www.DataSheet4U.com
DC COMPONENTS CO., LTD.
R
INTEGRATED CIRCUIT
DA431 DA431A DA431B
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
TO-92
.190(4.83) .170(4.33) .190(4.83) .170(4.33) 2 Typ 2 Typ .500 Min (12.70) .022(0.56) .014(0.36) .100 Typ (2.54) .148(3.76) .132(3.36) .022(0.56) .014(0.36)
o o
Pinning
1 = Reference 2 = Anode 3 = Cathode
Absolute Maximum Ratings
Characteristic Cathode to Anode Voltage
(Operating temperature range applies, unless otherwise specified) Symbol VKA IK Iref PD Topr TSTG Rating 37 -100 to +150 +0.05 to +10 770 0 to +70 -55 to +150 Unit V mA mA mW
o o 3 2 1 .050 Typ (1.27)
Cathode Current Range(Continuous) Reference Input Current Range Power Dissipation Operating Temperature Range Storage Temperature Range
.050 o o 5 Typ. 5 Typ. (1.27) Typ Dimensions in inches and (millimeters)
C
C
Electrical Characteristics o
Characteristic
(Ratings at 25 C ambient temperature unless otherwise specified)
Symbol DA431 DA431A DA431B Vref
Min 2.440 2.470 2.480
Typ 2.495 2.495 2.495 4.0 -1.4 -1.0 2.0 0.4 0.4 0.1 0.2
Max 2.550 2.520 2.510 17 -2.7 -2.0 4.0 1.2 1.0 1.0 0.5
Unit V
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
Reference Input Voltage
Reference Input Voltage Deviation Over Temperature Range 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
∆Vref ∆Vref / ∆VKA Iref ∆Iref IK(min) IK(off) ZKA
-
mV mV/V µA µA mA µA Ω
