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BQ25176MDSGR
BQ25176MDSGR
- Fabricant
- Mfr. Partie #BQ25176MDSGR
- Paquet
- Fiche de données
- En stock7493
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Spécifications
| Part Status | Active |
| Battery Chemistry | Multi-Chemistry |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Voltage |
| Fault Protection | Over Current, Over Voltage, Over Temperature, Short Circuit |
| Charge Current - Max | 800mA |
| Battery Pack Voltage | 4.4V (Max) |
| Voltage - Supply (Max) | 18V |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 8-WFDFN Exposed Pad |
| Supplier Device Package | 8-WSON (2x2) |
Vue d'ensemble
Description
Key features of the BQ25176MDSGR include a wide input voltage range, precise charge termination, and battery temperature monitoring for safe charging. It offers a programmable charge current and termination setting, allowing flexibility based on battery specifications. The integrated power path management enables instant system turn-on even with a deeply discharged battery, ensuring seamless operation and reliability.
The BQ25176MDSGR also supports a low quiescent current, which minimizes energy use when the device is idle, further contributing to extended battery life. Its compact package and versatile features make it suitable for wearable devices, fitness trackers, medical devices, and other portable electronics requiring efficient power management.
Features
1. Input Voltage Range: Operates with an input voltage ranging from 3.5V to 26V.
2. Charge Current: Supports a programmable fast charge current up to 800mA.
3. Low Quiescent Current: Offers a low quiescent current of 2.5µA in battery-only mode, enhancing battery life.
4. Safety Features: It includes over-voltage protection (OVP), thermal regulation, and battery temperature monitoring for safe charging.
5. Regulation: Features precise voltage regulation with a maximum charge voltage up to 4.4V for Li-Ion and Li-Polymer, and up to 3.6V for LiFePO4.
6. Status Indication: Provides charge status indication through STAT pin for easy monitoring.
7. Small Package: Comes in a small 8-pin WSON package, ideal for space-constrained applications.
8. Application Flexibility: Suitable for use in various portable electronic devices, wearables, and small IoT applications.
Overall, the BQ25176MDSGR provides a reliable, efficient, and safe charging solution, supporting modern battery technologies with its comprehensive feature set.
Package
Pinout
Here is a brief overview of the pin functions:
1. IN - Supply input voltage.
2. OUT - Charge current output to the battery.
3. PG - Power Good status indicator.
4. CE - Charge enable input; used to enable or disable charging.
5. TS - Temperature sense input; monitors battery temperature.
6. ISET - Charge current set; used to program the charge current.
7. GND - Ground.
8. VBAT_S - Battery voltage sense input.
9. STAT - Charge status indicator.
10. ILIM - Input current limit set; controls the maximum input current.
These pins allow the BQ25176MDSGR to manage the charging process effectively, ensuring safety and efficiency for small portable devices.
Manufacturer
Application
Equivalent
1. Microchip MCP73831 - A linear charge management controller for single-cell Li-Ion/Li-Polymer batteries.
2. Analog Devices LTC4079 - A high voltage linear Li-Ion battery charger.
3. Maxim Integrated MAX1811 - A single-cell Li+ battery charger.
4. STMicroelectronics STC4054 - A standalone linear Li-Ion battery charger.
These alternatives offer similar functionalities for battery management and charging applications. Ensure compatibility in terms of electrical characteristics and package type for a successful replacement.
Expédition
Méthodes d'expéditionNous
offrir des services d'expédition mondiaux par DHL, FedEx, TNT, UPS ou tout autre expéditeur de votre choix.
Référence des frais d'expédition (DHL/FedEx):
DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.
FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.
Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.
Paiements
Payment Methods
Le terme de paiement est 100% prépayé.
Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:
1. PayPal
2. Carte de crédit/débit
3. Transfert bancaire
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