LINEAR INTEGRATED CIRCUIT PROGRAMMABLE PRECISION REFERENCE D

The Datasheet Archive - 100 Million Datasheets from 7500 Manufacturers.

LINEAR INTEGRATED CIRCUIT PROGRAMMABLE PRECISION REFERENCE D

Datasheet Thumbnail

Top Searches for this datasheet

TL43
LINEAR INTEGRATED CIRCUIT
PROGRAMMABLE PRECISION REFERENCE
DESCRIPTION
TL431 three-terminal adjustable regulator with guaranteed thermal stability over applicable temperature ranges. output voltage value between Vref(approximately 2.5V) with external resistors. provides very wide applications, including shunt regulator, series regulator, switching regulator, voltage reference others.
SOT-89
TO-92
SOP-8
FEATURES
*Programmable output Voltage 36V. *Low dynamic output impedance 0.2. *Sink current capability 100mA. *Equivalent full-range temperature coefficient 50ppm/ typical operation over full rated operating temperature range.
SOT-23
SOT-25
SOP-8 Cathode; 2,3,6,7: Anode Ref. 4,5: N.C. TO-92 Ref. Anode Cathode SOT-89 Ref. Anode Cathode SOT-23 MARKING INFORMATION SOT-25 1,2: Cathode; Ref.; Anode
MARKING INFORMATION (SOT-23)
PART NUMBER TL431 TL431-NS
Cathode
Cathode
Anode Anode
MARKING 431N
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R103-003,I
TL43BLOCK DIAGRAM
REFERENCE
LINEAR INTEGRATED CIRCUIT
CATHODE CATHODE REFERENCE ANODE(A)
2.5V Vref
ANODE
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified))
PARAMETER
Cathode Voltage Cathode Current Range(Continuous) Reference Input Current Range Operating Junction Temperature Operating Ambient Temperature Storage Temperature
SYMBOL
Iref Topr Tstg
VALUE
-100 +150 -0.05 +150
UNIT
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Cathode Voltage Cathode Current
SYMBOL
VREF
UNIT
ELECTRICAL CHARACTERISTICS(Ta=25°C, unless otherwise specified)
PARAMETER
Reference Input Voltage Deviation reference Input Voltage Over temperature (note Ratio Change Reference Input Voltage Change Cathode Voltage Reference Input Current Deviation Reference Input Current Over Full Temperature Range Minimum Cathode Current Regulation Off-State Cathode Current Dynamic Impedance Note:TMIN=0°C,TMAX=+70°C
SYMBOL
Vref Vref/T
TEST CONDITIONS
VKA=VREF,IKA=10mA VKA=VREF,IKA=10mA TMIN<=TA<=TMAX VKA=10V~VREF IKA=10mA VKA=36V~10V IKA=10mA,R1=10k,R2= IKA=10mA,R1=10k,R2= TA=full Temperature VKA=VREF VKA=36V,VREF=0 VKA=VREF, IKA=1 100mA f1.0kHz
UNIT
mV/V
2.470 2.495 2.520 -1.0 -0.5 0.45 0.05 0.15 -2.7 -2.0
Vref /VKA Iref Iref/T IKA(min) IKA(OFF)
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R103-003,I
TL43
LINEAR INTEGRATED CIRCUIT
TYPICAL PERFORMANCE CHARACTERISTICS
Cathode Current Cathode Voltage
Cathode Current Cathode Voltage
Cathode Current (mA)
-100
Cathode Current
Ta=25°C VKA=VREF
Ta=25°C VKA=VREF
IKA(min)
-200
Cathode Voltage
Cathode Voltage
Change Reference Input Voltage Cathode voltage
Input Output Voltage
Pulse Response
Ta=25°C
Change Reference INput Voltage (mV)
IKA=100mA Ta=25°C
Cathode Voltage
Time (ms)
Dynamic Impedance Frequency
Small Signal Voltage Amplification Frequency
Voltage Amplification (dB)
Impedance
Ta=25°C IKA=0mA 100mA
Ta=25°C IKA=10mA
Frequency (Hz)
Frequency (Hz)
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R103-003,I
TL43reference voltage TO-92
LINEAR INTEGRATED CIRCUIT
temperature Fig.
CATHODE CURRENT,I (mA) 100p VKA=Vref VKA=5.0V@IK=10mA VKA=10V@IK=10mA VKA=15V@IK=10mA Ta=25
100n
LOAD CAPACITANCE,CL
TEST CIRCUIT
INPUT RUTC TL43
INPUT
INPUT
IKA(OFF)
IREF
TL431 TL43
VREF
VREF
VKA=VREF*(1+R1/R2)+IREF*R
Test Circuit VKA=VREF
Test Circuit VREF
Test Circuit IKA(OFF)
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R103-003,I
TL43APPLICATION CIRCUIT
LINEAR INTEGRATED CIRCUIT
UTC7805
COMMON
VREF
TL431 TL43
VREF
VREF
TL43
Vo=(1+R1/R2)*V
Vo=(1+R1/R2)*V
Vo=(1+R1/R2)*V
Shutdown Regulator
Output Control Three -Terminal Fixed Regulator
Higher-current Shunt Regulator
TL43
TL43
IO=VREF/RS
RS=VREF/RCL
Constant-current Sink
Current Limiting Current Source
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R103-003,I

LINEAR INTEGRATED CIRCUIT PROGRAMMABLE PRECISION REFERENCE D

Top Searches for this datasheet

Other recent searches