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參數(shù)資料
| 型號(hào)： | LTC3543EDCB |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1.3 A SWITCHING REGULATOR, 2250 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封裝： | 2 X 3 MM, 0.75 MM HEIGHT, PLASTIC, MO-229, DFN-6 |
| 文件頁數(shù)： | 7/16頁 |
| 文件大?。?/td> | 295K |
| 代理商： | LTC3543EDCB |
LTC3543
15
3543f
PACKAGE DESCRIPTIO
U
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
3.00
±0.10
(2 SIDES)
2.00
±0.10
(2 SIDES)
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (TBD)
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
TOP AND BOTTOM OF PACKAGE
0.40
± 0.10
BOTTOM VIEW—EXPOSED PAD
1.65
± 0.10
(2 SIDES)
0.75
±0.05
R = 0.115
TYP
R = 0.05
TYP
1.35
±0.10
(2 SIDES)
1
3
6
4
PIN 1 BAR
TOP MARK
(SEE NOTE 6)
0.200 REF
0.00 – 0.05
(DCB6) DFN 0405
0.25
± 0.05
0.50 BSC
PIN 1 NOTCH
R0.20 OR 0.25
× 45° CHAMFER
0.25
± 0.05
1.35
±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
1.65
±0.05
(2 SIDES)
2.15
±0.05
0.70
±0.05
3.55
±0.05
PACKAGE
OUTLINE
0.50 BSC
DCB Package
6-Lead Plastic DFN (2mm × 3mm)
(Reference LTC DWG # 05-08-1715)
TYPICAL APPLICATIO
U
Li-Ion
BATTERY
2.7V TO 4.2V
3543 TA08
C1
2.2nF
LTC3543
SW
VIN
VFB
CAP
RUN
MODE
GND
CFWD
10pF
COUT
4.7
F**
L
3.3
H*
10
F
1.5V
VOUT
1.5V
R2
604k
R1
402k
EXPOSED
PAD
PWR_EN
muRata GRM40X5R106K1H520
* TDK
VLCF5020-3R3N1R6
** TDK
TDKC2012X5R0J475MT
FREQUENCY (MHz)
0
AMPLITUDE
(dBm) –50
–30
–10
24
3543 TA09
–70
–90
–60
–40
–20
–80
–100
–110
6
12
18
30
RBW = 3kHz
FREQUENCY (MHz)
0
AMPLITUDE
(dBm) –50
–30
–10
24
3543 TA10
–70
–90
–60
–40
–20
–80
–100
–110
6
12
18
30
RBW = 3kHz
LOAD CURRENT (mA)
30
EFFICIENCY
(%)
90
100
20
10
80
50
70
60
40
0.1
10
100
1000
3543 TA11
0
1
VIN = 3.6V
Spread Spectrum Application
Output Noise Spectrum of a
ConventionalBuckSwitchingConverter
(LTC3543 with Spread Spectrum
Disabled) Showing Fundamental and
Harmonic Frequencies
Output Noise Spectrum of the LTC3543
Spread Spectrum Buck Switching
Converter. Note the Reduction in
Fundamental and Harmonic Peak
Spectral Amplitude Compared
to Conventional Buck Switching
Converter Output Noise
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LTC3543EDCB#PBF | 制造商:Linear Technology 功能描述:REG STEP DOWN 0.6A SMD DFN-6 制造商:Linear Technology 功能描述:REG, STEP DOWN, 0.6A, SMD, DFN-6 |
| LTC3543EDCB#TRMPBF | 功能描述:IC REG BUCK SYNC ADJ 0.6A 8DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:升壓（升壓） 輸出類型:可調(diào)式 輸出數(shù):1 輸出電壓:1.24 V ~ 30 V 輸入電壓:1.5 V ~ 12 V PWM 型:電流模式，混合 頻率 - 開關(guān):600kHz 電流 - 輸出:500mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:8-SOIC |
| LTC3543EDCB#TRPBF | 功能描述:IC REG BUCK SYNC ADJ 0.6A 8DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:升壓（升壓） 輸出類型:可調(diào)式 輸出數(shù):1 輸出電壓:1.24 V ~ 30 V 輸入電壓:1.5 V ~ 12 V PWM 型:電流模式，混合 頻率 - 開關(guān):600kHz 電流 - 輸出:500mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:8-SOIC |
| LTC3544 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Quad Synchronous Step-Down Regulator: 2.25MHz, 300mA, 200mA, 200mA, 100mA |
| LTC3544B | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Quad Synchronous Step-Down Regulator: 2.25MHz, 300mA, 200mA, 200mA, 100mA |
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