LTC3555

Battery_Management

High Efficiency USB Power Manager + Triple Step-Down DC/DC, 4.2V float, QFN-28

Symbol

29 pins
Schematic symbol for LTC3555
Units
1
Kind
part
Grid
on 1.27 mm

Footprint

29 pads
Footprint for LTC3555
Library
Package_DFN_QFN
Mount
smd
Courtyard
5.26 × 6.26 mm
Link
exact

3D model

none
no 3D model

The footprint references no model, or the referenced model is not in the upstream package set.

Pins and pads

Every pin on the symbol has a pad on the footprint.

PinNameTypePad
1LDO3V3power_out1
2CLPROGpassive2
3NTCpassive3
4FB2input4
5V_{IN2}power_in5
6SW2power_out6
7EN2input7
8DV_{CC}power_in8
9SCLinput9
10SDAbidirectional10
11V_{IN3}power_in11
12SW3power_out12
13EN3input13
14FB3input14
15~{RST3}open_collector15
16EN1input16
17SW1power_out17
18V_{IN1}power_in18
19FB1input19
20PROGpassive20
21~{CHRG}open_collector21
22GATEoutput22
23BATpower_out23
24V_{OUT}power_out24
25VBUSpower_in25
26SWpower_out26
27I_{LIM0}input27
28I_{LIM1}input28
29GNDpower_in29

Provenance

Credit
KiCad Libraries Contributors
Licence
CC-BY-SA-4.0-with-KiCad-exception
Link method
exact
Cross-check
passed
LTC3555 — Battery_Management | Trace Catalog