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SIC438A
8A Step-Down DC/DC-Regulator, 300kHz-1MHz, 3..24Vin, 0.6..21.6Vout
Schematic Symbol
Pin Configuration (28 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | V_{IN} | power_in |
| 2 | V_{IN} | passive |
| 3 | P_{GND} | power_in |
| 4 | P_{GND} | passive |
| 5 | SW | power_out |
| 6 | SW | passive |
| 7 | SW | passive |
| 8 | SW | passive |
| 9 | SW | passive |
| 10 | GL | output |
| 11 | GL | passive |
| 12 | V_{DRV} | power_out |
| 13 | P_{GND} | passive |
| 14 | P_{GOOD} | open_collector |
| 15 | V_{DD} | power_out |
| 16 | A_{GND} | power_in |
| 17 | FB | input |
| 18 | V_{OUT} | input |
| 19 | EN | input |
| 20 | MODE2 | input |
| 21 | MODE1 | input |
| 22 | V_{IN} | passive |
| 23 | BOOT | input |
| 24 | PHASE | output |
| 25 | A_{GND} | passive |
| 26 | V_{IN} | passive |
| 27 | P_{GND} | passive |
| 28 | GL | passive |
Footprint
ConfirmedPackage_DFN_QFN/Vishay_PowerPAK_MLP44-24L_ThermalVias
Pad Layout
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2
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7
8
9
10
11
12
13
14
15
16
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19
20
21
22
23
24
25
25
26
26
27
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27
27
27
27
28
Pads (35)
| Number | Type |
|---|---|
| 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 |
| 25 | thru hole |
| 26 | smd |
| 26 | thru hole |
| 27 | thru hole |
| 27 | thru hole |
| 27 | smd |
| 27 | thru hole |
| 27 | thru hole |
| 27 | thru hole |
| 28 | smd |