BQ24251RGER Power Path Management IC Battery Management 2A Sgl Inp I2C/SA Sw Mode LiIon Batt Chrg
power management integrated circuit
,microchip battery management
BQ24251RGER Power Path Management IC Battery Management 2A Sgl Inp I2C/SA Sw Mode LiIon Batt Chrg
1 Features
-
High-Efficiency Switched-Mode Charger With Separate Power Path
-
Startup System From Deeply Discharged or Missing Battery
-
USB Charging Compliant
– Selectable Input Current Limit of 100 mA, 500 mA, 900 mA, 1.5 A, and 2 A
-
BC1.2 Compatible D+, D– Detection
-
In Host Mode (After I2C Communication Starts and Before Watchdog Timer Times Out)
-
– Programmable Battery Charge Voltage, VBATREG
-
– Programmable Charge Current (ICHG)
-
– Programmable Input Current Limit (ILIM)
-
– Programmable Input Voltage-Based Dynamic Power Management Threshold, (VIN_DPM)
-
– Programmable Input Overvoltage Protection Threshold (VOVP)
-
– Programmable Safety Timer
-
-
Resistor Programmable Defaults for:
-
– ICHG up to 2 A With Current Monitoring Output (ISET)
-
– ILIM up to 2 A With Current Monitoring Output (ILIM)
-
– VIN_DPM (VDPM)
-
-
Watchdog Timer Disable Bit
-
Integrated 4.9 V, 50 mA LDO
-
Complete System-Level Protection
-
– Input UVLO, Input Overvoltage Protection (OVP), Battery OVP, Sleep Mode, VIN_DPM
-
– Input Current Limit
-
– Charge Current Limit
-
– Thermal Regulation
-
– Thermal Shutdown
-
– Voltage-Based, JEITA Compatible NTC Monitoring Input
-
– Safety Timer
-
-
22 V Absolute Maximum Input Voltage Rating
-
10.5 V Maximum Operating Input Voltage
-
Low RDS(on) Integrated Power FETs for a Charging Rate of up to 2 A
-
Open-Drain Status Outputs
• Synchronous Fixed-Frequency PWM Controller Operating at 3 MHz for Small Inductor Support
• AnyBoot Robust Battery Detection Algorithm
• Charge Time Optimizer for Improved Charge Times at Any Given Charge Current
• 2.40-mm x 2.00-mm 30-Ball DSBGA and 4-mm x 4-mm 24-Pin QFN Packages
2 Applications
• Mobile Phones and Smart Phones • MP3 Players
• Portable Media Players
• Handheld Devices
3 Description
The bq24250, bq24251, and bq24253 are highly integrated single-cell Li-Ion battery chargers and system power-path management devices targeted for space-limited, portable applications with high-capacity batteries. The single-cell charger has a single input that operates from either a USB port or an AC wall adapter for a versatile solution.
Device Information
|
PART NUMBER |
PACKAGE |
BODY SIZE (NOM) |
bq24250
bq24251
bq24253
|
VQFN (24) |
4.00 mm x 4.00 mm |
|
DSBGA (30) |
2.40 mm x 2.00 mm |
W25N01GVZEIG SLC Nand Flash Memory IC 3V 1G BIT Winbond TW SPI
PF48F4400P0VBQEK NEW AND ORIGINAL STOCK
DSPIC30F3011-30I/PT Flash Memory IC NEW AND ORIGINAL STOCK
IR2110PBF NEW AND ORIGINAL STOCK
S25FL032P0XMFI010 SOP8 104MHz Flash Memory IC Chip
W25Q80DVSNIG Serial Flash Chip 3V 8M BIT Dual Quad Spi Memory Integrated Circuit
MOS Tube Field Effect Single-Chip Drive PWM Controlador Module IRF520
MAX485, RS485 Module TTL To RS-485 Module TTL To 485
SKY65336-11 NEW AND ORIGINAL STOCK
| Image | Part # | Description | |
|---|---|---|---|
|
|
W25N01GVZEIG SLC Nand Flash Memory IC 3V 1G BIT Winbond TW SPI |
FLASH - NAND (SLC) Memory IC 1Gbit SPI - Quad I/O 104 MHz 7 ns 8-WSON (8x6)
|
|
|
|
PF48F4400P0VBQEK NEW AND ORIGINAL STOCK |
FLASH - NOR (MLC) Memory IC 512Mbit CFI 52 MHz 110 ns 64-LBGA (11x13)
|
|
|
|
DSPIC30F3011-30I/PT Flash Memory IC NEW AND ORIGINAL STOCK |
dsPIC dsPIC™ 30F Microcontroller IC 16-Bit 30 MIPs 24KB (8K x 24) FLASH 44-TQFP (10x10)
|
|
|
|
IR2110PBF NEW AND ORIGINAL STOCK |
Half-Bridge Gate Driver IC Non-Inverting 14-DIP
|
|
|
|
S25FL032P0XMFI010 SOP8 104MHz Flash Memory IC Chip |
FLASH - NOR Memory IC 32Mbit SPI - Quad I/O 104 MHz 8-SOIC
|
|
|
|
W25Q80DVSNIG Serial Flash Chip 3V 8M BIT Dual Quad Spi Memory Integrated Circuit |
FLASH - NOR Memory IC 8Mbit SPI - Quad I/O 104 MHz 8-SOIC
|
|
|
|
MOS Tube Field Effect Single-Chip Drive PWM Controlador Module IRF520 |
N-Channel 100 V 9.2A (Tc) 60W (Tc) Through Hole TO-220AB
|
|
|
|
MAX485, RS485 Module TTL To RS-485 Module TTL To 485 |
1/1 Transceiver Half RS422, RS485 8-uMAX/uSOP
|
|
|
|
SKY65336-11 NEW AND ORIGINAL STOCK |
RF Front End 2.4GHz ISM 28-MCM (8x8)
|