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© 2021 ROHM Co., Ltd.
No. 64UG016E Rev.001
MAY.2021
User’s Guide
BD71631QWZ-EVK-001
Parts list
Table 5. Parts list
Count
Parts No.
Type
Value
Description
Manufacturer
Part Number
Manufacturer
Size
[Unit: mm(inch)]
IC
1
U1
Charger
-
Linear Charger
BD71631QWZ-E2
ROHM
1.8 x 2.4
(0.071x0.094)
Capacitor
1
CVIN1
MLCC
4.7µF
16V, X5R, ±10%
GRM188R61C475KAAJD
MURATA
1608(0603)
1
CVOUT1
MLCC
1µF
25V, X5R, ±10%
GRM155R61E105KA12D
MURATA
1005(0402)
1
CNTC
MLCC
0.01µF
16V, B, ±10 %
GRM155B11C103KA01
MURATA
1005(0402)
2
CVIN2,
CVOUT2
MLCC
OPEN
-
-
-
-
Resistor
3
RLED,
RNTC1,
RNTC2
Resistor
10
kΩ
1/10W, 50V,
±0.5%
MCR03EZPD1002
ROHM
1608(0603)
1
RICHG1
Resistor
5.1
kΩ
1/10W, 50V,
±0.5%
MCR03EZPD5101
ROHM
1608(0603)
1
RITERM
Resistor
51
kΩ
1/10W, 50V,
±0.5%
MCR03EZPD5102
ROHM
1608(0603)
1
RVFB1
Resistor
180
kΩ
1/10W, 50V,
±0.5%
MCR03EZPD1803
ROHM
1608(0603)
1
RVFBRE1
Resistor
120
kΩ
1/10W, 50V,
±0.5%
MCR03EZPD1203
ROHM
1608(0603)
2
RVFB2,
RVFBRE2
Resistor
30
kΩ
1/10W, 50V,
±0.5%
MCR03EZPD3002
ROHM
1608(0603)
1
RNTC3
-
SHORT
-
-
-
-
LED
1
LED
-
LED
White, Clear
SML312WBCW1
ROHM
1608(0603)
Connector
1
J1
-
OPEN
-
-
-
-
1
CN1
Connector
4terminals
3.81mm pitch
MKDS 1/ 4-3,81
Phoenix
contact
15.23x 7.3
(0.6x0.29)
Optional parts (Boost converter)
1
U2
-
OPEN
-
-
-
-
1
L3
-
OPEN
-
-
-
-
2
CDCDCIN1,
CDCDCIN2
-
OPEN
-
-
-
-
2
CDCDCOUT1,
CDCDCOUT2
-
OPEN
-
-
-
-
3
REN,
RVSEL_H,
RVSEL_L
-
OPEN
-
-
-
-
The product and manufacturer names listed in the parts list are current at the time this user’s guide was prepared, and some parts
may not be available. Please select the equivalent product based on the characteristics listed in the table. Select a ceramic
capacitor with the same actual capacitance in consideration of the DC bias characteristics.
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