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LTC3892-1
60V dual 2-phase synchronous step-down DC/DC controller, forced continuous conduction mode, TSSOP-28
Schematic Symbol
Pin Configuration (29 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | ITH1 | passive |
| 2 | VFB1 | input |
| 3 | SENSE1+ | input |
| 4 | SENSE1- | input |
| 5 | FREQ | input |
| 6 | PLLIN/MODE | input |
| 7 | INTVcc | power_out |
| 8 | RUN1 | input |
| 9 | RUN2 | input |
| 10 | SENSE2- | input |
| 11 | SENSE2+ | input |
| 12 | VFB2 | input |
| 13 | ITH2 | passive |
| 14 | DRVUV | input |
| 15 | DRVSET | input |
| 16 | TRACK/SS2 | input |
| 17 | TG2 | output |
| 18 | SW2 | output |
| 19 | BOOST2 | output |
| 20 | BG2 | output |
| 21 | DRVcc | power_out |
| 22 | EXTVcc | power_in |
| 23 | Vin | power_in |
| 24 | BG1 | output |
| 25 | BOOST1 | output |
| 26 | SW1 | output |
| 27 | TG1 | output |
| 28 | TRACK/SS1 | input |
| 29 | GND | power_in |
Footprint
ConfirmedPackage_SO/TSSOP-28-1EP_4.4x9.7mm_P0.65mm_EP3.05x7.56mm_ThermalVias
Pad Layout
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
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16
17
18
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20
21
22
23
24
25
26
27
28
29
29
29
29
29
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29
29
29
29
29
29
29
29
29
29
29
Pads (53)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| 1 | smd |
| 2 | smd |
| 3 | smd |
| 4 | smd |
| 5 | smd |
| 6 | smd |
| 7 | smd |
| 8 | smd |
| 9 | smd |
| 10 | smd |
| 11 | smd |
| 12 | smd |
| 13 | smd |
| 14 | smd |
| 15 | smd |
| 16 | smd |
| 17 | smd |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |
| 25 | smd |
| 26 | smd |
| 27 | smd |
| 28 | smd |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | smd |
| 29 | smd |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |
| 29 | thru hole |