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| TYPE | DESCRIPTION |
| Mfr | Analog Devices Inc. |
| Series | - |
| Package | Tube |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.2V |
| Voltage - Input (Max) | 62V |
| Voltage - Output (Min/Fixed) | 1.21V |
| Voltage - Output (Max) | 25V |
| Current - Output | 350mA |
| Frequency - Switching | 210kHz ~ 2.3MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 10-WFDFN Exposed Pad |
| Supplier Device Package | 10-DFN (3x3) |
| Base Product Number | LT3990 |
1
15.24
15.24
10
13.763
137.63
25
13.1224
328.06
100
11.3981
1139.81
250
10.88204
2720.51
500
9.963
4981.5
