参数资料
型号: LT3483AIDC#TRPBF
厂商: Linear Technology
文件页数: 9/12页
文件大小: 0K
描述: IC REG INV ADJ 0.4A 8DFN
标准包装: 2,500
类型: 反相
输出类型: 可调式
输出数: 1
输出电压: 可调至 -38V
输入电压: 2.5 V ~ 16 V
电流 - 输出: 400mA
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-WFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 8-DFN(2x2)
LT3483/LT3483A
TYPICAL APPLICATIONS
3.6V to –8V DC/DC Converter
Low Profile, Small Footprint
Switching Waveform
0.22μF
V IN
3.6V
C1
4.7μF
L1
10μH
SW
LT3483
SHDN FB
C2
V IN D
D1
5pF
10?
R1
806k
V OUT
–8V
25mA
C3
2.2μF
V OUT
20mV/DIV
I SW
100mA/DIV
GND
2μs/DIV
3483 TA04b
C1: MURATA GRM219R61A475KE34B
C2: TAIYO YUDEN LMK107BJ224
C3: MURATA GRM219R61C225KA88B
D1: PHILIPS PMEG2005EB
L1: MURATA LQH2MCN100K02L
3483 TA04a
PACKAGE DESCRIPTION
DC Package
8-Lead Plastic DFN (2mm × 2mm)
(Reference LTC DWG # 05-08-1719 Rev A)
0.70 ± 0.05
R = 0.05
TYP
R = 0.115
TYP
5
8
0.40 ± 0.10
1.15 ± 0.05 0.64 ± 0.05
2.55 ± 0.05
(2 SIDES)
PACKAGE
OUTLINE
PIN 1 BAR
TOP MARK
(SEE NOTE 6)
2.00 ± 0.10
(4 SIDES)
0.64 ± 0.10
(2 SIDES)
PIN 1 NOTCH
R = 0.20 OR
0.25 × 45 °
CHAMFER
(DC8) DFN 0409 REVA
1.37 ± 0.05
(2 SIDES)
0.25 ± 0.05
0.45 BSC
0.200 REF
0.75 ± 0.05
4
1.37 ± 0.10
(2 SIDES)
1
0.23 ± 0.05
0.45 BSC
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
0.00 – 0.05
BOTTOM VIEW—EXPOSED PAD
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
NOTE:
1. DRAWING IS NOT A JEDEC PACKAGE OUTLINE
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
3483fc
9
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