LT3991EDD-3.3#PBF

Step-Down Regulator, 2.8μA, 55V, 1.2A, QFN

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Price:: US $2.70~3.00 / piece [Get Latest Price]

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	US $2.70~3.00

PartNumber:: LT3991EDD-3.3#PBF

Brand:: Linear Technology - Linear | Pack: QFN | D/C: 10+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Products Upload time: 2012-09-11

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Part Number:LT3991EDD-3.3#PBF
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Product Summary

The LT3991EDD-3.3#PBF is a step-down regulator. Its applications include automotive battery regulation, power for portable products, industrial supplies.

Parametrics

LT3991EDD-3.3#PBF absolute maximum ratings: (1)VIN, EN voltage: 55V; (2)BOOST pin voltage: 75V; (3)Boost diode current: 1A; (4)Operating junction temperature； -40 to 125℃; (5)Storage temperature range: -65 to 150℃; (6)Lead temperature: 300℃.

Features

LT3991EDD-3.3#PBF features: (1)Ultralow quiescent current: 2.8μA IQ regulating 12VIN to 3.3VOUT; (2)Fixed output voltages: 3.3V; (3)Low ripple burst mode operation: output ripple<15mVP-P; (4)Wide input voltage range: 4.3 to 55V; (5)Adjustable switching frequency: 200kHz to 2MHz.