TL431SKN3 Datasheet, PDF (2/9 Pages) Cystech Electonics Corp. – Adjustable Precision Shunt Regulators

CYStech Electronics Corp.
Spec. No. : C111N3
Issued Date : 2015.07.29
Revised Date :
Page No. : 2/ 9
Absolute Maximum Ratings (Over operating free-air temperature range, unless otherwise specified)
Characteristics
Symbol
Value
Unit
Cathode Voltage
VKA
40
V
Cathode Current Range (Continuous)
IK
-100~+150
mA
Reference Input Current Range
IREF
-0.05~+10
mA
Power Dissipation
PD
300
mW
Operating Free-air Temperature Range
Tj
-40~+125
°C
Lead Temperature (1.6mm aside from the case, 10s)
TL
260
°C
ESD(HBM)
VESD
2500
V
Storage Temperature Range
Tstg
-65~+150
°C
Thermal Data
Parameter
Symbol
Thermal Resistance, Junction-to-case, max
Rth,j-c
Thermal Resistance, Junction-to-ambient, max (Note )
Rth,j-a
Note: When mounted on FR-4 PCB with area measuring 10×10 mm
Functional Block Diagram
Functional Block Diagram :
Cathode
Reference
VREF
+
-
Anode
& Symbol
Symbol :
Value
50
416
Unit
°C/W
Cathode
Reference
Anode
Test Circuits
II
II
IN
VZ
IN
VZ
IN
VZ
IREF
IZ
VREF
R1 _IREF
IZ
R2 ^VREF
Fig1. Test Circuit for VZ=VREF
Fig 2. Test Circuit for VZ>VREF
Fig3. Test Circuit for Off-State
Note : VZ=VREF(1+R1/R2)+IREFxR1
Current
TL431SKN3
CYStek Product Specification