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TECHNICAL DATA
Low Voltage Adjustable Precision Shunt Regulator
KK432
Features:
• Precise Refere...
www.DataSheet4U.com
TECHNICAL DATA
Low Voltage Adjustable Precision Shunt
Regulator
KK432
Features:
Precise Reference Voltage to 1.24V Guaranteed 1% Reference Voltage Tolerance Sink Current Capability, 80µA to100mA Quick Turn-on Adjustable Output Voltage, Vo=VREF to 15V 0.2 Ω Typical Output Impedance
Applications
Linear
Regulator Adjustable Supplies Switching Power Supplies Battery Charger Instrumentation Computer Disk Drives
Block Diagram
1
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KK432
Absolute Maximum Ratings
Symbol VKA IK I REF Tj Parameter Cathode voltage Continuous cathode current range Reference current range Operating Junction Temperature Range Symbol VKA IK I REF Tj Rating 18 100 3 - 40 to 150 Unit V mA mA °C Pad # 1 2 3
Description
REF ANODE CATHODE
Electrical Characteristics
Symbol VRFF VDEV ∆VREF/∆VKA IREF IREF(DEV) Ik(off) Zka IK(MIN) Parameter Reference voltage
TA= 25°C
( unless otherwise noted)
Test Conditions
Min 1.228
KK432 Typ 1.240 10 -1 0.5 0.05 0.04 0.2 60
Max 1.252 25 -2.7 1.0 0.3 0.5 0.4 80
Unit V mV mV / V µA µA µA Ω µA
VREF Temp Deviation Ratio of Change in VREF to Change in Cathode Voltage Reference Input Current IREF Temp Deviation Off-state cathode current Dynamic Output Impedance Minimum Operating Current
VKA=VREF, lK=10mA (Fig. 1) TA =25°C TA=full range(see Note1) VKA=VREF, lK=10mA(Fig. 1)
!K=10mA, VKA=15V to VREF (Fig. 2) IK=10mA, R1 =10kΩ R2=∞ (Fig.2) TK=full range (see Note 1), R1 =10kΩ, R2=∞, IK=10mA (Fig. 2) VREF=0 V,...