参数资料
型号: MAX6505UTP040+T
厂商: Maxim Integrated
文件页数: 6/10页
文件大小: 0K
描述: IC TEMP SWITCH DL TRIP SOT23-6
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
功能: 温度开关
传感器类型: 内部
感应温度: 40°C 跳闸点
精确度: ±3.5°C(最小值)
拓扑: 比较器,电压基准
输出类型: 低态有效/开漏极
输出警报:
输出风扇:
电源电压: 2.5 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SOT-23-6
供应商设备封装: SOT-6
包装: 带卷 (TR)
Dual Trip SOT Temperature Switches
Table 2. Hysteresis Selection
TYPICAL THRESHOLD HYSTERESIS
PART
ALARM
CONDITIONS
WARN CONDITIONS
OK, OVER
MAX6505
MAX6506
2 ° C
5 ° C
10 ° C
Δ TWA = 5 ° C or 10 ° C
Δ TWA = 20 ° C or 30 ° C
MAX6507
MAX6508
-—
-—
2 ° C
10 ° C
S0 = GND
S0 = VCC
+75 ° C
TEMPERATURE
-10 ° C
HYSTERESIS ≈ 2 ° C
-10 ° C
HYSFERESIS ≈ 2 ° C
+2.5V TO +5.5V
V CC
*
S1
ALARM
SYSTEM
SHUTDOWN
OVER
S0
MAX6506
WARN
FAN CONTROL
GND
OK
* Δ T AW = T ALARM - T WARN IS SET TO +30°C.
Figure 2. Temperature Response—MAX6507A04B Outputs
with 2°C Hysteresis
power is dissipated within the IC. This corresponds to a
+0.288°C shift in the die temperature in the SOT23.
Power Supply and Bypassing
The MAX6505 and MAX6508 operate from a single-
supply voltage in the +2.5V to +5.5V range. Connect a
0.1μF capacitor on the supply voltage line close to the
V CC pin for bypassing.
Low-Cost, Fail-Safe Temperature Monitor
The MAX6505/MAX6506 provide two outputs that can be
used for fail-safe temperature applications (Figure 3). For
example, the first output can activate a fan when the die
temperature exceeds a certain preset temperature. The
second output asserts at a higher temperature that could
be caused by a wide variety of destructive fault condi-
tions, including latchup, short circuit, and cooling system
failure. This output can be used to initiate such actions
as shutdown of the entire system (see Typical Operating
Circuits).
Figure 3. Low-Power, High-Reliability, Fail-Safe Temperature
Monitor
The high-level integration, low cost, and small size of the
MAX6505–MAX6508 facilitate the use of multiple temper-
ature monitors to increase system reliability.
6
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