BQ25504

Energy Harvesting Boost Converter with Battery Management, VQFN-16

Schematic Symbol

Pin Configuration (17 pins)

Pin	Name	Type
1	VSS	power_in
2	VIN_DC	power_in
3	VOC_SAMP	input
4	VREF_SAMP	bidirectional
5	OT_PROG	input
6	VBAT_OV	input
7	VRDIV	output
8	VBAT_UV	input
9	OK_HYST	input
10	OK_PROG	input
11	VBAT_OK	output
12	AVSS	power_in
13	VSS	passive
14	VBAT	power_out
15	VSTOR	bidirectional
16	LBST	bidirectional
17	PAD	passive

Footprint

Confirmed

Package_DFN_QFN/VQFN-16-1EP_3x3mm_P0.5mm_EP1.68x1.68mm

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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