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SY3408 - Bluetooth headset charging case solution

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Part number SY3408
Manufacturer TPS
File Size 898.81 KB
Description Bluetooth headset charging case solution
Datasheet download datasheet SY3408 Datasheet
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SY3408 SY3408 IC,、LED 、D+、D,。 , 。 SY3408SOP8。 TWS / ◆ ,,、 MOS ◆ 0.2A ◆ //, ◆ C/10 , ◆ ,VINDPM:4.6V ◆ 4.2V,±1% ◆ ◆ , ◆ 0.5A ◆ :3.5uA ◆ 、、、 ◆ 2LED ◆ KEY,KEY ,KEY ◆ D+、D- L1 2.2uH C3 1uF C1 1uF U1 SY3408 LX VOUT GND KEY BAT D- VIN D+ C2 10uF R1 15K S1 DLED2 DLED1 VIN BAT SY3408 Rev1.3 http://www.tkplusemi.com 1 / 12 SY3408 LX 1 GND 2 BAT 3 VIN 4 8 VOUT 7 KEY 6 D5 D+ LX GND BAT VIN D+ DKEY VOUT 1 2 3 4 5 6 7 8 I/O I BOOST - - I O D+ O D- I/O 、LED O SY3408 Rev1.3 http://www.tkplusemi.com 2 / 12 VIN SY3408 SY3408 - □ □ SY3408-SR SOP8 (R:) (S:SO P8) , 500 () 4000 1V ICH VOUT 1V BAT KEY KEY GND V_ICH_FB 1V V_BAT_FB 0.55V V_T_FB 1V VDPM_FB Driver LX D- Protocol D+ SY3408 Rev1.3 http://www.tkplusemi.
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