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Overview
| Topology | Buck-Boost Converter |
| Input voltage | 0.7-5.5 V |
| Output 1 | 1.8 V |
| IC revision | H |
Description
The TPS61099x device is a synchronous boostconverter with 1-μA ultra-low quiescent current. Thedevice is designed for products powered by analkaline battery, NiMH rechargeable battery, Li-Mnbattery or rechargeable Li-Ion battery, for which highefficiency under light load condition is critical toachieve long battery life operation.
Features
600 nA Ultra-Low IQ into VOUT Pin
- 400 nA Ultra-Low IQ into VIN Pin
- Operating Input Voltage from 0.7 V to 5.5 V
- Adjustable Output Voltage from 1.8 V to 5.5 V
- Fixed Output Voltage Versions Available
- Minimum 0.8 A Switch Peak Current Limit
- Regulated Output Voltage in Down Mode
- True Disconnection During Shutdown
- Up to 75% Efficiency at 10 μA Load with FixedOutput Voltage Versions
- Up to 93% Efficiency from 10 mA to 300 mA Load
- 6-Ball 1.23 mm x 0.88 mm WCSP Package
Typical applications
- Memory LCD Bias / Optical Heart Rate Monitor LED Bias
- Wearable Applications / Portable Products
- Low Power Wireless Applications
- Battery Powered Systems
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | fres (MHz) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 74404024010 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-LQS SMT Power Inductor | 1 | 2.3 | 2.5 | 36 | 159 | ||
| 74404024022 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-LQS SMT Power Inductor | 2.2 | 1.65 | 1.9 | 80 | 83 |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 74404024010 | SPEC | |
| 74404024022 | SPEC |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | fres (MHz) | Samples |
|---|