參數(shù)資料
型號(hào): MAX6639FATE+
廠(chǎng)商: Maxim Integrated
文件頁(yè)數(shù): 20/22頁(yè)
文件大小: 234K
描述: IC 2CH TEMP MONITOR 16TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 60
功能: 風(fēng)扇控制,溫度監(jiān)控器
傳感器類(lèi)型: 內(nèi)部和外部
感應(yīng)溫度: 0°C ~ 150°C,外部傳感器
精確度: -2.5°C 本地(最大),±1°C 遠(yuǎn)程(最大)
拓?fù)洌?/td> ADC,PWM 發(fā)生器,轉(zhuǎn)速計(jì)計(jì)數(shù)器
輸出類(lèi)型: I²C?/SMBus?
輸出警報(bào):
輸出風(fēng)扇:
電源電壓: 3 V ~ 3.6 V
工作溫度: -40°C ~ 125°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 16-WQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 16-TQFN-EP(5x5)
包裝: 管件
3)  Route the DXP and DXN traces parallel and close to
each other, away from any high-voltage traces such
as +12VDC. Avoid leakage currents from PCB cont-
amination. A 20M?leakage path from DXP ground
causes approximately +1癈 error.
4)  Connect guard traces to GND on either side of the
DXP/DXN traces. With guard traces, placing routing
near high-voltage traces is no longer an issue.
5)  Route as few vias and crossunders as possible to
minimize copper/solder thermocouple effects.
6)  When introducing a thermocouple, make sure that
both the DXP and the DXN paths have matching
thermocouples. In general, PCB-induced thermo-
couples are not a serious problem. A copper solder
thermocouple exhibits 3礦/癈, and it takes approxi-
mately 200礦 of voltage error at DXP/DXN to cause
a +1癈 measurement error, so most parasitic ther-
mocouple errors are swamped out.
7)  Use wide traces. Narrow traces are more inductive
and tend to pick up radiated noise. The 10-mil widths
and spacings recommended are not absolutely nec-
essary (as they offer only a minor improvement in
leakage and noise), but use them where practical.
8)  Placing an electrically clean copper ground plane
between the DXP/DXN traces and traces carrying
high-frequency noise signals helps reduce EMI.
2-Channel Temperature Monitor with Dual,
Automatic, PWM Fan-Speed Controller
20
Maxim Integrated
MAX6639/MAX6639F
MAX6639
V
FAN
(5V OR 12V)
SDA
SCL
PWM2
DXP1
DXN
TO CLOCK THROTTLE
TO SYSTEM SHUTDOWN
TO SMBus
MASTER
3.3V TO 5.5V
3.0V TO 3.6V
3.3V TO 5.5V
3.3V TO 5.5V
3.3V TO 5.5V
3.3V TO 5.5V
PWM1
5V
5V
DXP2
GPU
V
CC
CPU
GND
5V
TACH1
ADD
TACH2
ALERT
THERM
FANFAIL
V
FAN
(5V OR 12V)
OT
Typical Operating Circuit
相關(guān)PDF資料
PDF描述
MAX6641AUB92+ IC TEMP MONITOR SMBUS 10UMAX
MAX6642ATT94+T IC TEMP SENSOR SMBUS 6TDFN
MAX6643LBFAEE+ IC CTLR PWM FAN-SPEED 16QSOP
MAX6649MUA/V+ IC SENSOR REMOTE SMBUS 8UMAX
MAX6652AUB+T IC TEMP SENS/MON 10-UMAX
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX6639FATE+ 功能描述:板上安裝溫度傳感器 2Ch Temperature Monitor RoHS:否 制造商:Omron Electronics 輸出類(lèi)型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線(xiàn)接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor
MAX6639FATE+T 功能描述:板上安裝溫度傳感器 2Ch Temperature Monitor RoHS:否 制造商:Omron Electronics 輸出類(lèi)型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線(xiàn)接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor
MAX6639YAEE+ 功能描述:板上安裝溫度傳感器 2Ch Temperature Monitor RoHS:否 制造商:Omron Electronics 輸出類(lèi)型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線(xiàn)接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor
MAX6639YAEE+T 功能描述:板上安裝溫度傳感器 2Ch Temperature Monitor RoHS:否 制造商:Omron Electronics 輸出類(lèi)型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線(xiàn)接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor
MAX663C/D 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類(lèi)型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20