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DC COMPONENTS CO., LTD.
R
DN431
INTEGRATED CIRCUIT
TECHNICAL SPECIFICATIONS OF ADJUSTABLE SHUNT REGULATOR
Features
* * * * * * Programmable output voltage Temperature coefficient is 50ppm/ o C typical Temperature compensated for operation over Full temperature range Low output noise voltage Fast turn on response
SOT-23
.020(0.50) .012(0.30)
Pinning
1 = Reference 2 = Cathode 3 = Anode
1
3
.063(1.60) .055(1.40) .108(0.65) .089(0.25)
2
Absolute Maximum Ratings
Characteristic Cathode to Anode Voltage
.091(2.30) .067(1.70)
.045(1.15) .034(0.85)
(Operating temperature range applies, unless otherwise specified) Symbol VKA IK Iref PD Topr TSTG Rating 37 -100 to +150 +0.05 to +10 225 0 to +70 -55 to +150 Unit V mA mA mW
o o
.026(0.65) .010(0.25) .004 Max (0.10) .027(0.67) .013(0.32) .118(3.00) .110(2.80) .051(1.30) .035(0.90) .0043(0.11) .0035(0.09)
Cathode Current Range(Continuous) Reference Input Current Range Power Dissipation Operating Temperature Range Storage Temperature Range
C
Dimensions in inches and (millimeters)
C
Electrical Characteristics o
Characteristic Reference Input Voltage Reference Input Voltage Deviation Over Temperature Range
(Ratings at 25 C ambient temperature unless otherwise specified)
Symbol Vref ∆Vref ∆Vref / ∆VKA Iref ∆Iref IK(min) IK(off) ZKA
Min 2.445 -
Typ 2.495 4.0 -1.4 -1.0 2.0 0.4 0.4 0.1 0.2
Max 2.545 17 -2.7 -2.0 4.0 1.2 1.0 1.0 0.5
Unit V mV mV/V µA µA mA µA Ω
Test Conditions VKA=VREF, IK=10mA VKA=VREF, IK=10mA Tmin TA Tmax IK=10mA, ∆VKA=10V-VREF IK=10mA, ∆VKA=36V-10V IK=10mA, R1=10kΩ, R2= IK=10mA, R1=10kΩ, R2= Tmin TA Tmax VKA=VREF VKA=36V, VREF=0 VKA=VREF, f 1.0KHz IK=1 to 100mA
Ratio of Change in Reference Input Voltage to Change in Cathode to Anode Voltage Reference Input Current Reference Input Current Deviation Over Temperature Range Minimum Cathode Current for Regulation Off-State Cathode Current Dynamic Impedance
