TS3431 STMicroelectronics, TS3431 Datasheet
TS3431
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TS3431 Summary of contents
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... Switch mode power supply ■ Battery operated equipment Description The TS3431 is a programmable shunt voltage reference with guaranteed temperature stability over the entire operating temperature range (-40°C to +125°C). The output voltage can be set to any value between 1.24V and 24V with an external resistor bridge ...
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... K T Operating free air temperature range oper 2/10 Cathode Reference + - V REF Anode Parameter (1) SOT23-3L = 25° 150° 110°C/W, R amb j thjc Parameter TS3431 Value Unit 25 -100 to +150 mA -0.05 to10 mA 360 mW -65 to +150 ° 200 250 °C = 340°C/W. thja Value Unit 0.5 to 100 mA 1 ...
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... Limits are 100% production tested at 25°C. Behavior at the temperature range limits is guaranteed through correlation and by design. (1) Test conditions TS3431 (2%) TS3431A (1%) = 10mA K TS3431B (0.5%) TS3431C (0.25%) 0°C < T < +70°C -40°C < T < +105°C -40°C < T < +125°C -40°C < T < +125° 25°C -40°C < T < +125°C I =10mA ...
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... Temperature (°C) 4/10 Figure 3. Input I = 10mA REF 80 120 0.5 0.4 0.3 0.2 0.1 0.0 0.3 0.4 -40 (mA) K Figure 7. 0.5 0.4 0.3 0.2 0.1 0.0 80 120 10 Test circuit for V = Vref K Ik Vka Vref Minimum operating current vs temperature Temperature (°C) Dynamic impedance vs frequency REF T=+25°C 100 1000 Frequency (Hz) TS3431 Output = V REF 120 10000 ...
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... TS3431 Figure 8. Off-state current vs temperature 300 200 100 0 - Temperature (°C) Figure 10. Ratio of change in reference input voltage to change in V temperature 2.0 1.5 1.0 0.5 0.0 - Temperature (°C) Figure 12. Pulse response at I 5.0 Input Voltage 2.5 Output voltage 0 Time (µs) Figure 9. 80 120 Figure 11. Test circuit for V ...
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... Figure 15. Test circuit for pulse response at K T=+25° Figure 17. Equivalent input noise vs 300 200 T = +25°C 100 0 0.1 100000 1000000 10 µ 10mA K 270 Ω I =10mA K frequency REF +25° 100 1000 Frequency (kHz) TS3431 10000 ...
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... TS3431 4 Package information In order to meet environmental requirements, STMicroelectronics offers these devices in ® ECOPACK packages. These packages have a lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label ...
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... Dimensions Millimeters Min. Typ. Max. 0.890 1.120 0.010 0.100 0.880 0.950 1.020 0.300 0.500 0.080 0.200 2.800 2.900 3.040 2.100 2.64 1.200 1.300 1.400 0.950 1.900 0.400 0.600 0.540 0° 8° TS3431 Mils Min. Typ. Max. 35.05 44.12 0.39 3.94 34.65 37.41 40.17 11.81 19.69 3.15 7.88 110.26 114.17 119.72 82.70 103.96 47.26 51.19 55.13 37.41 74.82 15.75 23.63 21.27 0° 8° ...
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... TS3431 5 Ordering information s Table 4. Order codes Part number TS3431ILT TS3431AILT TS3431BILT TS3431CILT 6 Revision history Date 1-Jan-2004 1-Dec-2004 26-Jun-2007 Temperature range -40°C, +125°C Revision 1 Initial release. Specific content changes as follows: – CI version added in 2 – R information added in thjc (AMR). – Test condition added in electrical characteristics Removed TO-92 package information and associated order codes ...
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... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 10/10 Please Read Carefully: © 2007 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com TS3431 ...