Two-Cell Dual-3A Output Power Bank -- HT45FH4MA-1

Two-Cell Dual-3A Output Power Bank
HT45FH4MA-1
Characteristics
 Two-Cell Li Battery power bank
 Battery charger
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Small Constant Current (SCC)
Constant Current (CC)
Constant Voltage (CV)
 Battery discharge
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Constant Voltage (CV)
Max. current control
Over discharge voltage control
 Protect functions
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Over Voltage Protect (OVP)
Over Current Protect (OCP)
 Battery power display
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4 segment general LED
Application Areas
HT45FH4MA‐1
Block Diagram
USB IN
Inductance
PMOS + NMOS
Battery x 2
USB OUT 1
Level
Shift
OVP
USB OUT 2
HT45FH4MA-1
HT8
Current
Sensor
OCP
LDO
Detect
Battery
Voltage
PWM
I/O
ADC
Precision
Reference
Voltage
LED and Butoon
Application Circuit
PMOS + NMOS and
Inductance
Detect Battery Voltage
USB IN
USB Out1
USB Out2
Precision
Reference
Voltage
LED and Butoon
Current Sensor