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SM5307 2.1A charge, 2.4A discharge, high integration mobile power supply SOC

SM5307 2.1A charge, 2.4A discharge, high integration mobile power supply SOC

Single-chip solution integrating linear charger & synchronous boost. 1A rate, 93% efficiency, 10μA standby.

Regular price $2.74
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pcs
Quantity
Full Part NumberSM5307
Brand / ManufacturerHICHON
DatasheetDownload
Package TypeESOP10
MOQ / SPQSample: 10 pcs | Production: 1 Reel (4,000 pcs)
Mounting StyleSMD/SMT
Input Voltage Range4.65V ~ 5.5V
Output Voltage & Current5V / 2.4A
Output Voltage Range5V
Output Current Range0 ~ 2.4A
Charge CurrentUp to 2.1A (Switching)
Charge Voltage4.20V / 4.25V
Standby Power Consumption25μA
Quiescent Current25μA (Standby)
Peak Current4A
EfficiencyBoost 92% / Charge 91%
Switching FrequencyCharge: 1MHz / Boost: 500kHz
TopologySynchronous Boost + Synchronous Switching Charge
RDS(on)PMOS 35mΩ / NMOS 30mΩ
Supply Voltage4.65V ~ 5.5V
Operating Temperature-40℃ ~ +85℃
Semiconductor MaterialSilicon
Battery ChemistryLi-ion / Li-Polymer
Battery Cell Count1
Protection FeaturesOutput OCP/OVP/SCP, Input OVP/Over-Charge/Over-Discharge/OCP, OTP
Dimensions4.9×3.9×1.5mm
PackagingTape & Reel
Battery Temperature MonitoringSupports NTC battery temperature monitoring (dedicated NTC pin). Charge thresholds: 0℃ (>1.32V) / 45℃ (<0.56V). Discharge thresholds: -15℃ (>1.52V) / 60℃ (<0.38V).

The SM5307 is a multifunctional power management SOC that integrates a boost converter, lithium battery charging management, and battery power indication, providing a complete power solution for mobile power supplies. The high integration and rich functionality of the SM5307 enable it to use only a few external devices, effectively reducing the size of the overall solution and BOM costs. 

Features

Synchronously switch charge and discharge

2.4A synchronous boost conversion, 2.1A
synchronous switch charging
Boost efficiency up to 92%
Charging efficiency up to 91%
Built-in power path management, supporting
charging while discharging
Charging
Adaptive charging current regulation
Adapt to adapters
Support 4.20/4.25V batteries
Battery power display
Support 4/3/2/1 LED power display
Support low battery alarm indication
Multi-functions
Button press to startup
Built-in lighting drive
Auto-detect phone insertion and removal
Low power consumption
Intelligent identification of load, automatic
standby
Standby power consumption 25μA
Minimal BOM
Built-in Power MOSFET, charging and discharging
with one single inductor
Multiple protection and high reliability
Output over current, over voltage and short
circuit protection
Input over voltage, over charge, over discharge,
and over current discharge protection
Over temperature protection for the whole
machineOnly internal temperature of chip

Applications

Mobile power supply
Power Bank
Mobile phones, laptops and other portable devices

Download SM5307 Datasheet

What is the Minimum Order Quantity (MOQ)?

Standard MOQ is 1 Reel. Sample orders are accepted in smaller quantities. Please contact us for custom arrangements.

Are your products guaranteed authentic?

All products are genuine, factory-sourced components. Certificate of Analysis (COA) and Datasheet are available upon request. Third-party inspection can be arranged if needed.

What is your sample policy?

Standard samples require a sample fee, which is deductible upon bulk order placement. Free evaluation samples are available for qualified companies. Shipping costs are covered by the buyer or charged to the buyer's courier account.

What payment methods are accepted?

We accept T/T (Wire Transfer) with 80% deposit and balance before shipment, PayPal or credit card for small orders, and net terms for established customers upon approval.

What is the lead time?

In-stock items ship within 3–7 business days. Custom or bulk orders take 4–12 weeks depending on capacity and materials. Exact lead time will be confirmed upon order placement.

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