TAEJIN TECHNOLOGY · HTC KOREA · FOCUSED PRODUCTS
TJ4303 / TJ4310 / TJ4320 / TJ4330
Ultra Low Dropout Linear Regulators
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- Compatible with low-ESR MLCC input and output capacitors
- Good line and load regulation
- Over-temperature and over-current protection
- Power-good and programmable soft-start functions on TJ4310, TJ4320 and TJ4330
| Device | VIN [V] | IOUT max. [A] | Dropout [V] | IQ typ. [mA] |
|---|---|---|---|---|
| TJ4303 | 2.5–6.0 | 0.3 | 0.20 @ 0.3 A | 0.10 |
| TJ4310 | 2.5–5.5 | 1 | 0.35 @ 1 A | 0.15 |
| TJ4320 | 2.5–5.5 | 2 | 0.40 @ 2 A | 0.20 |
| TJ4330 | 2.5–5.5 | 3 | 0.40 @ 3 A | 0.20 |
Adjustable output; reference voltage 0.6 V. Packages: TJ4303 SOT-23-5L; TJ4310 SOP-8PP / SOT-89-5L / DFN2x3-8; TJ4320 and TJ4330 SOP-8PP / TO-252-5L.
Applications
- LCD monitors and LCD/OLED TVs
- Set-top boxes and notebooks
- Motherboards and graphics cards
- Car infotainment systems
- Microprocessor power supplies
- Telecom and network cards
Original HTC illustrations. Click to enlarge.
Source: TAEJIN Technology / HTC, Focused Products 2025, p. 10; revision R1.0, 2024-11-05. Confirm the exact ordering variant and electrical, thermal and application requirements before design-in.
TJ4303 / TJ4310 / TJ4320 / TJ4330 · Project enquiries
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