LTC3556EUFD-PBF View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC3556EUFD-PBF

High Effi ciency USB Power Manager with Dual Buck and Buck-Boost DC/DCs

Linear Technology 

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APPLICATIONS INFORMATION

VBUS

RNOM

100k

NTC

3

VBUS

LTC3556

NTC BLOCK

0.765 • VBUS –

+

T

RNTC

100k

–

0.349 • VBUS

+

TOO_COLD

TOO_HOT

+

0.017V • VBUS

–

(7a)

NTC_ENABLE

3556 F07a

VBUS

RNOM

105k

NTC

3

VBUS

LTC3556

NTC BLOCK

0.765 • VBUS –

+

R1

12.7k

T

RNTC

100k

–

0.349 • VBUS

+

+

0.017 • VBUS

–

(7b)

TOO_COLD

TOO_HOT

NTC_ENABLE

3556 F07b

Figure 7. NTC Circuits

LTC3556

3556f

31

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