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SM5340 TYPE-C Single-port charge/discharge power bank SOC
SM5340 TYPE-C Single-port charge/discharge power bank SOC
Single-chip solution integrating linear charger & synchronous boost. 1A rate, 93% efficiency, 10μA standby.
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| Full Part Number | SM5340 |
| Brand / Manufacturer | HICHON |
| Datasheet | Download |
| Package Type | QFN3×3-16 |
| MOQ / SPQ | 5000/Reel |
| Mounting Style | SMD/SMT |
| Input Voltage Range | 4.65V ~ 5.5V |
| Output Voltage & Current | 5V / 2.4A (Boost); 4.2V / 2.4A (Charge) |
| Output Voltage Range | 5V |
| Output Current Range | Discharge: 2.4A / Charge: 2.4A |
| Charge Current | Up to 2.4A (Switching) |
| Charge Voltage | 4.20V / 4.25V / 4.30V / 4.35V (Customizable) |
| Standby Power Consumption | 35μA |
| Quiescent Current | 35μA |
| Peak Current | 4A (Load OCP Threshold) |
| Efficiency | Boost 92% / Charge 92% |
| Switching Frequency | Charge: 1MHz / Boost: 500kHz |
| Topology | Synchronous Boost + Synchronous Switching Charge |
| RDS(on) | PMOS 35mΩ / NMOS 30mΩ |
| Supply Voltage | 4.65V ~ 5.5V |
| Semiconductor Material | Silicon |
| Battery Chemistry | Li-ion / Li-Polymer |
| Battery Cell Count | 1 |
| Protocol / Interface | Type-C DRP（支持Try.SRC） |
| Protection Features | Output OCP/OVP/SCP, Input OVP/Over-Charge/OCP, OTP, NTC Temperature Monitoring |
| Packaging | Tape & Reel |
| Battery Temperature Monitoring | Supports NTC temperature monitoring (multiplexed with KEY pin). Charge thresholds: 0℃~45℃. Discharge thresholds: -20℃~55℃ |
SM5340 is a multi-functional power management SOC integrating a boost converter, lithium battery charge management and battery level indication, which delivers a complete power solution for power banks.
Features
Synchronous Switching Charging and Discharging
It supports 2.4 A synchronous boost conversion and 2.4 A synchronous switching charging, with boost efficiency and charging efficiency both reaching up to 92%. Equipped with built-in power path management, it enables charging while discharging.
Charge
- Automatically adjust charging current to match adapter output capability.
QFN3x3-16, Battery Level Indicator
- QFN16 package, supports 4/3/2/1 LED battery level indication
- Low-battery alarm display
- Automatic LED quantity detection.
Battery level curve
- Customizable display curve for different Li-ion batteries
Multiple functions
- It integrates a built-in driver for flashlight.
- The device can be powered on by key, and
- Automatically detects phone insertion and removal.
Low power consumption
- It can detect the load and enter standby mode automatically, with standby current less than 35μA.
Requires minimal BOM components.
- Integrated power
MOSFET, charge/discharge with a single inductor
ESD 4KV
Packing Size: QFN3x3-16
Applications
- Power bank
- Mobile phones, tablets and other portable devices
Download SM5340 Datasheet
What is the Minimum Order Quantity (MOQ)?
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?
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?
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?
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?
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.
