Key facts
- Brand
- Texas Instruments
- Model
- UC3823
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-08-08
Start here
TEXAS INSTRUMENTS UC282-1 UC282-2 UC282-3 UC282-ADJ UC382-1 UC382-2 UC382-3 UC382-ADJ handbook
The document describes the UC282 and UC382 families of Fast LDO Linear Regulators, which provide a quick response to load changes. These devices are available in fixed-output voltages (1.5V, 2.1V, 2.5V) or adjustable versions, featuring separate bias and input pins for improved performance.
Read onlineTexas Instruments UC3823 specifications
| Output Voltage (Fixed) | 1.5 V, 2.1 V, or 2.5 V |
|---|---|
| Adjustable Output Default | 1.2 V |
| Maximum Dropout Voltage (VIN) | 450 mV at 3 A |
| Load Regulation | 0.5 to 4 mV |
| Short Circuit Current Limit | 3.3 to 4.5 A |
Source: TEXAS INSTRUMENTS UC282-1 UC282-2 UC282-3 UC282-ADJ UC382-1 UC382-2 UC382-3 UC382-ADJ handbook
All Texas Instruments UC3823 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the minimum load current?
The minimum load current required for operation is 10 mA.
From: TEXAS INSTRUMENTS UC282-1 UC282-2 UC282-3 UC282-ADJ UC382-1 UC382-2 UC382-3 UC382-ADJ handbook
Can multiple regulators be used in parallel?
Yes, two or more UC382 units may be used in parallel, though this degrades transient response.
From: TEXAS INSTRUMENTS UC282-1 UC282-2 UC282-3 UC282-ADJ UC382-1 UC382-2 UC382-3 UC382-ADJ handbook
What is the propagation delay of the UC1823 PWM controller?
The propagation delay to the output is 50 ns.
How much peak output current can the UC1823 family deliver?
It can source or sink up to 1.5 A peak through its totem‑pole output.