参数资料
型号: MAX34440ETL+T
厂商: Maxim Integrated Products
文件页数: 6/43页
文件大小: 0K
描述: IC PS MANAGER PMBUS 6CH 40TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 基站网络线路卡,服务器
电源电压: 2.7 V ~ 5.5 V
电流 - 电源: 2.5mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-TQFN-EP(6x6)
包装: 带卷 (TR)
其它名称: 90-34440+TTR
MAX34440
PMBus 6-Channel Power-Supply Manager
ABSOLUTE MAXIMUM RATINGS
V DD to V SS ...........................................................-0.3V to +5.5V
RS- to V SS ............................................................-0.3V to +0.3V
All Other Pins Except REG18 and
REG25 Relative to V SS ........................ -0.3V to (V DD + 0.3V)*
Operating Temperature Range .......................... -40 N C to +85 N C
Storage Temperature Range............................ -55 N C to +125 N C
Lead Temperature (soldering, 10s) ................................+300 N C
Soldering Temperature (reflow) ......................................+260 N C
Continuous Power Dissipation (T A = +70 N C)
TQFN (derate 35.7mW/ N C above +70 N C)...............2857.1mW
* Subject to not exceeding +5.5V.
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect device reliability.
RECOMMENDED OPERATING CONDITIONS
(T A = -40 N C to +85 N C, unless otherwise noted.)
PARAMETER
V DD Operating Voltage Range
Input Logic 1
Input Logic 0
Input Logic-High: SCL, SDA,
MSCL, MSDA
Input Logic-Low: SCL, SDA,
MSCL, MSDA
SYMBOL
V DD
V IH
V IL
V I2C_IH
V I2C_IL
CONDITIONS
(Note 1)
2.7V P V DD P 3.6V (Note 1)
2.7V P V DD P 3.6V (Note 1)
MIN
2.7
0.7 x
V DD
0
2.1
0
TYP
MAX
5.5
V DD +
0.3
0.3 x
V DD
V DD +
0.3
+0.8
UNITS
V
V
V
V
V
V DD Rise Time
V DD Source Impedance
From 0V to 2.7V
4
5
ms
?
DC ELECTRICAL CHARACTERISTICS
(V DD = 2.7V to 5.5V, T A = -40 N C to +85 N C, unless otherwise noted. Typical values are at V DD = 3.3V, T A = +25 N C, unless otherwise noted.)
PARAMETER
Supply Current
Brownout Voltage
Brownout Hysteresis
SYMBOL
I CPU
I PROGRAM
V BO
V BOH
CONDITIONS
(Note 2)
Monitors V DD (Note 1)
Monitors V DD (Note 1)
MIN
2.40
TYP
2.5
8
2.46
30
MAX
2.55
UNITS
mA
V
mV
Internal System Clock
f MOSC
4.0
MHz
System Clock Error (Note 3)
f ERR:MOSC
+25 N C P T A P +85 N C
-40 N C P T A P +25 N C
-3
-6.5
+2
+1.6
%
Output Logic-Low
Output Logic-High
V OL1
V OH1
I OL = 4mA (Note 1)
I OH = -2mA (Note 1)
V DD -
0.5
0.4
V
V
PWM, PSEN Pullup Current
I PU
V PIN = V SS , V DD = 3.3V
38
55
107
F A
ADC Internal Reference
1.225
V
ADC Voltage Measurement Error
ADC Internal Reference
Temperature Drift
V ERR
-1
-0.5
+1
+0.5
%
%
6
Maxim Integrated
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