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參數資料
| 型號： | TL1431MDREP |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.5 V, PDSO8 |
| 封裝： | GREEN, PLASTIC, SOIC-8 |
| 文件頁數： | 5/20頁 |
| 文件大小： | 444K |
| 代理商： | TL1431MDREP |
www.ti.com
V(BATT)
In
Out
VO
TL1431
Common
A7805
R1
R2
V + 1 )
R1
R2
V
I(ref)
Min V = VI(ref) + 5 V
NOTE A: R should provide cathode current
≥1 mA to the TL1431 at
minimum V(BATT).
V(BATT)
R
30
TL1431
2N2222
0.01
F
4.7 k
R1
0.1%
R2
0.1%
VO
V
O +
1 )
R1
R2
V
I(ref)
V(BATT)
TL1431
V
O +
1 )
R1
R2
V
I(ref)
R1
R2
R
VO
NOTE A: Refer to the stability boundary conditions in Figure 15 to
determine allowable values for C.
V(BATT)
VO
TL1431
R1
R2
C
V
trip +
1 )
R1
R2
V
I(ref)
LM317
In
Out
V(BATT)
8.2 k
TL1431
Adjust
243
0.1%
243
0.1%
VO = 5 V, 1.5 A, 0.5%
NOTE A: Rb should provide cathode current ≥1 mA to the TL1431.
V(BATT)
VO = 5 V
Rb
TL1431
27.4 k
0.1%
27.4 k
0.1%
PRECISION PROGRAMMABLE REFERENCE
SLVS529C – APRIL 2004 – REVISED DECEMBER 2006
Figure 18. Precision High-Current Series Regulator
Figure 19. Output Control of a
Three-Terminal Fixed Regulator
Figure 20. Higher-Current Shunt Regulator
Figure 21. Crowbar
Figure 22. Precision 5-V, 1.5-A, 0.5% Regulator
Figure 23. Precision Regulator
13
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TL1431MDREPG4 | 功能描述:基準電壓& 基準電流 EP Prec Programmable Ref RoHS:否 制造商:STMicroelectronics 產品:Voltage References 拓撲結構:Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準確度:0.25 % 平均溫度系數（典型值）:100 PPM / C 串聯 VREF - 輸入電壓（最大值）: 串聯 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 |
| TL1431MFK | 制造商:Texas Instruments 功能描述:V-Ref Adjustable 2.5V to 36V 100mA 20-Pin LCCC |
| TL1431MFKB | 制造商:Texas Instruments 功能描述:V-Ref Adjustable 2.5V to 36V 100mA 20-Pin LCCC 制造商:Texas Instruments 功能描述:5962-9962001Q2A, TL1431MFKB DUAL MARK |
| TL1431MJG | 制造商:Texas Instruments 功能描述:V-Ref Adjustable 2.5V to 36V 100mA 8-Pin CDIP 制造商:Texas Instruments 功能描述:V-REF ADJUSTABLE 2.5V TO 36V 100MA 8CDIP - Rail/Tube |
| TL1431MJGB | 制造商:Texas Instruments 功能描述:V-Ref Adjustable 2.5V to 36V 100mA 8-Pin CDIP |
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