Skip to the content
PCBKitNew board
BQ20Z45DBTR-R1 on a board, in 3D

BQ20Z45DBTR-R1

Texas Instruments

-40℃~+85℃ 2~4 4.5V~25V Battery Protection IC Lithium-ion/Polymer TSSOP-38-4.4mm Battery Management ROHS

Extended
DatasheetJLCPCBLCSCti/BQ20Z45DBTR-R1
Category
Battery Management ICs
Package
TSSOP-38-4.4mm
Pins
38

Overview

The BQ20Z45DBTR-R1 is a battery Management IC made by Texas Instruments in a TSSOP-38-4.4mm package with 38 pins. -40℃~+85℃ 2~4 4.5V~25V Battery Protection IC Lithium-ion/Polymer TSSOP-38-4.4mm Battery Management ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:BQ20Z45DBTR-R1, from EasyEDA) and its footprint (Package_SO:TSSOP-38_4.4x9.7mm_P0.5mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C179680).

Symbol

DSG1PACK2VCC3ZVCHG4GPOD5PMS6VSS7REG338TOUT9VCELL+10#ALERT11#PRES12TS113TS214#PFIN15SAFE16SMBD17SMBC18NC19VSS20VSS21GSRP22GSRN23#MRST24VSS25REG2526RBI27VSS28#RESET29ASRN30ASRP31VC532VC433VC334VC235VC136BAT37CHG38
EasyEDA_Cloud:BQ20Z45DBTR-R1From EasyEDA

Footprint

Package_SO:TSSOP-38_4.4x9.7mm_P0.5mmFrom KiCad's library

Parameters

10
0V Battery Charge
Support
Battery Temperature Detection
Support
Features
Constant current charging, Constant voltage charging, Trickle charging, Over-discharge protection, Overcurrent Protection, Short-Circuit Protection, Cell balancing
Interface
SMBus
Number of Cells
2~4
Operating Temperature
-40℃~+85℃
Supply Current (Iq)
550uA
The Chip Type
Protection IC, Balancing IC, Monitoring IC
Type of Battery
Lithium Battery
Voltage - Supply
4.5V~25V

Order codes

1

Pinout

38
The pins of the BQ20Z45DBTR-R1
PinNameType
1DSGUnspecified
2PACKUnspecified
3VCCUnspecified
4ZVCHGUnspecified
5GPODUnspecified
6PMSUnspecified
7VSSUnspecified
8REG33Unspecified
9TOUTUnspecified
10VCELL+Unspecified
11#ALERTUnspecified
12#PRESUnspecified
13TS1Unspecified
14TS2Unspecified
15#PFINUnspecified
16SAFEUnspecified
17SMBDUnspecified
18SMBCUnspecified
19NCUnspecified
20VSSUnspecified
21VSSUnspecified
22GSRPUnspecified
23GSRNUnspecified
24#MRSTUnspecified
25VSSUnspecified
26REG25Unspecified
27RBIUnspecified
28VSSUnspecified
29#RESETUnspecified
30ASRNUnspecified
31ASRPUnspecified
32VC5Unspecified
33VC4Unspecified
34VC3Unspecified
35VC2Unspecified
36VC1Unspecified
37BATUnspecified
38CHGUnspecified

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/ti/BQ20Z45DBTR-R1" title="BQ20Z45DBTR-R1 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/ti/BQ20Z45DBTR-R1.jpg" alt="BQ20Z45DBTR-R1" width="1200" height="900">
A picture that opens the part, for a README
[![BQ20Z45DBTR-R1](https://pcbkit.io/embed/parts/ti/BQ20Z45DBTR-R1.jpg?size=s)](https://pcbkit.io/parts/ti/BQ20Z45DBTR-R1)

Questions

Is there a KiCad symbol and footprint for the BQ20Z45DBTR-R1?

Yes. The symbol is EasyEDA_Cloud:BQ20Z45DBTR-R1 and the footprint Package_SO:TSSOP-38_4.4x9.7mm_P0.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the BQ20Z45DBTR-R1?

TSSOP-38-4.4mm, with 38 pins. Its footprint is drawn on this page.

Where is the BQ20Z45DBTR-R1 datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the BQ20Z45DBTR-R1?

JLCPCB lists it as part C179680, with 0 in stock; the sellers' links on this page open their listings.