Fast Charge Power Bank -- HT45FH4N

Fast Charge Power Bank
HT45FH4N
Characteristics
► Single-Cell Li-Battery pwer bank
► Quick Charge 2.0 negotiation
QC 2.0
PE+
Apple Mode
 Class A : 5V / 9V / 12V
► Pump express + Negotiation
 PE+ : 5V / 7V / 9V / 12V
► iPad / iPhone compatibility
 5V/2.4A
► Battery charging functions with pump express + negotiation
 Small Constant Current – SCC
 Constant Current – CC
 Constant Voltage – CV
► Battery power display
► Protection functions
 Short Circuit Protection – SCP
 Over Voltage Protection – OVP
 Under Voltage Protection – UVP
Application Areas
2015 Holtek New Product Presentation G03
QC 2.0
Certificate
Block Diagram
Buck / Boost
Circuit
5V USB Input
Power
Power
Data
Data
With
Fast Charge
USB Port
+
3.7V
Data
Li-Battery
PWM
Key
Current Sense
HT45FH4N
Indicator
Application Circuit
USB
Circuit
Boost/Buck
Circuit
Power
Indicator
HT45FH4N
USB Circuit
Master
MCU
2015 Holtek New Product Presentation G03