參數(shù)資料
型號: LM4040B10IDCKRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 10 V, PDSO5
封裝: GREEN, PLASTIC, SC-70, 5 PIN
文件頁數(shù): 20/56頁
文件大?。?/td> 773K
代理商: LM4040B10IDCKRG4
APPLICATION INFORMATION
Start-Up Characteristics
1-Hz Rate
VZ
LM4040
RS
VIN
Output Capacitor
SOT-23 Connections
Use With ADCs or DACs
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
1
2
3
4
5
6
7
VREF
AIN0
AIN1
AIN2
AGND
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DGND
AIN3
VANA
2.2
F
A1
A0
CLK
DB0
DB1
DB2
DB3
DB4
VDIG
BUSY
WR
CS
RD
3.2-MHz Clock
BUSY Output
Write Input
Read Input
5-V Analog Supply
10
F
+
0.1
F
ADS7842
LM4040A-41
909
0 V to VREF
5 V
LM4040
www.ti.com .................................................................................................................................................. SLOS456K – JANUARY 2005 – REVISED MARCH 2008
Figure 7. Test Circuit
The LM4040 does not require an output capacitor across cathode and anode for stability. However, if an output
bypass capacitor is desired, the LM4040 is designed to be stable with all capacitive loads.
There is a parasitic Schottky diode connected between pins 2 and 3 of the SOT-23 packaged device. Thus, pin 3
of the SOT-23 package must be left floating or connected to pin 2.
The LM4040x-41 is designed to be a cost-effective voltage reference as required in 12-bit data-acquisition
systems. For 12-bit systems operating from 5-V supplies such as the ADS7842 (see Figure 8), the LM4040x-41
(4.096 V) permits operation with an LSB of 1 mV.
Figure 8. Data-Acquisition Circuit With LM4040x-41
Copyright 2005–2008, Texas Instruments Incorporated
27
相關(guān)PDF資料
PDF描述
LM4040D30QDBZRG4 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 3 V, PDSO3
LM4040A82IDCKRG4 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 8.192 V, PDSO5
LM4040A20IDBZT 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.048 V, PDSO3
LM4040B41IDBZR 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 4.096 V, PDSO3
LM4040B50IDBZR 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 5 V, PDSO3
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4040B10ILP 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE
LM4040B10ILPR 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE
LM4040B20IDBZR 功能描述:基準(zhǔn)電壓& 基準(zhǔn)電流 2.048-V Precision Mcrpwr Shunt .2% acc RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓?fù)浣Y(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準(zhǔn)確度:0.25 % 平均溫度系數(shù)(典型值):100 PPM / C 串聯(lián) VREF - 輸入電壓(最大值): 串聯(lián) VREF - 輸入電壓(最小值): 分流電流(最大值):60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel
LM4040B20IDBZRG4 功能描述:基準(zhǔn)電壓& 基準(zhǔn)電流 2.048-V Precision Mcrpwr Shunt .2% acc RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓?fù)浣Y(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準(zhǔn)確度:0.25 % 平均溫度系數(shù)(典型值):100 PPM / C 串聯(lián) VREF - 輸入電壓(最大值): 串聯(lián) VREF - 輸入電壓(最小值): 分流電流(最大值):60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel
LM4040B20IDBZT 功能描述:基準(zhǔn)電壓& 基準(zhǔn)電流 2.048-V Precision Mcrpwr Shunt .2% acc RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓?fù)浣Y(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準(zhǔn)確度:0.25 % 平均溫度系數(shù)(典型值):100 PPM / C 串聯(lián) VREF - 輸入電壓(最大值): 串聯(lián) VREF - 輸入電壓(最小值): 分流電流(最大值):60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel