 1350 kHz SWITCHING FREQ-MAX, PDSO20
LTC3521EFE#PBF SWITCHING REGULATOR, 1350 kHz SWITCHING FREQ-MAX, PDSO20
LTC3521IUF#PBF SWITCHING REGULATOR, 1350 kHz SWITCHING FREQ-MAX, PQCC24
LTC3525DESC6-3.3#PBF 0.45 A SWITCHING REGULATOR, PDSO6
相關代理商/技術參數
參數描述
LTC3521EUF#PBF 功能描述:IC REG BUCK BOOST SYNC ADJ 24QFN 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:2,500 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數: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:- 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) 供應商設備封裝:10-MSOP 裸露焊盤
LTC3521EUF#TRPBF 功能描述:IC REG BUCK BOOST SYNC ADJ 24QFN 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:2,500 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數: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:- 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) 供應商設備封裝:10-MSOP 裸露焊盤
LTC3521EUF-PBF 制造商:LINER 制造商全稱:Linear Technology 功能描述:Wide VIN, 1A Buck-Boost DC/DC and Dual 600mA Buck DC/DC Converters
LTC3521EUF-TRPBF 制造商:LINER 制造商全稱:Linear Technology 功能描述:Wide VIN, 1A Buck-Boost DC/DC and Dual 600mA Buck DC/DC Converters
LTC3521IFE#PBF 功能描述:IC REG BUCK BST SYNC ADJ 20TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 產品培訓模塊:MIC23xxx HyperLight Load™ Regulators 標準包裝:5,000 系列:HyperLight Load® 類型:降壓(降壓) 輸出類型:固定 輸出數: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: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) 供應商設備封裝:8-MLF?(2x2) 產品目錄頁面:1094 (CN2011-ZH PDF) 其它名稱:576-3303-2