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NTE1957 - IC-VLTG REG +9V 1A

Model:

NTE1957

 | Catalog #: 55052877
Price:
$2.73
$2.73
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  • Minimum input/output voltage difference: 0.5V Typ
  • On--chip overcurrent limiter
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  • On--chip input short--circuit protection circuit

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  • DC current gain specified to 7-amps: hFE = 2.3 Min @ IC = 7A
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  • Collector--emitter voltage, VCEO: 400V
  • Collector--base voltage, VCB: 500V
  • Emitter--base voltage, VCB: 5V
  • Collector current, IC
  • Continuous 1A
  • Peak 2A
  • Base current, IB 600mA
  • Total power dissipation (TA = +25°C), PD 2W
  • Derate above +25°C 0.016W/°C
  • Total power dissipation (TC = +25°C), PD 40W
  • Derate above +25°C 0.32W/°C
  • Unclamped inducting load energy, E: 20mJ
  • Operating junction temperature range, TJ: --65° to +150°C
  • Storage temperature range, Tstg: --65° to +150°C
  • Thermal resistance, junction--to--case, RthJC: 3.125°C/W
  • Thermal resistance, junction--to--ambient, RthJA: 62.5°C/W

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  • Output voltage, VCE: 50V
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  • Power Dissipation, PD
  • One darlington pair: 1W

  • Total device: 2W
  • Operating ambient temperature range, TA: −20° to +85°C
  • Storage temperature range, Tstg: −55° to +150°C

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  • Output current: 1.5A max.
  • High sustaining voltage: 50V min.
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Product Summary

The NTE1957 is a positive voltage regulator in a TO220 type package with a low input/output voltage. This device is suitable for low−voltage, battery−driven equipment and home appliances and industrial equipment with great fluctuation of the supply voltage.

  • Dropout voltage typically 0.5V @ IO = 1A
  • Output current in excess of 1A
  • Output voltage trimmed before assembly
  • Reverse battery protection
  • Internal short circuit current limit
  • Mirror image insertion protection
Pricing and availability: Please note that all prices are subject to change without prior notice. Prices advertised on this site are for online orders only. Prices on some items may differ from those advertised in RadioShack stores. All merchandise may not be available at all stores, and all stores may not participate in all sales promotions. We recommend you contact the store to confirm product availability and price.

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