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LP873347RHDT +BOM

Dual high-current buck converters and dual linear regulators

Manufacturer:

Texas Instruments
Mfr.Part #:

LP873347RHDT
Datasheet:

LP873347RHDT Datasheet (PDF)
Type:

Multi-Channel PMIC
Mounting Style:

SMD/SMT
Output Current:

6 A
Input Voltage Range:

2.8 V to 5.5 V

Email: [email protected]

Skype: live:.cid.ab6b29428937b76

Tel: +852 95804164

LP873347RHDT General Description

With its I²C-compatible serial interface and enable signal control, the LP873347RHDT provides efficient and convenient operation. Its automatic PWM/PFM operation in AUTO mode ensures high efficiency across a wide output-current range, while the automatic phase adding/shedding functionality further optimizes performance

Key Features

Device operating temperature range: –40°C to +125°C ambient temperature
Input voltage: 2.8 V to 5.5 V
Two high-efficiency step-down DC/DC converters:
- Output voltage: 0.7 V to 3.36 V
- Maximum output current 3 A per phase
- Adding and shedding auto phase and force multi-phase operations in dual-phase configuration
- Remote differential feedback voltage sensing in dual-phase configuration
- Programmable output-voltage slew rate from 0.5 mV/µs to 10 mV/µs
- 2-MHz switching frequency
- Spread-spectrum mode and phase interleaving for EMI reduction
Two linear regulators:
- Input voltage: 2.5 V to 5.5 V
- Output voltage: 0.8 V to 3.3 V
- Maximum output current 300 mA
Configurable general-purpose output signals (GPO, GPO2)
Interrupt function with programmable masking
Programmable power-good signal (PGOOD)
Output short-circuit and overload protection
Overtemperature warning and protection
Overvoltage protection (OVP) and undervoltage lockout (UVLO)
28-pin, 5-mm × 5-mm VQFN package with wettable flanks

Specifications

Product Category	Power Management Specialized - PMIC	Type	Multi-Channel PMIC
Mounting Style	SMD/SMT	Output Current	6 A
Input Voltage Range	2.8 V to 5.5 V	Output Voltage Range	700 mV to 3.36 V
Minimum Operating Temperature	- 40 C	Maximum Operating Temperature	+ 125 C
Input Current	1 uA	Input Voltage, Max	5.5 V
Input Voltage, Min	2.8 V	Maximum Output Voltage	3.36 V
Moisture Sensitive	Yes	Operating Supply Voltage	2.5 V to 5.5 V
Product	PMICs	Product Type	Power Management Specialized - PMIC
Factory Pack Quantity	250	Subcategory	PMIC - Power Management ICs
Unit Weight	0.002194 oz