Datasheet ZTLV431 (Diodes)

ZTLV431 1.24V Cost effective shunt regulator Description
The ZTLV431 is a three terminal adjustable The ZTLV431 can be used as a replacement for shunt regulator offering excellent temperature zener diodes in many applications requiring an stability and output current handling capability improvement in zener performance. up to 20mA. The output voltage may be set to The ZTLV431 is available as standard as an any chosen voltage between 1.24 volts and 10 A grade which has an initial tolerance of 1% volts by selection of two external divider and covers the -40°C to 125°C temperature resistors. range as standard.
Features Applications
• Low voltage operation VREF = 1.24V • Opto-coupler linearization • Temperature range -40 to 125°C • Linear regulators • Reference voltage tolerance at 25°C • Improved Zener • 1% ZTLV431A • Variable reference • Typical temperature drift • 4 mV (0°C to 70°C)
Pin connections
• 6 mV (-40°C to 85°C) • 11mV (-40°C to 125°C
ZTLV431_F (SOT23)
(top view) • 100␮A minimum cathode current • 0.25⍀ typical output impedance Ref 3 • Adjustable output voltage 1.24V to 10V 1 Anode Cathode 2
Ordering information Tol. Order code Package Part mark Status Reel size Tape width Quantity (inches) (mm) per reel
1% ZTLV431AFTA SOT23 S1A Active 7” (180mm) 8 3,000
Issue 7 - April 2008 1 www.zetex.com
© Zetex Semiconductors plc 2008 Document Outline ZTLV431 1.24V Cost effective shunt regulator Description Features Applications Pin connections Ordering information Absolute maximum ratings Package thermal data Recommended operating conditions Electrical characteristics (electrical characteristics over recommended operating conditions, TA = 25°C, KKA = VREF, IKA = 10mA unless otherwise stated) Typical characteristics Pin connections - preview status devices Package outline - SOT23