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S-8474

ABLIC
Part Number S-8474
Manufacturer ABLIC
Description WIRELESS POWER TRANSMITTER CONTROLLER
Published Feb 11, 2020
Detailed Description S-8474 Series www.ablic.com © ABLIC Inc., 2016-2018 WIRELESS POWER TRANSMITTER CONTROL IC Rev.1.2_00 The S-8474 Serie...
Datasheet PDF File S-8474 PDF File

S-8474
S-8474

Overview
S-8474 Series www.
ablic.
com © ABLIC Inc.
, 2016-2018 WIRELESS POWER TRANSMITTER CONTROL IC Rev.
1.
2_00 The S-8474 Series is Wireless Power Transmitter Control IC, which is configured with an ON time control circuit, an OFF time control circuit, a reception detection circuit, a UVLO circuit, a high temperature detection circuit, etc.
 Features  Power supply voltage: VDD = 4.
5 V to 6.
5 V  Current consumption: During operation: ISS1 = 200 A typ.
During standby: ISTB = 3.
0 A max.
 UVLO detection voltage: VUVLO = 4.
1 V typ.
 tON time is settable by connecting an external resistor to the RTON pin.
 Power saving is possible by intermittent operation during standby time of a receiver module.
Active time: tACT = 5.
0 ms typ.
Sleep time: tSLEEP = 25.
0 ms typ.
 TH pin detection voltage is selectable: 0.
667 V, 0.
577 V, 0.
500 V, 0.
429 V, 0.
370 V  Built-in reception detection circuit  Status display function: Available by connecting an external LED to the STATUS pin.
Continuous operation mode: Lighting Intermittent operation mode: Lights-out High temperature protection mode: Blinking  Over temperature protection function: Available by connecting a thermistor to the TH pin.
 Operation temperature range: Ta = 40°C to 85°C  Lead-free (Sn 100%), halogen-free  Applications  Device for wireless power  Small-sized wireless charging system  Package  SNT-8A 1 WIRELESS POWER TRANSMITTER CONTROL IC S-8474 Series  Block Diagram VDD UVLO circuit RTON VS LX TH ON time control circuit OFF time control circuit High temperature detection circuit Reception detection circuit Timing control logic VSS Remark All the diodes shown in the figure are parasitic diodes.
Figure 1 Rev.
1.
2_00 OUT STATUS 2 Rev.
1.
2_00 WIRELESS POWER TRANSMITTER CONTROL IC S-8474 Series  Product Name Structure 1.
Product name S-8474A x - I8T1 U Environmental code U: Lead-free (Sn 100%), halogen-free Package abbreviation and IC packing specifications*1 I8T1: ...


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