Specification	MCP73838-NVI/UN

Battery Chemistry	Lithium Ion/Polymer
Battery Pack Voltage	4.35 V
Charge Current - Max [Max]	1.1 A
Current - Charging	Constant - Programmable
Interface	USB
Mounting Type	Surface Mount
Number of Cells	1
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	10-MSOP, 10-TFSOP
Package / Case [x]	3 mm
Package / Case [x]	0.118 in
Supplier Device Package	10-MSOP
Voltage - Supply (Max) [Max]	6 V

MCP73838 Series

Advanced Stand-Alone Linear Li-Ion/Li-Polymer Charge Management Controller

Part	Current - Charging	Package / Case	Package / Case [x]	Package / Case [x]	Voltage - Supply (Max) [Max]	Battery Chemistry	Charge Current - Max [Max]	Interface	Battery Pack Voltage	Operating Temperature [Max]	Operating Temperature [Min]	Supplier Device Package	Number of Cells	Mounting Type
Microchip Technology MCP73838T-FJI/UN	Constant - Programmable	10-MSOP 10-TFSOP	3 mm	0.118 in	6 V	Lithium Ion/Polymer	1.1 A	USB	4.2 V	85 °C	-40 °C	10-MSOP	1	Surface Mount
Microchip Technology MCP73838-FCI/MF	Constant - Programmable	10-VFDFN Exposed Pad			6 V	Lithium Ion/Polymer	1.1 A	USB	4.2 V	85 °C	-40 °C	10-DFN (3x3)	1	Surface Mount
Microchip Technology MCP73838-FJI/MF	Constant - Programmable	10-VFDFN Exposed Pad			6 V	Lithium Ion/Polymer	1.1 A	USB	4.2 V	85 °C	-40 °C	10-DFN (3x3)	1	Surface Mount
Microchip Technology MCP73838T-FCI/MF	Constant - Programmable	10-VFDFN Exposed Pad			6 V	Lithium Ion/Polymer	1.1 A	USB	4.2 V	85 °C	-40 °C	10-DFN (3x3)	1	Surface Mount
Microchip Technology MCP73838T-FJI/MF	Constant - Programmable	10-VFDFN Exposed Pad			6 V	Lithium Ion/Polymer	1.1 A	USB	4.2 V	85 °C	-40 °C	10-DFN (3x3)	1	Surface Mount
Microchip Technology MCP73838-NVI/UN	Constant - Programmable	10-MSOP 10-TFSOP	3 mm	0.118 in	6 V	Lithium Ion/Polymer	1.1 A	USB	4.35 V	85 °C	-40 °C	10-MSOP	1	Surface Mount
Microchip Technology MCP73838-FCI/UN	Constant - Programmable	10-MSOP 10-TFSOP	3 mm	0.118 in	6 V	Lithium Ion/Polymer	1.1 A	USB	4.2 V	85 °C	-40 °C	10-MSOP	1	Surface Mount
Microchip Technology MCP73838T-NVI/MF	Constant - Programmable	10-VFDFN Exposed Pad			6 V	Lithium Ion/Polymer	1.1 A	USB	4.35 V	85 °C	-40 °C	10-DFN (3x3)	1	Surface Mount
Microchip Technology MCP73838-FJI/UN	Constant - Programmable	10-MSOP 10-TFSOP	3 mm	0.118 in	6 V	Lithium Ion/Polymer	1.1 A	USB	4.2 V	85 °C	-40 °C	10-MSOP	1	Surface Mount
Microchip Technology MCP73838T-FCI/UN	Constant - Programmable	10-MSOP 10-TFSOP	3 mm	0.118 in	6 V	Lithium Ion/Polymer	1.1 A	USB	4.2 V	85 °C	-40 °C	10-MSOP	1	Surface Mount

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tube	400	$ 1.14
Microchip Direct	TUBE	1	$ 1.51
		25	$ 1.26
		100	$ 1.14
		1000	$ 1.11
		5000	$ 1.10
Newark	Each	100	$ 1.18

Description

General part information

MCP73838 Series

The MCP73838 is a highly integrated full-featured linear Li-ion battery charger with both USB and AC-adapter inputs. Automatic Power Source Selection simplifies the design of battery chargers for applications that are powered from either a USB port or an AC adapter. For USB-powered systems, the MCP73838 specifically adheres to the current limits governed by the USB application. Also includes safety features such as cell temperature monitoring, on-chip thermal regulation and safety timers. Available in 10-pin 3mm x 3mm DFN package or 10-pin MSOP package.

Documents

Technical documentation and resources

Product Change Notice EN

Datasheet

MCP73837/8 Data Sheet

Data Sheets

Design A Load Sharing System Power Path Management with Microchip's Stand-Alone Li-Ion Battery Charger

Application Notes

Analog and Interface Product Selector Guide

Brochures

Electronic Solutions for Medical and Fitness

Brochures

Portable Power Conversion Design Guide

TC1262 Datasheet

Datasheet