The SGM41566 is designed for charging low capacity battery cell with factory-programmable current programmable in the range of 50mA to 750mA from loosen regulated power source. The device features low drop-out constant-current constant-voltage charging, weak battery pre-charging, voltage fold-back safe retaining, floating charging protection and system start-up pre-charge, with NTC sensing protection.
The SGM41566 is available in a Green TDFN-2×2-8AL package. It operates in -40℃ to +125℃ junction temperature.
Loosen Regulated Power Input
Battery Voltages Option: 25mV Raster in 3.5V to 4.8V Range
Charging Current Option: 50mA Raster in 50mA to 750mA Range
5% to 25% Residual End-of-Charge Option
Weak Battery Pre-Charge Option
Voltage Fold-Back Safe Power Retaining
NTC Temperature Sensing for Protection
Floating Charging Protection
Start-Up Charging for 12.5ms
650ms Power Recycle Certification
Full Charging Power-Up at Low Voltage
Pre-Charging Power-Up at Normal Voltage
Available in a Green TDFN-2×2-8AL Package
Low Capacity Rechargeable Battery Powered Applications
| Part Number | Status | Package | Pins | Pb-Free | Temp Range | |
| SGM41566-350C55XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-360F41XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-360N21XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-365A33XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-365A41XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-365O12XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-365O22XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405A14XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405A22XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405A33XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405A55XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405D11XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405D22XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405D33XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405D44XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405L21XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-405N21XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-415J11XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-415L21XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-420B04XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-420J04XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-420O22XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-435C33XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-435O22XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-440D11XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-440O22XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-560A11XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
| SGM41566-445O22XTDE8G/TR | Production | TDFN-2×2-8AL | 8 | Y | -40℃ to +125℃ | Samples |
