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參數(shù)資料
| 型號： | LT3956IUHE#TRPBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING REGULATOR, PQCC36 |
| 封裝： | 5 X 6 MM, LEAD FREE, PLASTIC, QFN-36 |
| 文件頁數(shù)： | 12/20頁 |
| 文件大?。?/td> | 1424K |
| 代理商： | LT3956IUHE#TRPBF |
LT3956
3956f
absoluTe MaxiMuM raTings
VIN, ISP, ISN ..............................................................80V
SW............................................................................84V
EN/UVLO (Note 3).....................................................80V
INTVCC ...................................................... VIN + 0.3V, 8V
PWMOUT ..................................................INTVCC + 0.3V
CTRL, PWM, VMODE ................................................12V
FB ...............................................................................8V
VC, VREF, SS................................................................3V
RT ............................................................................1.5V
PGND to GND.........................................................±0.5V
Operating Junction Temperature Range
(Note 2) ............................................. –40°C to 125°C
Maximum Junction Temperature........................... 125°C
Storage Temperature Range................... –65°C to 125°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
(Note 1)
orDer inForMaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT3956EUHE#PBF
LT3956EUHE#TRPBF
3956
36-Lead (5mm
× 6mm) Plastic QFN
–40°C to 125°C
LT3956IUHE#PBF
LT3956IUHE#TRPBF
3956
36-Lead (5mm
× 6mm) 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/
This product is only offered in trays. For more information go to: http://www.linear.com/packaging/
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN Minimum Operating Voltage
VIN Tied to INTVCC
l
4.5
V
VIN Shutdown IQ
EN/UVLO = 0V
EN/UVLO = 1.15V
0.1
1
5
A
VIN Operating IQ (Not Switching)
PWM = 0V
1.4
1.7
mA
VREF Voltage
–100A ≤ IVREF ≤ 0A
l
1.965
2.00
2.045
V
VREF Line Regulation
4.5V ≤ VIN ≤ 80V
0.006
%/V
pin conFiguraTion
12 13 14
TOP VIEW
37
GND
38
SW
UHE PACKAGE
36-LEAD (5mm 6mm) PLASTIC QFN
15 16 17
36 35 34 33 32 31 30
21
23
24
25
27
28
8
6
4
3
2
1
NC
EN/UVLO
INTVCC
GND
VIN
SW
NC
ISP
ISN
FB
GND
PWMOUT
SW
RT
SS
VMODE
PWM
V REF
CTRL
V C
PGND
20
9
10
TJMAX = 125°C, θJA = 43°C/W, θJC = 5°C/W
EXPOSED PAD (PIN 37) IS GND, MUST BE SOLDERED TO PCB
EXPOSED PAD (PIN 38) IS SW, MUST BE SOLDERED TO PCB
elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating temp-
erature range, otherwise specifications are at TA = 25°C. VIN = 24V, EN/UVLO = 24V, CTRL = 2V, PWM = 5V, unless otherwise noted.
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LT3957 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Wide Input Voltage Range |
| LT3957A | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Boost, Flyback, SEPIC and Inverting Converter |
| LT3957AEUHE#PBF | 功能描述:IC REG MULTI CONFIG ADJ 5A 36QFN 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(shù):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 |
| LT3957AEUHE#TRPBF | 功能描述:IC REG MULTI CONFIG ADJ 5A 36QFN 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(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:- 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 |
| LT3957AIUHE#PBF | 功能描述:IC REG MULTI CONFIG ADJ 5A 36QFN 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(shù):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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