
For Reference Only
Part Number | LTC4121IUD-4.2 |
OEMstron Part # | LTC4121IUD-4-2 |
Manufacturer | Linear Technology/Analog Devices |
Category | Semiconductors › Power Management ICs › Battery Chargers |
Description | IC POWER MANAGEMENT |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | LTC4121IUD-4.2 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 5 - Mar 10 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
LTC4121IUD-4.2 Specifications
Part Number | LTC4121IUD-4.2 | |
Brand | Linear Technology/Analog Devices | |
Lifecycle | Obsolete | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Power Management ICs | |
Subcategory | Battery Chargers | |
Manufacturer | Linear Technology/Analog Devices | |
Series | - | |
Battery Chemistry | Lithium Ion/Polymer | |
Number of Cells | - | |
Current - Charging | Constant - Programmable | |
Programmable Features | - | |
Fault Protection | - | |
Charge Current - Max | 400mA | |
Battery Pack Voltage | 4.2V | |
Voltage - Supply (Max) | 40V | |
Interface | - | |
Operating Temperature | -40°C ~ 125°C (TJ) | |
Mounting Type | Surface Mount | |
Package / Case | 16-WFQFN Exposed Pad | |
Supplier Device Package | 16-QFN (3x3) |
LTC4121IUD-4.2 Documents

Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
LTC4121IUD-4.2#TRPBF D# V36:1790_06485218 Analog Devices Inc |
Switching Battery Charger Li-Ion/Li-Pol 400mA 4.2V 16-Pin QFN EP T/R RoHS: Compliant
|
Americas - 0 |
LTC4121IUD-4.2#PBF D# V36:1790_06485216 Analog Devices Inc |
Switching Battery Charger Li-Ion/Li-Pol 400mA 4.2V 16-Pin QFN EP Tube RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
LTC4121IUD-4.2#TRPBF D# LTC4121IUD-4.2#TRPBF-ND Analog Devices Inc |
IC BATT CHG LI-ION 16QFN |
Temporarily Out of Stock |
LTC4121IUD-4.2#PBF D# LTC4121IUD-4.2#PBF-ND Analog Devices Inc |
IC BATT CHG LI-ION 16QFN |
1390 In Stock |
LTC4121IUD-4.2 D# LTC4121IUD-4.2-ND Analog Devices Inc |
IC BATT CHG LI-ION 16QFN |
Limited Supply - Call |
Part Number | Description | Stock |
LTC4121IUD42PBF Analog Devices Inc |
OEM/CM QUOTES ONLY | NO BROKERS |
1673 |
Part Number | Description | Stock |
LTC4121IUD-4.2#PBF D# 584-C4121IUD-4.2PBF Analog Devices Inc |
Battery Management 40V 400mA Synchronous Step-Down Battery Charger RoHS: Compliant
|
121 |
Part Number | Description | Stock |
LTC4121IUD-4.2#TRPBF D# LTC4121IUD4.2TR Analog Devices Inc |
POWER MANAGEMENT IC RoHS: Compliant
|
0 |
LTC4121IUD-4.2#PBF D# LTC4121IUD-4.2P Analog Devices Inc |
POWER MANAGEMENT IC RoHS: Compliant
|
0 |
Part Number | Description | Stock |
LTC4121IUD4.2PBF Linear Technology |
OEM/CM ONLY |
1495 |
Part Number | Description | Stock |
LTC4121IUD-4.2#PBF D# 35300511 Analog Devices Inc |
Switching Battery Charger Li-Ion/Li-Pol 400mA 4.2V 16-Pin QFN EP Tube RoHS: Compliant
|
Americas - 2299 |
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In Stock | 308 - More on Order |
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Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
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