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+5V_USB FOR USB3->USB1
OCP USB3->USB1
+3.3V_NORMAL
+5V_NORMAL
R4305
4.7K
C4300
0.1uF
16V
/USB_OCD3
USB_CTL3
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 rights reserved.
Only for training and service purposes
+5V_USB_3
IC4300
BD2242G
VIN
VOUT
1
6
GND
ILIM
2
5
EN
OC
3
4
USB1->USB3
+5V_USB_1
MAX 1.0A
R4300
0
USB_DM1
R4301
0
USB_DP1
C4322
C4323
10uF
22uF
10V
10V
USB2
Delate
+5V_USB_2
USB_DM2
USB_DP2
C4312
22uF
10V
USB3.0_TVS
D4304
RCLAMP0544T.TCT
6.5VTO11.0V
USB_DM3
1
8
USB_DP3
2
7
3
6
4
5
SSUSB_RXP
SSUSB_RXN
9
USB3.0_TVS
D4305
RCLAMP0544T.TCT
6.5VTO11.0V
1
8
2
7
3
6
SSUSB_TXP
4
5
SSUSB_TXN
9
+5V_USB_3
USB3->USB1 (3.0)
MAX 1.2A
+5V_USB_3_DIODE
ZD4302
JAE_USB3.0_JACK
5V
[OPT]CLPLUS_USB3.0_JACK
C4313
JK4301
10uF
10V
SJ113262
VBUS
VBUS
1
D-
D-
2
D+
D+
3
GND
GND
4
STDA_SSRX-
STDA_SSRX-
5
STDA_SSRX+
STDA_SSRX+
6
GND_DRAIN
GND_DRAIN
7
STDA_SSTX-
STDA_SSTX-
8
STDA_SSTX+
STDA_SSTX+
9
10
SHIELD
SHIELD
LM15U
USB1/2
JK4301-*1
5205-56209
1
2
3
4
5
6
7
8
9
10
2014-11-12
43
LGE Internal Use Only
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