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參數(shù)資料
| 型號： | LT3782AEUFD |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING CONTROLLER, PQCC28 |
| 封裝： | 4 X 5 MM, PLASTIC, MO-220, QFN-28 |
| 文件頁數(shù)： | 13/20頁 |
| 文件大小： | 233K |
| 代理商： | LT3782AEUFD |
LT3782A
20
3782af
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2008
LT 1208 PRINTED IN USA
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LT1619
Current Mode PWM Controller
300kHz Fixed Frequency, Boost, SEPIC, Flyback Topology
LTC1624
Current Mode DC/DC Controller
SO-8; 300kHz Operating Frequency; Buck, Boost, SEPIC Design; VIN Up to 36V
LTC1696
Overvoltage Protection Controller
0.8V ≤ VIN ≤ 24V, ±2% Overvoltage Threshold Accuracy, ThinSOT Package
LTC1700
No RSENSE Synchronous Step-Up Controller
Up to 95% Efciency, Operation as Low as 0.9V Input
LTC1871/LTC1871-7
Wide Input Range Controller
No RSENSE, 7V Gate Drive, Current Mode Control
LT1930
1.2MHz, SOT-23 Boost Converter
Up to 34V Output, 2.6V ≤ VIN ≤ 16V, Miniature Design
LT1952
Single Switch Synchronous Forward Controller
High Efciency, 25W to 500W, Wide Input Range, Adaptive Duty Cycle Clamp
LTC3425
5A, 8MHz 4-Phase Monolithic Step-Up DC/DC
Converter
0.5V ≤ VIN ≤ 4.5V, 2.4V ≤ VOUT ≤ 5.25V, Very Low Output Ripple
LTC3703/LTC3703-5
100V and 60V, Step-Down and Step-Up DC/DC
Synchronous Controller
High Efciency Synchronous Operation, High Voltage Operation,
No Transformer Required
LTC3729L-6
20A to 200A, 250kHz to 550kHz PolyPhase
Synchronous Controller
Expandable from 2-Phase to 12-Phase, Uses All Surface Mount Components,
VIN Up to 30V
LTC3731
3-Phase to 12-Phase Synchronous Controller
60A to 240A Output Current, 0.6V ≤ VOUT ≤ 6V, 4.5V ≤ VIN ≤ 32V
LT3782
2-Phase Step-Up DC/DC Controller
Pin Compatible with LT3782A
LTC3803
SOT-23 Flyback Controller
Adjustable Slope Compensation, Internal Soft-Start
LTC3806
Synchronous Flyback Controller
High Efciency, Improves Cross Regulation in Multiple Output Designs,
Current Mode, 3mm × 4mm 12-Pin DFN Package
LTC3850
Dual, 250kHz to 750kHz, 2-Phase Synchronous
Step-Down Controller
VIN: 4V to 30V, 99% Duty Cycle, 4mm × 4mm QFN, 4mm × 5mm QFN and
SSOP-28 Packages
LTC3862/LTC3862-1
Multiphase High Power Current Mode Step-Up
Controller
4V ≤ VIN ≤ 36V Expandable from 2-Phase to 12-Phase
28V Output Base Station Power Converter with Redundant Input
PolyPhase is a registered trademark of Linear Technology Corporation. ThinSOT and No RSENSE are trademarks of Linear Technology Corporation.
TYPICAL APPLICATION
10Ω
CS2
COUT2
330μF, 35V, ×2
+
BAS516
27
26
25
24
23
22
21
20
19
18
17
16
15
28
2
3
4
5
6
7
8
9
10
11
12
13
14
1
10Ω
CS1
59k
82k
274k
825k
2R2
24.9k
261k
RC1
15k
10nF
CINA
22μF
CINB
22μF
4.7nF
CC2
100pF
CC1
4.7nF
2.2μF
COUT1
10μF, 50V, ×4
10nF
BAS516
1μF
3782A TA03
VINB
0V TO 28V*
VINA
0V TO 28V*
Q1
PH4840S
Q2
PH4840S
OUTPUT
28V
4A (8A**)
NOTE:
*INPUT VOLTAGE RANGE FOR VINA AND VINB IS 0V TO 28V.
AT LEAST ONE OF THE INPUTS MUST BE 12V OR HIGHER.
L1, L2: PULSE PB2020-103
ALL CERAMIC CAPACITORS ARE X7R, TDK
**OUTPUT CURRENT WITH BOTH INPUTS 12V OR HIGHER
L1
10μH
D1
UPS840
L2
10μH
D2
UPS840
CS1
CS2
0.004Ω
LT3782A
VCC
NC
VEE1
BGATE1
GBIAS1
GBIAS2
BGATE2
VEE2
NC
RUN
FB
VC
GBIAS
SGATE1
NC
GND
SYNC
DELAY
DCL
SENSE1+
SENSE1–
SLOPE
RSET
SENSE2–
SENSE2+
SS
SGATE2
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| LT4356CDE-2#TR | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO12 |
| LT4356IDE-1#TR | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO12 |
| LT4356HDE-2#TR | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO12 |
| LT4356HMS-1 | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10 |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LT3782AEUFD#PBF | 功能描述:IC REG CTRLR BST PWM CM 28-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:2,000 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:1MHz 占空比:50% 電源電壓:9 V ~ 10 V 降壓:無 升壓:是 回掃:是 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:8-TSSOP（0.173"，4.40mm 寬） 包裝:帶卷 (TR) |
| LT3782AEUFD#TRPBF | 功能描述:IC REG CTRLR BST PWM CM 28-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX |
| LT3782AEUFD-PBF | 制造商:LINER 制造商全稱:Linear Technology 功能描述:2-Phase Step-Up DC/DC Controller |
| LT3782AEUFD-TR | 制造商:LINER 制造商全稱:Linear Technology 功能描述:2-Phase Step-Up DC/DC Controller |
| LT3782AEUFD-TRPBF | 制造商:LINER 制造商全稱:Linear Technology 功能描述:2-Phase Step-Up DC/DC Controller |
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