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AN1
1
524
Al
l i
n
for
m
at
ion
pr
ovi
ded
in
this
do
cum
ent i
s
sub
jec
t to
leg
a
l d
is
c
la
im
er
s.
©
NXP
Se
mic
o
n
duc
tor
s
N.V
. 2015.
Al
l r
ig
h
ts
r
e
s
er
v
ed.
App
licat
ion
not
e
R
ev
. 1 —
17 Feb
ruary 2015
17 o
f 54
N
X
P Semi
conductor
s
AN1
1
524
NXQ1TXA6 Evalua
tion Boar
d
Fig 8.
Half bridge driver stage of coil 1 and current sense schematic
aaa-015888
C211
68 nF
COG 100 V
C210
68 nF
COG 100 V
C217
100 nF
C216
22 μF
C214
n.c.
C213
n.c.
[5]
UC1_2
COIL1C
COIL1T
CL1C
CL1T
1
2
3
4
GL
NWP2081
R205
R206
1 Ω
1 Ω
G201
G202
C207
220 nF
SH
GH
FS
VDD
GND
SD
CLK
8
7
6
5
C203
100 nF
C201
10 nF
R201
10 kΩ
C206
22 μF
1210
C218
n.c.
GNDI
GNDI
GNDI
GNDI
GNDI
GNDI
GNDI
GNDI
GNDI
GNDI
GND
GNDI
GND
C205
100 nF
T201
NX3008NBKW
R203
330 kΩ
[1, 3, 4]
PWM_HIN
+12 V
[1]
EN_HB1
GNDI
GNDl
3
4
1
6
OUT
MAX44
*only U202 or U203 is
mounted. Not both.
ISOUT
[1]
TP203
U202*
C202
100 nF
R204
0E022
1 %
RS+
RS-
VDD
SHDN
GND
5
C221
100 nF
R202
2.2 kΩ
C215
10 nF
R210
U201
+3V3
n.c.
R207
Kelvin contacts
R208
10 Ω
10 Ω
NTC201
measure
temperature
LP_VSUP
NTC
[1]
1
2
2
3
4
5
1
OUT
INA214AIDCKT
U203*
V+
IN+
IN-
REF
GND
6
2
L1-1
C208
n.c.
C209
n.c.
R209
22 kΩ
G
G
D
S
D
S
T203
NX2020N2
T204
NX2020N2
NODEBRIDGE
JP603
[1, 3, 4]
IS-
