TP4056 Thermal Budget and Charge-Current Setting
One resistor sets the current, but input voltage and copper decide the temperature. The arithmetic, the derating table, and why 1 A often becomes 0.5 A.
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Memory products identified by the audited product type values.
FEMDNN008G-C9A39 - FORESEE, FBGA-153
YT11C64GTL-01 - O.tomo, BGA-153
YTF-32G01 - O.tomo, BGA-153
YTF-16G01 - O.tomo, BGA-153
XT28EG32GA4YJECGA - XTX, FBGA-1
SNJ54LS170J - Rochester Electronics, DIP
AM29C853ASI - Advanced Micro Devices, SOIC-24
LM4734TABD - Texas Instruments, Non-IC
SN74ACT7807-25PAC - Texas Instruments Logic IC, PQFP64
SN74ACT72211L25RJ - Texas Instruments Logic IC, PLCC-32
SN54LS224AJ - Texas Instruments Logic IC, CDIP-16
SN74ACT7807-20FN - Luminary Micro Logic IC, PLCC-44-16-58X16-58
SN74ACT7202LA35RJ - Texas Instruments Logic IC, PLCC-44
SN74ABT7819-10PN - Texas Instruments Logic IC, LQFP-80
SN74ACT7201LA50DV - Texas Instruments Logic IC, SO-28
SN74V3670-10PEU - Texas Instruments Logic IC, LQFP-128
SN74ACT7206L20RJ - Texas Instruments Logic IC, PLCC-44
SN74ACT72241L20RJ - Texas Instruments Logic IC, PLCC-32
SN74ACT7206L35NP - Texas Instruments Logic IC, PDIP28
SN74ABT7820-15N - Texas Instruments Logic IC, PQFP80
SN74ALVC7813-40DLR - Texas Instruments Logic IC, SSOP-56
SN74ALS2233AN - Texas Instruments Logic IC, PDIP-28
SN74ACT7202LA50DV - Texas Instruments Logic IC, SOIC-28
SN74ABT3613-30PQ - Texas Instruments Logic IC, BQFP-132
Supply boundary
Product records help identify a manufacturer part number and technical family. A listed part may be fulfilled from Chip-seek warehouse-held stock or a reviewed sourcing channel. Source, quantity, packaging, date code, MOQ, price and lead time are confirmed before an order is accepted.
From the desk
Market signals, technical notes, and practical sourcing guidance for semiconductor procurement.
One resistor sets the current, but input voltage and copper decide the temperature. The arithmetic, the derating table, and why 1 A often becomes 0.5 A.
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