Specifications
| Type | Description |
|---|---|
| Part Number | BQ24195L |
| Manufacturer | Texas Instruments |
| Product Type | LDO Regulator |
| Category | Power Management |
| Package / Case | 24-pin VQFN (RGE), 4.00 mm x 4.00 mm body |
| Component Type | Power_IC |
| Fast Charge Current | 2.5 A, bq24195L |
| Fast Charge Current | 4.5 A, bq24195 |
| Charge Efficiency | 92%, 2 A charge current |
| Charge Efficiency | 90%, 4 A charge current |
| Boost Output Voltage | 5.1 V, battery boost mode |
| Boost Output Current | 1 A, bq24195L battery boost mode |
| Boost Output Current | 2.1 A, bq24195 battery boost mode |
| Boost Efficiency | 94%, 5.1 V boost at 1 A |
| Boost Efficiency | 91%, 5.1 V boost at 2.1 A |
| Battery Discharge MOSFET On Resistance | 12 mΩ, battery discharge path |
| Battery Discharge Current | up to 9 A, battery discharge mode |
| Input Operating Voltage Range | 3.9 V to 17 V, VBUS input |
| Input Current Limit Settings | 100 mA, 150 mA, 500 mA, 900 mA, 1.2 A, 1.5 A, 2 A, 3 A |
| Switching Frequency | 1.5 MHz, switch-mode charger operation |
| Charge Voltage Regulation Accuracy | ±0.5%, 0°C to 125°C |
| Charge Current Regulation Accuracy | ±7%, 0°C to 125°C |
| Input Current Regulation Accuracy | ±7.5%, 0°C to 125°C |
| Boost Output Regulation Accuracy | ±2%, boost mode, 0°C to 125°C |
| Minimum System Voltage | 3.5 V, NVDC power path management, programmable |
| Thermal Regulation Threshold | 120°C, junction temperature exceeds programmable threshold |
| USB Charger Detection | USB Battery Charging Specification 1.2 compatible |
| USB Power Compatibility | USB 2.0 and USB 3.0 compliant |
| Battery Chemistry | Single-cell Li-Ion and Li-polymer |
| Package Body Size | 4.00 mm x 4.00 mm, VQFN-24 package |
| VBUS Capacitor Recommendation | 1 µF ceramic capacitor from VBUS to PGND, close to IC |
| STAT Pullup Resistor | 10 kΩ, connect STAT open-drain output to pullup rail |
| SCL Pullup Resistor | 10 kΩ, connect SCL to logic rail |
| SDA Pullup Resistor | 10 kΩ, connect SDA to logic rail |
| INT Pulse Width | 256 µs, active-low interrupt pulse to host |
| STAT Fault Blink Rate | 1 Hz, any fault condition occurs |
| OTG Buck Mode Input Current Limit | 500 mA, USB host, OTG pin high |
| OTG Buck Mode Input Current Limit | 100 mA, USB host, OTG pin low |
| ILIM Regulation Voltage | 1 V, ILIM pin input current limit regulation |
| ILIM Current Limit Formula | IINMAX = (1 V / RILIM) × 530 |
| Minimum ILIM Programmed Input Current | 500 mA, minimum input current programmed on ILIM pin |
| BAT Capacitor Recommendation | 10 µF, capacitor close to BAT pin |
| Bootstrap Capacitor Recommendation | 0.047 µF, from SW to BTST |
| REGN Capacitor Recommendation | 4.7 µF, 10 V rating, from REGN to analog GND |
| Datasheet Status | request_only |
Product Overview
BQ24195L is a Texas Instruments Power_Management Power_IC for I2C single-cell USB charging. It is intended for Single-cell Li-Ion and Li-polymer battery charge management and operates from a 3.9 V to 17 V VBUS input. The device includes USB Battery Charging Specification 1.2 compatible D+/D- detection, USB 2.0 and USB 3.0 compliant input current and voltage regulation, and programmable USB/adaptor input current limit settings from 100 mA to 3 A.
For charging, the bq24195L supports 2.5 A fast charge current with 92% charge efficiency at 2 A. Regulation specifications include ±0.5% charge voltage accuracy, ±7% charge current accuracy, and ±7.5% input current accuracy across 0°C to 125°C. Switch-mode charger operation uses a 1.5 MHz switching frequency, and thermal regulation responds when junction temperature exceeds a programmable 120°C threshold.
The device also supports battery boost mode with a 5.1 V boost output, 1 A boost output current for bq24195L, 94% efficiency at 5.1 V and 1 A, and ±2% boost output regulation accuracy. It is supplied in a 24-pin VQFN (RGE) package with a 4.00 mm x 4.00 mm body, with extracted assembly guidance including VBUS, BAT, REGN, bootstrap, STAT, SCL, and SDA external component recommendations.
Key Features
- 2.5 A fast charge current for bq24195L
- 92% charge efficiency at 2 A charge current
- 5.1 V battery boost output voltage
- 1 A boost output current for bq24195L
- 3.9 V to 17 V VBUS input range
- 1.5 MHz switch-mode charger operation
- USB Battery Charging Specification 1.2 compatible detection
- USB 2.0 and USB 3.0 compliant regulation
- Programmable 3.5 V minimum system voltage
- 24-pin VQFN package, 4.00 mm x 4.00 mm body
Typical Applications
- Single-cell Li-Ion battery charging
- Single-cell Li-polymer battery charging
- USB adaptor input charging
- USB 2.0 power regulation
- USB 3.0 power regulation
- Battery boost mode systems
- OTG USB host current limiting
- NVDC power path management
- I2C host-managed charging
Procurement Notes
When requesting a quote for BQ24195L, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For power IC and power device sourcing, voltage rating, current rating, power dissipation, package thermal performance, protection features, qualification grade and application conditions should be reviewed before approval.
FAQ
What battery chemistry does BQ24195L support?
BQ24195L supports charge management for Single-cell Li-Ion and Li-polymer batteries. The extracted datasheet facts identify it as an I2C single-cell USB charger in the Power_Management category.
What is the fast charge current for BQ24195L?
For the bq24195L condition, the extracted datasheet facts list a 2.5 A fast charge current. A separate extracted fact lists 4.5 A for the related bq24195 condition.
What package is used for BQ24195L?
BQ24195L is listed in a 24-pin VQFN (RGE) package with a 4.00 mm x 4.00 mm body. The package body size is also specified as 4.00 mm x 4.00 mm for VQFN-24.
What boost mode output does BQ24195L provide?
In battery boost mode, the extracted facts list a 5.1 V boost output voltage. For bq24195L battery boost mode, the listed boost output current is 1 A, with 94% efficiency at 5.1 V and 1 A.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.