| Charger Type |
4:1 Charge Pump Charger |
| Number of series cells |
1 |
| Power Supply (Min) (V) |
3.5 |
| Power Supply (Max) (V) |
22 |
| Charge Current (Min) (mA) |
1 |
| Charge Current (Max) (mA) |
12000 |
| VOREG |
Programmable |
| VOREG (Min) (V) |
3.5 |
| VOREG (Max) (V) |
5 |
| Control Interface |
IIC |
| Operation Mode |
Host Control |
| IO Logic Level (V) |
1.8 |
| Temperature |
-40℃~85℃ |
| Special Function |
F4:1
F2:1
F1:1
R1:4
R1:2
R1:1
VAC_OVP
VBUS_OVP
IBUS_OCP
IBUS_UCP
VIN_OVP
VBAT_OVP
VOUT_OVP
IBAT_OCP
IBAT_UCP
Watch Dog
NTC
ADC |
| Package (mm) |
WLCSP 4.97X4.45-130B |
6 different operation modes:
Forward 4:1, 2:1, 1:1 buck modes
Reverse 1:4, 1:2, 1:1 boost modes
96.4% Efficiency at 8A/4.5V, at forward 4:1 mode
96.7% Efficiency at 6A/4.5V, at forward 4:1 mode
96.2% Efficiency at 8A/4.5V, at forward 2:1 mode
40mΩ total RDSON at 1:1 mode(bypass mode) at input/output 3.5V ~ 5V
Dual-input power mux controller for source selection
External OVP control with 200ns OVP response time
Maximum voltage rating of 35V for USB and PSW, 27V for VBUS
Support current balance ｂｅｔｗｅｅｎ two phase
Integrated programmable protection features for safe operation
Input over-voltage protection (VBUS_OVP) and battery over-voltage protection (VBAT_OVP)
Input over-current protection (IBUS_OCP), battery over-current protection (IBAT_OCP), Input
under-current protection (IBUS_UCP)
Output over-voltage protection (VOUT_OVP)
Battery temperature and Die temperature monitoring(TSBAT_FLT and TDIE_FLT)
6µA quiescent current in ECO mode
Programmable settings for system optimization
Interrupts and interrupt masks
9 channels ADC readings and configuration
Integrated 12-bit ADC for voltage, current and temperature monitoring
AW32280 is an I2C controlled single cell high efficiency, 12-A battery slaver charger using charge pump architecture. With its internal low RDSON MOSFETs and external flying capacitors, it can be configured to 3 different battery buck charging modes: 4:1, 2:1, 1:1 and reverse 3 different boost discharging modes: 1:4, 1:2, 1:1.
