參數(shù)資料
型號(hào): LTC3100EUD#TRPBF
廠商: Linear Technology
文件頁(yè)數(shù): 26/26頁(yè)
文件大?。?/td> 403K
描述: IC REG BUCK/BOOST/LINEAR 16-QFN
產(chǎn)品培訓(xùn)模塊: More Information on LDOs
標(biāo)準(zhǔn)包裝: 2,500
拓?fù)洌?/td> 降壓(降壓)(1),升壓(升壓)(1),線性(LDO)(1)
功能: 任何功能
輸出數(shù): 3
頻率 - 開(kāi)關(guān): 1.5MHz
電壓/電流 - 輸出 1: 0.6 V ~ 5.5 V,250mA
電壓/電流 - 輸出 2: 1.5 V ~ 5.25 V,700mA
電壓/電流 - 輸出 3: 0.6 V ~ 5.25 V,100mA
帶 LED 驅(qū)動(dòng)器: 無(wú)
帶監(jiān)控器: 無(wú)
帶序列發(fā)生器:
電源電壓: 0.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 16-WFQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 16-QFN-EP(3x3)
包裝: 帶卷 (TR)
LTC3100
26
3100fb
For more information www.linear.com/LTC3100
?LINEAR TECHNOLOGY CORPORATION 2008
LT 0114 REV B " PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
?/DIV>
 FAX: (408) 434-0507
 ?
 www.linear.com/LTC3100
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER    DESCRIPTION
COMMENTS
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OUT
), 2MHz Synchronous Buck-Boost
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V
IN
: 2.4V to 5.5V, V
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Q
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96% Efficiency, Seamless Transition Between Inputs, I
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 < 2礎(chǔ), QFN Package
LTC3456
2-Cell Multi-Output DC/DC Converter with USB Power
Manager
92% Efficiency, Seamless Transition Between Inputs, I
Q
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I
SD
 < 1礎(chǔ), QFN Package
LTC3520
Synchronous 1A Buck-Boost and 600mA Step-Down DC/
DC Converter
V
IN
: 2.2V to 5.5V, V
OUT(MIN)
 = 0.6V, I
Q
 = 55礎(chǔ), I
SD
 < 1礎(chǔ),
4mm ?4mm QFN Package
LTC3522
Synchronous 400mA Buck-Boost and 200mA Step-Down
DC/DC Converter
V
IN
: 2.4V to 5.5V, V
OUT(MIN)
 = 0.6V, I
Q
 = 25礎(chǔ), I
SD
 < 1礎(chǔ),
3mm ?3mm QFN-16 Package
LTC3527/LTC3527-1 Dual (400mA/800mA) Synchronous Boost Converter    V
IN
: 0.5V to 5V, V
OUT
: 1.5V to 5.25V, I
Q
 = 12礎(chǔ), I
SD
 < 2礎(chǔ),
3mm ?3mm QFN Package
LTC3530
600mA (I
OUT
), 2MHz Synchronous Buck-Boost
DC/DC Converter
V
IN
: 1.8V to 5.5V, V
OUT(RANGE)
: 1.8V to 5.5V, I
Q
 = 40礎(chǔ), I
SD
 < 1礎(chǔ),
DFN and MSOP Packages
LTC3532
500mA (I
OUT
), 2MHz Synchronous Buck-Boost
DC/DC Converter
V
IN
: 2.4V to 5.5V, V
OUT(RANGE)
: 2.4V to 5.25V, I
Q
 = 35礎(chǔ), I
SD
 < 1礎(chǔ),
DFN and MSOP Packages
LTC3537
600mA (I
SW
), 2.2MHz Synchronous Boost Converter with
100mA LDO
V
IN
: 0.68V to 5V, V
OUT(MAX)
 = 5.5V, I
Q
 = 30礎(chǔ), I
SD
 < 1礎(chǔ),
3mm ?3mm QFN Package
LTC3538
600mA (I
OUT
), 2MHz Synchronous Buck-Boost
DC/DC Converter
V
IN
: 2.4V to 5.5V, V
OUT(RANGE)
: 1.5V to 5.5V, I
Q
 = 35礎(chǔ), I
SD
 < 1礎(chǔ),
DFN Package
LTC3544/LTC3544B
300mA, 200mA ?, 100mA, 2.25MHz Quad Output
Synchronous Step-Down DC/DC Converter
V
IN
: 2.25V to 5.5V, V
OUT(MIN)
 = 0.8V, I
Q
 = 70礎(chǔ), I
SD
 < 1礎(chǔ),
QFN Package
LTC3545
Triple Output, 3mA ?800mA, 2.25MHz Synchronous
Step-Down DC/DC Converter
V
IN
: 2.25V to 5.5V, V
OUT(MIN)
 = 0.6V, I
Q
 = 58礎(chǔ), I
SD
 < 1礎(chǔ),
QFN Package
Single-Cell to 1.2V/1.8V Converter
Efficiency vs Load Current
(V
BUCK
)
SWBST V
INBK
V
BST
LTC3100
FBBST
R2
1M
R1
1M
C1
10礔
?
C2
2.2礔
V
LDO
V
INBST
FBLDO
SWBK
PGBK
PGBST
FBBK
12
3
11
4
6
15
9
R6
1M
R5
1M
C3
10礔
3100 TA05a
MODE
RUNBST
RUNLDO
RUNBK  GND
16
13
14
10
8
1    5    2
7
OFF ON
L2
3.3礖
R4
200k
R3
100k
VLDO
1.8V AT
50mA
2.4V
VBUCK
BUCK_GOOD
R7
100k
C
IN
2.2礔
V
BATT
0.9V TO 1.6V
L1
3.3礖
+
1.2V AT: 120mA FOR V
BATT
 = 0.9V
 
250mA FOR V
BATT
 = 1.2V
LOAD CURRENT ON V
BUCK
 (mA)
30
50
80
0.01
10    100   1000
0
10
0.1    1
100
70
90
40
60
20
3100 TA05b
V
IN
 = 0.9V
V
IN
 = 1.2V
V
IN
 = 1.5V
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