Key facts
- Brand
- Linear Technology
- Model
- LT1949
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-06-06
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Linear Technology LT1949 Datasheet
Datasheet 8 pages · 160 KB · EN
The Linear Technology LT1949 is a fixed frequency step-up DC/DC converter featuring a 1A, 0.5Ω internal switch and constant 600kHz operation. It is designed to generate bias voltages for large screen LCD panels and other portable electronic equipment from low input voltages as low as 1.5V.
Read onlineLinear Technology LT1949 specifications
| Switch Vcesat (On‑Resistance) | 410 mV at 800 mA |
|---|---|
| Quiescent Current | 15 mA (typ) |
| Feedback Voltage | 1.24 V (typ) |
| Switching Frequency | 600 kHz (typ) |
All Linear Technology LT1949 documents by type
Datasheet 1
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the operating temperature range for the LT1949?
The device operates from -40°C to 85°C.
Does the low-battery detector stay active in shutdown mode?
Yes, the low-battery detector stays alive when the device goes into shutdown.
What output voltage can the LT1949 generate from a 3.3 V input?
It can generate 10 V at 175 mA from a 3.3 V input.
Does the low‑battery detector stay active when the device is shut down?
Yes, the low‑battery detector remains active in shutdown mode.