Datasheet Linear Technology LT1769
Manufacturer | Linear Technology |
Series | LT1769 |
Constant-Current/Constant-Voltage 2A Battery Charger with Input Current Limiting
Datasheets
Datasheet LT1769
PDF, 243 Kb, Language: en, File uploaded: Oct 2, 2017, Pages: 16
Constant-Current/Constant-Voltage 2A Battery Charger with Input Current Limiting
Constant-Current/Constant-Voltage 2A Battery Charger with Input Current Limiting
Extract from the document
Prices
Packaging
LT1769CFE#PBF | LT1769CFE#TRPBF | LT1769CGN#PBF | LT1769CGN#TRPBF | LT1769IFE#PBF | LT1769IFE#TRPBF | LT1769IGN#PBF | LT1769IGN#TRPBF | |
---|---|---|---|---|---|---|---|---|
N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
Package | TSSOP-20 Package Outline Drawing | TSSOP-20 Package Outline Drawing | SSOP-28 Package Outline Drawing | SSOP-28 Package Outline Drawing | TSSOP-20 Package Outline Drawing | TSSOP-20 Package Outline Drawing | SSOP-28 Package Outline Drawing | SSOP-28 Package Outline Drawing |
Package Code | FE | FE | GN | GN | FE | FE | GN | GN |
Package Index | 05-08-1663 (CB) | 05-08-1663 (CB) | 05-08-1641 (GN28) | 05-08-1641 (GN28) | 05-08-1663 (CB) | 05-08-1663 (CB) | 05-08-1641 (GN28) | 05-08-1641 (GN28) |
Pin Count | 20 | 20 | 28 | 28 | 20 | 20 | 28 | 28 |
Parametrics
Parameters / Models | LT1769CFE#PBF | LT1769CFE#TRPBF | LT1769CGN#PBF | LT1769CGN#TRPBF | LT1769IFE#PBF | LT1769IFE#TRPBF | LT1769IGN#PBF | LT1769IGN#TRPBF |
---|---|---|---|---|---|---|---|---|
Battery Chemistry | Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid | Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid | Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid | Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid | Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid | Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid | Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid | Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid |
Charge Termination | Microcontroller | Microcontroller | Microcontroller | Microcontroller | Microcontroller | Microcontroller | Microcontroller | Microcontroller |
Demo Boards | DC243A,DC299A-D | DC243A,DC299A-D | DC243A,DC299A-D | DC243A,DC299A-D | DC243A,DC299A-D | DC243A,DC299A-D | DC243A,DC299A-D | DC243A,DC299A-D |
Export Control | no | no | no | no | no | no | no | no |
Float Voltage, V | Adj | Adj | Adj | Adj | Adj | Adj | Adj | Adj |
Internal Pass Element | yes | yes | yes | yes | yes | yes | yes | yes |
Max Charge Current, A | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Number of Cells | 1 to 4 (Li), 1 to 12 (Ni) | 1 to 4 (Li), 1 to 12 (Ni) | 1 to 4 (Li), 1 to 12 (Ni) | 1 to 4 (Li), 1 to 12 (Ni) | 1 to 4 (Li), 1 to 12 (Ni) | 1 to 4 (Li), 1 to 12 (Ni) | 1 to 4 (Li), 1 to 12 (Ni) | 1 to 4 (Li), 1 to 12 (Ni) |
Operating Temperature Range, °C | 0 to 70 | 0 to 70 | 0 to 70 | 0 to 70 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
Type of Charger | Switching | Switching | Switching | Switching | Switching | Switching | Switching | Switching |
Vin Max, V | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Vin Min, V | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Eco Plan
LT1769CFE#PBF | LT1769CFE#TRPBF | LT1769CGN#PBF | LT1769CGN#TRPBF | LT1769IFE#PBF | LT1769IFE#TRPBF | LT1769IGN#PBF | LT1769IGN#TRPBF | |
---|---|---|---|---|---|---|---|---|
RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Design Notes
- Li-Ion Charge Termination IC Interfaces with PWM Switchers &mdash DN242PDF, 74 Kb, File published: Oct 2, 2001Extract from the document
Model Line
Series: LT1769 (8)
Manufacturer's Classification
- Power Management > Battery Management > Battery Charger IC > Switching Battery Chargers