LTC1645IS(RevA) View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC1645IS
(Rev.:RevA)

Dual-Channel Hot Swap Controller/Power Sequencer

Linear Technology 

LTC1645

APPLICATIO S I FOR ATIO

12V –+

POWER

LEADS

R1

0.01Ω IRF7413

+

VOUT

CLOAD

12V

D1*

10Ω

0.1µF

LTC1645

ON SEMICONDUCTOR

* 1SMA12CAT3

1645 F06

0V

1µs/DIV

1645 F06a

VCC Waveform Clamped by a Transient Suppressor

Figure 6. Transient Suppressor Clamp

POWER

12V –+ LEADS

10Ω

0.1µF

R1

0.01Ω

IRF7413

+

10Ω

VOUT

CLOAD

0.1µF

LTC1645

1645 F07

12V

12V

0V

1µs/DIV

1645 F07a

(a) VCC Waveform Damped by a Snubber (15Ω, 6.8nF)

0V

1µs/DIV

1645 F07b

(b) VCC Waveform Damped by a Snubber (10Ω, 0.1µF)

Figure 7. Snubber “Fixes”

1645fa

10

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