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參數(shù)資料
| 型號(hào)： | LTC3547EDDB-1#PBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.7 A DUAL SWITCHING CONTROLLER, 2700 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | 3 X 2 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, M0-229WECD-1, DFN-8 |
| 文件頁數(shù)： | 7/16頁 |
| 文件大?。?/td> | 296K |
| 代理商： | LTC3547EDDB-1#PBF |
LTC3547
15
3547fa
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.
Figure 4c. Transient Response
APPLICATIO S I FOR ATIO
WU
U
PACKAGE DESCRIPTIO
U
DDB Package
8-Lead Plastic DFN (3mm × 2mm)
(Reference LTC DWG # 05-08-1702 Rev B)
2.00
±0.10
(2 SIDES)
NOTE:
1. DRAWING CONFORMS TO VERSION (WECD-1) IN JEDEC PACKAGE OUTLINE M0-229
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
0.56
± 0.05
(2 SIDES)
0.75
±0.05
R = 0.115
TYP
R = 0.05
TYP
2.15
±0.05
(2 SIDES)
3.00
±0.10
(2 SIDES)
1
4
8
5
PIN 1 BAR
TOP MARK
(SEE NOTE 6)
0.200 REF
0 – 0.05
(DDB8) DFN 0905 REV B
0.25
± 0.05
2.20
±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
0.61
±0.05
(2 SIDES)
1.15
±0.05
0.70
±0.05
2.55
±0.05
PACKAGE
OUTLINE
0.25
± 0.05
0.50 BSC
PIN 1
R = 0.20 OR
0.25
× 45°
CHAMFER
0.50 BSC
10
s/DIV
IL
200mA/DIV
ILOAD
200mA/DIV
VOUT, AC
COUPLED
100mV/DIV
VIN = 3.6V
VOUT = 1.8V
ILOAD = 20mA TO 300mA
10
s/DIV
IL
200mA/DIV
ILOAD
200mA/DIV
VOUT, AC
COUPLED
100mV/DIV
3547 F04c
VIN = 3.6V
VOUT = 2.5V
ILOAD = 20mA TO 300mA
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