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LTC1642ACGN#TRPBF PDF预览

LTC1642ACGN#TRPBF

更新时间: 2024-09-15 18:38:43
品牌 Logo 应用领域
凌特 - Linear 光电二极管
页数 文件大小 规格书
16页 213K
描述
LTC1642A - Hot Swap Controller; Package: SSOP; Pins: 16; Temperature Range: 0°C to 70°C

LTC1642ACGN#TRPBF 技术参数

是否Rohs认证: 符合生命周期:Transferred
零件包装代码:SSOP包装说明:SSOP, SSOP16,.25
针数:16Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.14可调阈值:YES
模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUITJESD-30 代码:R-PDSO-G16
JESD-609代码:e3长度:4.9 mm
湿度敏感等级:1信道数量:1
功能数量:1端子数量:16
最高工作温度:70 °C最低工作温度:
封装主体材料:PLASTIC/EPOXY封装代码:SSOP
封装等效代码:SSOP16,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, SHRINK PITCH峰值回流温度(摄氏度):260
电源:5 V认证状态:Not Qualified
座面最大高度:1.75 mm子类别:Power Management Circuits
最大供电电流 (Isup):3 mA最大供电电压 (Vsup):16.5 V
最小供电电压 (Vsup):2.97 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:CMOS
温度等级:COMMERCIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:0.635 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:3.9116 mmBase Number Matches:1

LTC1642ACGN#TRPBF 数据手册

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LTC1642A  
Hot Swap Controller  
U
DESCRIPTIO  
FEATURES  
The LTC®1642A is a 16-pin Hot SwapTM controller that  
allows a board to be safely inserted and removed from a  
live backplane. Using an external N-Channel pass transis-  
tor, the board supply voltage can be ramped up at an  
adjustable rate. A high side switch driver controls the  
N-Channel gate for supply voltages ranging from 2.97V  
to 16.5V.  
Adjustable Undervoltage and Overvoltage  
Protection  
Foldback Current Limit  
Adjustable Current Limit Time-Out  
VCC: 2.97V to 16.5V Normal Operation, Protected  
Against Surges to 33V  
Single Channel NFET Driver  
Latch Off or Automatic Retry on Current Fault  
TheSENSEpinallowsfoldbacklimitingoftheloadcurrent,  
with circuit breaker action after an adjustable delay time.  
The delay allows the part to power-up in current limit. The  
CRWBR output can be used to trigger an SCR for crowbar  
protection of the load if the input supply exceeds an  
adjustable threshold. The RESET output can generate a  
system reset with adjustable delay when the supply volt-  
age falls below an adjustable threshold. The ON pin cycles  
the board power. The LTC1642A is available in the 16-pin  
SSOP package.  
Driver for SCR Crowbar on Overvoltage  
Adjustable Reset Timer  
Reference Output with Uncommitted Comparator  
16-Pin SSOP Package  
U
APPLICATIO S  
Hot Board Insertion  
Electronic Circuit Breaker  
InfiniBandTM Systems  
, LTC and LT are registered trademarks of Linear Technology Corporation. All other  
trademarks are the property of their respective owners. Hot Swap is a trademark of Linear  
Technology Corporation.  
U
TYPICAL APPLICATIO  
0.010  
5%  
BACKPLANE  
12V  
PLUG-IN CARD  
FDS6630A  
12V  
AT 2.5A  
+
C
(SHORT PIN)  
LOAD  
110k  
1%  
100Ω  
5%  
330Ω  
5%  
1N4705  
18V  
107k  
1%  
0.047µF  
V
SENSE  
GATE  
CC  
POWER-GOOD = 11.4V  
RESET  
FB  
UV = 10.8V  
ON  
LTC1642A  
MCR  
12DC  
CRWBR  
2.87k  
1%  
2N2222  
COMP  
FAULT  
OV  
+
COMP  
13k  
1%  
COMPOUT  
REF  
OV = 13.2V  
GND BRK TMR  
RST TMR  
11.3k  
1%  
0.33µF  
0.33µF  
0.1µF  
0.01µF  
1642a TA01  
GND  
1642af  
1

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