ETEK MICROELECTRONICS ET5H133F
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.12 | $0.12 |
| 15+ | $0.12 | $1.80 |
| 25+ | $0.12 | $3.00 |
| 50+ | $0.11 | $5.50 |
| 100+ | $0.10 | $10.00 |
| N+ | $0.02 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | ETEK MICROELECTRONICS |
| Product Series | ET5H1XX |
| Packaging | Tape & Reel (TR) | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 30V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.95V @ 150mA |
| Current - Output | 150mA |
| Current - Quiescent (Iq) | 3 µA |
| Current - Supply (Max) | - |
| PSRR | 55dB (1kHz) |
| Control Features | - |
| Protection Features | Short Circuit |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-243AA |
| Supplier Device Package | SOT-89-3 |
| ROHS |
The ET5H133F is a fixed 3.3V LDO from ETEK Microelectronics, capable of 150mA output. With 3µA quiescent current and 0.95V dropout, it suits battery and industrial applications. The SOT-89-3 package provides robust thermal performance.
- Thermal Efficiency: SOT-89-3 package dissipates heat better than smaller SOT-23.
- Ultra-Low Power: 3µA quiescent current extends battery life in standby.
- Stable 3.3V: Ideal for 3.3V logic and mixed-signal circuits.
- Reliable Operation: 55dB PSRR at 1kHz filters supply noise.
Industrial Sensors
SOT-89-3 package offers better thermal dissipation for 150mA loads in 24V industrial environments, stepping down to 3.3V logic.
Automotive ECUs
Stable 3.3V rail for microcontrollers in engine control units, with 55dB PSRR filtering alternator noise.
Smart Meters
Low 3µA quiescent current allows long-term operation on battery backup in utility meters.
LED Lighting Controllers
Provides regulated 3.3V for PWM dimming circuits, ensuring consistent brightness control.
Home Automation Hubs
Powers Zigbee/Z-Wave radios with clean 3.3V, reducing packet errors in noisy environments.
- Q: Output voltage?
- A: Fixed 3.3V.
- Q: Maximum current?
- A: 150mA.
- Q: Input voltage range?
- A: 3.3V (typical).
- Q: Dropout voltage?
- A: 0.95V at 150mA.
- Q: Quiescent current?
- A: 3µA.
- Q: Package?
- A: SOT-89-3.
- Q: Output voltage?
- A: Fixed 3.3V.
- Q: Maximum current?
- A: 150mA.
- Q: Input voltage range?
- A: 3.3V (typical).
- Q: Dropout voltage?
- A: 0.95V at 150mA.
- Q: Quiescent current?
- A: 3µA.
- Q: Package?
- A: SOT-89-3.

ET5H133F.pdf