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| 型号： | LTC4261CUFD#TRPBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 电源管理 |
| 英文描述： | Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring; Package: QFN; No of Pins: 24; Temperature Range: 0°C to +70°C |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC24 |
| 封装： | 4 X 5 MM, LEAD FREE, PLASTIC, QFN-24 |
| 文件页数： | 24/34页 |
| 文件大小： | 357K |
| 代理商： | LTC4261CUFD#TRPBF |
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LTC4261/LTC4261-2
30
42612fc
Table 6. CONTROL Register D (03h)—Read/Write
BIT
NAME
OPERATION
D7:6
PGIO Configure
Configures Behavior of PGIO Pin
FUNCTION
D6
D7
PGIO PIN
Power Good (Default)
0
Open Drain
Power Good
0
1
Open Drain
General Purpose Output
1
0
PGIO = C6
General Purpose Input
1
PGIO = Hi-Z
D5
Test Mode Enable
Test Mode Halts ADC Operation and Enables Writes to ADC Registers; 1 = Enable Test Mode, 0 = Disable Test Mode (Default)
D4
Power Bad
Auto-Retry
Enables Auto-Retry After a Power Bad Fault; 1 = Retry Enabled, 0 = Retry Disabled (Default)
D3
FET On Control
Turns FET On and Off; 1 = Turn FET On, 0 = Turn FET Off. Defaults to ON Pin State at End of Start-Up Debounce Delay
D2
Overcurrent
Auto-Retry
Enables Auto-Retry After an Overcurrent Fault; 1 = Retry Enabled (Default, LTC4261-2),
0 = Retry Disabled (Default, LTC4261)
D1
Undervoltage
Auto-Retry
Enables Auto-Retry After an Undervoltage Fault; 1 = Retry Enabled (Default), 0 = Retry Disabled
D0
Overvoltage
Auto-Retry
Enables Auto-Retry After an Overvoltage Fault; 1 = Retry Enabled (Default), 0 = Retry Disabled
Table 7. SENSE Registers E (04h) and F (O5h)—Read/Write
BIT
NAME
OPERATION
E7:0, F7:6
SENSE Voltage Data
10-Bit Data of Current Sense Voltage with 62.5V LSB and 64mV Full Scale
F5:0
Reserved
Always Returns 0, Not Writable
Table 8. ADIN2/OV Registers G (06h) and H (O7h)—Read/Write
BIT
NAME
OPERATION
G7:0, H7:6
ADIN2/OV Voltage Data 10-Bit Data of ADIN2/OV (SSOP/QFN) Voltage with 2.5mV LSB and 2.56V Full Scale
H5:0
Reserved
Always Returns 0, Not Writable
Table 9. ADIN Registers I (08h) and J (O9h)—Read/Write
BIT
NAME
OPERATION
I7:0, J7:6
ADIN Voltage Data
10-Bit Data of ADIN Voltage with 2.5mV LSB and 2.56V Full Scale
J5:0
Reserved
Always Returns 0, Not Writable
Table 10. ADC Channel Labeling for Single-Wire Broadcast Mode
CH1
CH0
ADC CHANNEL
0
SENSE Voltage
0
1
ADIN2/OV (SSOP/QFN) Voltage
1
0
ADIN Voltage
APPLICATIONS INFORMATION
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|---|---|
| LTC4261CUFD-2#PBF | Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring; Package: QFN; No of Pins: 24; Temperature Range: 0°C to +70°C |
| LTC4261CUFD-2#TRPBF | Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring; Package: QFN; No of Pins: 24; Temperature Range: 0°C to +70°C |
| LTC4261IGN#PBF | Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring; Package: SSOP; No of Pins: 28; Temperature Range: -40°C to +85°C |
| LTC4261IGN#TRPBF | Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring; Package: SSOP; No of Pins: 28; Temperature Range: -40°C to +85°C |
| LTC4263CDE#PBF | Single IEEE 802.3af Compliant PSE Controller with Internal Switch; Package: DFN; No of Pins: 14; Temperature Range: 0°C to +70°C |
相关代理商/技术参数 |
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| LTC4261IGN | 功能描述:IC CTRLR HOTSWAP W/ADC 28-SSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:119 系列:- 类型:热交换控制器 应用:通用型，PCI Express? 内部开关:无 电流限制:- 电源电压:3.3V，12V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:80-TQFP 供应商设备封装:80-TQFP（12x12） 包装:托盘 产品目录页面:1423 (CN2011-ZH PDF) |
| LTC4261IGN#PBF | 功能描述:IC CTRLR HOTSWAP W/ADC 28-SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:119 系列:- 类型:热交换控制器 应用:通用型，PCI Express? 内部开关:无 电流限制:- 电源电压:3.3V，12V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:80-TQFP 供应商设备封装:80-TQFP（12x12） 包装:托盘 产品目录页面:1423 (CN2011-ZH PDF) |
| LTC4261IGN#TR | 功能描述:IC CTRLR HOTSWAP W/ADC 28-SSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:119 系列:- 类型:热交换控制器 应用:通用型，PCI Express? 内部开关:无 电流限制:- 电源电压:3.3V，12V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:80-TQFP 供应商设备封装:80-TQFP（12x12） 包装:托盘 产品目录页面:1423 (CN2011-ZH PDF) |
| LTC4261IGN#TRPBF | 功能描述:IC CTRLR HOTSWAP W/ADC 28-SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:119 系列:- 类型:热交换控制器 应用:通用型，PCI Express? 内部开关:无 电流限制:- 电源电压:3.3V，12V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:80-TQFP 供应商设备封装:80-TQFP（12x12） 包装:托盘 产品目录页面:1423 (CN2011-ZH PDF) |
| LTC4261IGN-2 | 制造商:LINER 制造商全称:Linear Technology 功能描述:Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring |
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