參數(shù)資料
型號： LTC1628IG#PBF
廠商： LINEAR TECHNOLOGY CORP
元件分類： 穩(wěn)壓器
英文描述： 3 A SWITCHING CONTROLLER, 310 kHz SWITCHING FREQ-MAX, PDSO28
封裝： 0.209 INCH, PLASTIC, SSOP-28
文件頁數(shù)： 26/32頁
文件大?。?/td> 360K
代理商： LTC1628IG#PBF
32
LTC1628/LTC1628-PG
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900q FAX:(408)434-0507 q www.linear-tech.com
LINEAR TECHNOLOGY CORPORATION 1998
1628fa LT/TP 0300 2K REV A PRINTED IN USA
Figure 13. LTC1628 5V/4A, 3.3V/4A Regulator
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PART NUMBER
DESCRIPTION
COMMENTS
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LTC1530
High Power Step-Down Synchronous DC/DC Controller in SO-8
High Efficiency 5V to 3.3V Conversion at Up to 15A
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No RSENSE
TM Current Mode Synchronous Step-Down Controller
97% Efficiency, No Sense Resistor, 16-Pin SSOP
LTC1629
20A to 200A PolyPhase
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Expandable from 2-Phase to 12-Phase, Uses All
Surface Mount Components, No Heat Sink
LTC1702
No RSENSE 2-Phase Dual Synchronous Step-Down Controller
550kHz, No Sense Resistor
LTC1703
No RSENSE 2-Phase Dual Synchronous Step-Down Controller
Mobile Pentium
III Processors, 550kHz,
with 5-Bit Mobile VID Control
VIN ≤ 7V
LT1709
High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator
1.3V
≤ VOUT ≤ 3.5V, Current Mode Ensures
with 5-Bit VID
Accurate Current Sharing, 3.5V
≤ VIN ≤ 36V
LTC1735
High Efficiency Synchronous Step-Down Switching Regulator
Output Fault Protection, 16-Pin SSOP
LTC1736
High Efficiency Synchronous Controller with 5-Bit Mobile VID Control
Output Fault Protection, 24-Pin SSOP,
3.5V
≤ VIN ≤ 36V
LTC1929
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Up to 42A, Uses All Surface Mount Components,
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≤ VIN ≤ 36V
Adaptive Power, No RSENSE and PolyPhase are trademarks of Linear Technology Corporation. Pentium is a registered trademark of Intel Corporation.
0.1
F
4.7
F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
+
22
F
50V
D1
MBRM
140T3
D2
MBRM
140T3
M1A
M1B
M2A
M2B
1
F
10V
0.1
F
10
0.015
0.015
INTVCC
3.3V
0.1
F
20k
1%
105k
1%
33pF
15k
33pF
15k
220pF
1000pF
0.1
F
20k
1%
63.4k
1%
RUN/SS1
SENSE1+
SENSE1–
VOSENSE1
FREQSET
STBYMD
FCB
ITH1
SGND
3.3VOUT
ITH2
VOSENSE2
SENSE2–
SENSE2+
TG1
SW1
BOOST1
VIN
BG1
EXTVCC
INTVCC
PGND
BG2
BOOST2
SW2
TG2
RUN/SS2
LTC1628
L1
8
H
L2
8
H
47
F
6.3V
56
F, 4V
GND
VOUT2
3.3V
3A; 4A PEAK
VOUT1
5V
3A; 4A PEAK
VIN
5.2V TO
28V
1628 F13
+
VIN: 5.2V TO 28V
VOUT: 5V, 4A/3.3V, 4A
SWITCHING FREQUENCY = 300kHz
MI, M2: FDS8936A
L1, L2: 8
H SUMIDA CEP1238R0MC
OUTPUT CAPACITORS: PANASONIC SP SERIES
27pF
0.1
F
CMDSH-3TR
0.01
F
FLTCPL
PGOOD
VPULL-UP
(<7V)
FLTCPL*
(PGOOD)
*PGOOD ON THE LTC1628-PG
U
TYPICAL APPLICATIO
相關(guān)PDF資料
PDF描述
LTC1628IG-SYNC#TR 3 A SWITCHING CONTROLLER, 360 kHz SWITCHING FREQ-MAX, PDSO28
LTC1643HCGN#PBF 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
LTC1643LCGN#TR 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
LTC1728HS5-5 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5
LTC1729CS8-8.4#TR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1628IG-PG 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(biāo)準(zhǔn)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
LTC1628IG-PG#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(biāo)準(zhǔn)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
LTC1628IG-PG#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(biāo)準(zhǔn)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
LTC1628IG-PG#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(biāo)準(zhǔn)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
LTC1628IGSYNC 制造商:Linear Technology 功能描述:
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