LT3988

Dual 1A Switching Buck Regulator with Internal Switches

Schematic Symbol

Pin Configuration (17 pins)

Pin	Name	Type
1	DA1	passive
2	SW1	passive
3	BOOST1	passive
4	BD	power_in
5	EN/UVLO	input
6	BOOST2	passive
7	SW2	passive
8	DA2	passive
9	VIN2	power_in
10	TRACK/SS2	passive
11	FB2	input
12	SYNC	input
13	RT	input
14	FB1	input
15	TRACK/SS1	passive
16	VIN1	power_in
17	GND	power_in

Footprint

Confirmed

Package_SO/MSOP-16-1EP_3x4.039mm_P0.5mm_EP1.651x2.845mm

Pad Layout

—

—

—

—

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

Pads (21)

Number	Type
—	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

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