參數(shù)資料
型號: LTC1142HV
廠商: Linear Technology Corporation
元件分類: 基準電壓源/電流源
英文描述: 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
中文描述: 射頻放大器
文件頁數(shù): 20/20頁
文件大小: 248K
代理商: LTC1142HV
20
LTC1142/LTC1142L/LTC1142HV
PART NUMBER DESCRIPTION
LTC1530
LTC1625
COMMENTS
SO-8 with Current Limit. No R
SENSE
Required
Above 95% Efficiency, Needs No R
SENSE
, 16-Lead SSOP Package
Fits SO-8 Footprint
Constant Frequency, Standby 5V and 3.3V LDOs, 3.5V
V
IN
36V
LTC1702 w/ 5-Bit Mobile VID for Mobile Pentium
Processor Systems
Current Mode, V
IN
to 36V, I
OUT
Up to 42A
High Power Synchronous Step-Down Controller
No R
SENSE
TM
Current Mode Synchronous Step-Down Controller
LTC1628
LTC1703
LTC1709
LTC1736
LTC1753
LTC1873
LTC1929
Dual High Efficiency 2-Phase Synch Step-Down Controller
Dual 550kHz Synch 2-Phase Sw Reg Controller w/ Mobile VID
2-Phase, 5-Bit Desktop VID Synch Step-Down Controller
Synchronous Step-Down Controller with 5-Bit Mobile VID Control Fault Protection, PowerGood, 3.5V to 36V Input, Current Mode
5-Bit Desktop VID Programmable Synch Switching Reg
Dual Synchronous Switching Regulator with 5-Bit Desktop VID
2-Phase, Synchronous High Efficiency Converter
1.3V to 3.5V Programmable Output Using Internal 5-Bit DAC
1.3V to 3.5V Programmable Core Output Plus I/O Output
Current Mode Ensures Accurate Current Sensing,
V
IN
Up to 36V, I
OUT
Up to 40A
No R
SENSE
is a trademark of Linear Technology Corporation. Pentium is a registered trademark of Intel Corporation.
LINEAR TECHNOLOGY CORPORATION 1995
1142fd LT/TP 0600 2K REV D PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
Figure 16. LTC1142HV-ADJ Output Current vs Trickle Charge Set Resistance
(R
X
) for the Circuit in Figure 15 Using a 0.1
Current Sense Resistor R
SENSE1
RELATED PARTS
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTIO
U
TYPICAL APPLICATIO S
G28 SSOP 1098
0.13 – 0.22
(0.005 – 0.009)
0
°
– 8
°
0.55 – 0.95
(0.022 – 0.037)
5.20 – 5.38**
(0.205 – 0.212)
7.65 – 7.90
(0.301 – 0.311)
1
2
3
4
5
6
7
8
9 10 11 12
14
13
10.07 – 10.33*
(0.397 – 0.407)
22 21 20 19 18 17 16 15
23
24
25
26
27
28
1.73 – 1.99
(0.068 – 0.078)
0.05 – 0.21
(0.002 – 0.008)
0.65
(0.0256)
BSC
0.25 – 0.38
(0.010 – 0.015)
NOTE: DIMENSIONS ARE IN MILLIMETERS
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.152mm (0.006") PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.254mm (0.010") PER SIDE
*
**
G Package
28-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
SET RESISTANCE (k
)
0
1400
1200
1000
800
600
400
200
0
3
1142 F16
1
2
4
O
相關(guān)PDF資料
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LTC1142LCG-ADJ RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1142HV-ADJ 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual High Efficiency Synchronous Step-Down Switching Regulators
LTC1142HVCG 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP RoHS:否 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
LTC1142HVCG#PBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP 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
LTC1142HVCG#TR 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP RoHS:否 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
LTC1142HVCG#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP 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