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+5V_USB FOR USB1
OCP USB1
+3.3V_NORMAL
+5V_NORMAL
R4305
4.7K
C4300
0.1uF
16V
/USB_OCD1
USB_CTL1
R4304
10K
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+5V_USB_1
IC4300
BD2242G
VIN
VOUT
1
6
GND
ILIM
2
5
EN
OC
3
4
+5V_USB_3
R4300
2.2
USB_DM3
R4301
2.2
USB_DP3
C4322
C4323
USB_ESD(KEC)
10uF
22uF
0DTKE00018A
10V
10V
D4301-*1
SEMTECH_USB_DMDP_ESD(MAIN)
+5V_USB_2
R4302
2.2
USB_DM2
R4303
2.2
USB_DP2
C4310
C4311
10uF
22uF
10V
10V
USB_ESD(KEC)
0DTKE00018A
D4303-*1
+5V_USB_1
USB_ESD(SD05)
ZD4302
5V
C4312
C4313
22uF
10uF
USB_ESD(KEC)
10V
10V
0DTKE00018A
USB3.0_TVS
D4304
RCLAMP0544T.TCT
USB_DM1
6.5VTO11.0V
1
8
USB_DP1
2
7
3
6
SSUSB_RXP
4
5
SSUSB_RXN
9
USB3.0_TVS
D4305
RCLAMP0544T.TCT
6.5VTO11.0V
1
8
2
7
3
6
4
5
SSUSB_TXP
SSUSB_TXN
9
USB3
MAX 1.0A
EAH61515101
D4302-*1
DF3D6.8MS
EAH62735601
TOSHIBA_USB_DMDP_ESD(SUB)
USB2
MAX 1.0A
D4300-*1
DF3D6.8MS
EAH62735601
TOSHIBA_USB_DMDP_ESD(SUB)
USB1 (3.0)
MAX 1.2A
CNPLUS CO., LTD
JK4301
5205-56209
ZD4302-*1
EAG63374203
VBUS
1
D-
2
D+
3
GND
4
STDA_SSRX-
5
STDA_SSRX+
6
GND_DRAIN
7
STDA_SSTX-
8
STDA_SSTX+
9
10
SHIELD
BSD-15Y-LM14A-043_00-HD
LM14A
2014-11-12
43
USB
LGE Internal Use Only
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