器件名称: AV431LT1
功能描述: Adjustable Reference Source
文件大小: 208.97KB 共4页
简 介:@vic
Adjustable Reference Source
FEATURES
The output voltage can be adjusted to 36V Low dynamic output impedance ,its typical value is 0.2Ω Trapping current capability is 1 to 100mA The typical value of the equivalent temperature factor in the whole temperature scope is 50 ppm/℃ The effective temperature compensation in the working range of full temperature Low output noise voltage Fast on -state response 0.5% and 1% precision
AV431LT1
ABSOLUTE MAXIMUM RATINGS （ Operating temperature range applies unless otherwise specified）
Parameter
Cathode Voltage Cathode Current Range (Continuous) Reference lnput Current Range Power Dissipation Operating temperature Storage temperature Range
SYMBOL
VKA IKA Iref PD Topr Tstg
VALUE
37 -100-+150 0.05-+10 770 0-70 -65-+150℃
UNITS
V mA mA mW ℃ ℃
ELECTRICAL CHARACTERISTICS（Tamb=25℃ unless otherwise specified）
Parameter Reference lnput Voltage Deviation of reference input Voltage Over temperature (note) Ratio Of Change in Reference lnput Voltage to the change in Cathode Voltage Symbol Vref △Vref/△T Test conditions VKA=VREF, IKA=10mA VKA =VREF, IKA =10mA Tmin Ta Tmax △VKA =10V VREF △VKA =36V 10V MIN 2.440 TYP 2.495 4.5 -1.0 MAX 2.550 17 -2.7 UNIT V mV m V/V
△Vref/△VKA
IKA=10m A
-0.5 1.5
-2.0 4
Reference lnput Current Deviation Of Reference lnput Current Over Full Temperature Range Minimum cathode current for Regulation Off-state cathode Current Dynamic impedance
lref
IKA= 10mA,R1=10KΩ R2=∞ lKA=10mA, R1=10KΩ R2=∞ TA=full Temperature V……
