參數(shù)資料
型號: TL431AILP
廠商: NXP SEMICONDUCTORS
元件分類: 基準電壓源/電流源
英文描述: Adjustable precision shunt regulators
中文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PBCY3
封裝: PLASTIC, SOT-54, TO-92, 3 PIN
文件頁數(shù): 1/11頁
文件大小: 194K
代理商: TL431AILP
AIC431/TL431A/TL431
Adjustable Precision Shunt Regulators
Analog Integrations Corporation
4F, 9, Industry E. 9th Rd, Science Based Industrial Park, Hsinchu Taiwan, ROC
www.analog.com.tw
DS-431-06 May 31, 01
TEL: 886-3-5772500
FAX: 886-3-5772510
1
n
FEATURES
l
Unconditionally Stable.
l
Precision Reference Voltage.
AIC431
:2.495V
TL431A
:2.495V
TL431
:2.495V
±
0.5%
±
1.0%
±
1.6%
l
Sink Current Capability: 200mA.
l
Minimum Cathode Current for Regulation: 250
μ
A.
l
Equivalent Full-Range Temperature Coefficient:
50 ppm/
°
C.
l
Fast Turn-On Response.
l
Low Dynamic Output Impedance: 0.08
.
l
Adjustable Output Voltage.
l
Low Output Noise.
l
Space Saving SOT-89, SOT-23, TO-92 and SO8
packages.
n
TYPICAL APPLICATION CIRCUIT
V
IN
AIC431
+
V
OUT
R1
R2
+
V
OUT
=(1+R1/R2)V
REF
Precision Regulator
n
DESCRIPTION
The AIC431/TL431A/TL431 are 3-terminal ad-
justable precision shunt regulators with guar-
anteed temperature stability over the applica-
ble extended commercial temperature range.
The output voltage may be set at any level
greater than 2.495V (V
REF
) up to 30V merely
by selecting two external resistors that act as
a voltage divider network. These devices have
a typical output impedance of 0.08
. Active
output circuitry provides a very sharp turn-on
characteristics, making these devices excel-
lent improved replacements for zener diodes
in many applications.
The precise
±
0.5% reference voltage toler-
ance of the AIC431 makes it possible in
many applications to avoid the use of a vari-
able resistor, consequently saving cost and
eliminating drift and reliability problems asso-
ciated with it.
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相關代理商/技術參數(shù)
參數(shù)描述
TL431AILP 制造商:Texas Instruments 功能描述:SHUNT REG ADJ +2.5/36V TO-92 制造商:Texas Instruments 功能描述:SHUNT REG ADJ +2.5/36V, TO-92 制造商:Texas Instruments 功能描述:SHUNT REG ADJ +2.5/36V, TO-92; Topology:Shunt, Adjustable; Input Voltage Min:2.495V; Input Voltage Max:36V; Reference Voltage:2.495V; Reference Voltage Tolerance:25mV; Voltage Reference Case Style:TO-92; No. of Pins:3; Temperature ;RoHS Compliant: Yes 制造商:Texas Instruments 功能描述:SHUNT REG ADJ +2.5/36V, TO-92; Topology:Shunt, Adjustable; Input Voltage:2.495V to 36V; Reference Voltage:2.495V; Reference Voltage Tolerance:25mV; Voltage Reference Case Style:TO-92; No. of Pins:3; Temperature Coefficient:34ppm/C; ;RoHS Compliant: Yes
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