BM92A50MWV Datasheet, PDF (26/35 Pages) Rohm – USB Type-C Power Delivery Controller

BM92A50MWV
5. Application Example
Power Supply For Prov
5V～20V
Power Supply For Prov
(3.1V～5.5V)
Power Supply
(1.7V～5.5V)
EC-IF
100 100 10 10 100
kΩ kΩ kΩ kΩ kΩ
VBUS Path-2 Power
Source Select
For TEST
VCCIN
100
kΩ
0.01μF
SGND
100 100100 100100 100
kΩ kΩ kΩ kΩ kΩ kΩ
SGND
GND
Q4
Q3
Q2
Q1
SGND
VDDIO
R1
1μF
C1
SGND
1μF
SGND
R1
C1
1μF
R1
C1
1μF
R1
SGND
C1
SMDATA
SMCLK
VDDIO
GPIO0(VOUT_EN)
GPIO1(ALERT#)
GPO2
GPO3
GPIO7(D2)
GPIO6(D1）
GPIO5(D0）
GPIO4
DBGMODDT
DBGRSTCK
IDSEL/ATST1
VSTR/ATST2
XRST
VDDIO
BM92A50MWV
UQFN40V5050A
SGND
1kΩ
0.01
μF
CC1
CC2
VCONN_IN
XCLPOFF1
XCLPOFF2
10μF
SGND
VBUS
CC1
CC2
Power Supply
For VCONN
D1
USB Type-C
Receptacle
0Ω 0Ω
For
D+
BC1.2
DCP
D-
VCCIN
RCS
CVCCIN
CLDO15A CLDO28
CLDO15D
GND
Figure 5-1 Application Example
5.1. Selection of Components Externally connected
Table 5-1 Selection of Components Externally Connected
Item
Limit
Symbol
Unit
Min Typ Max
Comment
VCCIN Capacitance^{(Note 12)}
LDO15ACAP Capacitance^{(Note 12)}
LDO15DCAP Capacitance^{(Note 12)}
LDO28CAP Capacitance^{(Note 12)}
Q1,Q2,Q3,Q4
Gate-Source Capacitance
CVCCIN
0.60
4.7
CLDO15A
0.47
1.0
CLDO15D
0.47
1.0
CLDO28
0.47
1.0
CQx_gs
470p
-
Phase Compensation Capacitance^{(Note 12)}
C1
470p
-
10
2.2
2.2
2.2
0.5μ
0.5μ
μF
μF
μF
μF
F
In the case of R1≠0.
F
If R1 is 0Ω, please coordinate
C1 so that sum total of CQ and
C1 is in the limit.
Current Sensing Resistor
This resistance tolerance
RCS
-
10
-
mΩ
influences OCP detection
accuracy. Please choose the
value that you can permit.
Resistance for the VBUS setup timing
R1
-
-
-
Ω
Please choose the value
suitable
(Note 12) Please set the capacity of the condenser not to be less than the minimum in consideration of temperature properties, DC bias properties.
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TSZ22111 • 15 • 001
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TSZ02201-0232AA000470-1-2
21.Sep.2016 Rev.001