参数资料
型号: LTC4230IGN#PBF
厂商: Linear Technology
文件页数: 35/36页
文件大小: 384K
描述: IC CONTRLLR HOT SWAP TRPL 20SSOP
标准包装: 55
类型: 热交换控制器
应用: 通用
内部开关:
电源电压: 1.7 V ~ 16.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SSOP(0.154",3.90mm 宽)
供应商设备封装: 20-SSOP
包装: 管件
35
LTC4230
 4230f
Figure 26. Recommended Layout for LTC4230 R
SENSE
, Power MOSFET and Feedback Network
4230 F26
NOTE: DRAWING IS NOT TO SCALE!
USE SIMILAR TECHNIQUES FOR V
CC1
 AND V
CC2
**ADDITIONAL DETAILS OMITTED FOR CLARITY
*OPTIONAL COMPONENTS
C
TIMER
C
GX
*
VIA TO
GNDPLANE
R
GX
*
12k
5.1k
2
3
4
5
6
7
8
9
LTC4230**
D
D
D
D
G
S
S
S
POWER MOSFET
SO-8
SENSE RESISTOR
(R
SENSE
)
CURRENT FLOW
TO LOAD
TRACK WIDTH W
W
W
CURRENT FLOW
TO LOAD
CURRENT FLOW
TO LOAD
W
APPLICATIO  S I FOR  ATIO
U
U
U
APPE DIX
Table 4 lists some current sense resistors that can be used
with the circuit breaker. Table 5 lists some power MOSFETs
that are available. Table 6 lists the web sites of several
manufacturers. Since this information is subject to change,
please verify the part numbers with the manufacturer.
Table 4. Sense Resistor Selection Guide
CURRENT LIMIT VALUE
PART NUMBER
DESCRIPTION
MANUFACTURER
1A
LR120601R050
0.05& 0.5W 1% Resistor
IRC-TT
2A
LR120601R025
0.025& 0.5W 1% Resistor
IRC-TT
2.5A
LR120601R020
0.02& 0.5W 1% Resistor
IRC-TT
3.3A
WSL2512R015F
0.015& 1W 1% Resistor
Vishay-Dale
5A
LR251201R010F
0.01& 1.5W 1% Resistor
IRC-TT
10A
WSR2R005F
0.005& 2W 1% Resistor
Vishay-Dale
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
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