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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： | 6/20頁 |
| 文件大小： | 444K |
| 代理商： | TL1431MDREP |
www.ti.com
+
TL1431
12 V
6.8 k
5 V +0.5%
10 k
10 k
0.1%
10 k
0.1%
VCC
X
Not
Used
TL598
Feedback
NOTE A: Select R3 and R4 to provide the desired LED intensity and
cathode current
≥1 mA to the TL1431.
V(BATT)
R3
R4
R1A
R2A
R1B
R2B
TL1431
Low Limit + 1 )
R1B
R2B
V
I(ref)
High Limit + 1 )
R1A
R2A
V
I(ref)
LED on When
Low Limit < V(BATT) < High Limit
TL1431
V(BATT)
R1
RCL 0.1%
TL1431
I
O +
V
I(ref)
R
CL
) IKA
IO
R1 +
V
(BATT)
I
O
h
FE
) IKA
TL1431
12 V
680
2 k
R
Off
On
C
Delay + R
C
I
12 V
(12 V) * V
I(ref)
V(BATT)
TL1431
IO
RS
0.1%
I
O +
V
I(ref)
R
S
PRECISION PROGRAMMABLE REFERENCE
SLVS529C – APRIL 2004 – REVISED DECEMBER 2006
Figure 24. PWM Converter With 0.5% Reference
Figure 25. Voltage Monitor
Figure 26. Delay Timer
Figure 27. Precision Current Limiter
Figure 28. Precision Constant-Current Sink
14
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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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