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MAX20331 Evaluation Kit
Evaluates: MAX20331/MAX20331A
General Description
The MAX20331 evaluation kit (EV kit) is a fully assembled
and tested circuit board that demonstrates the MAX20331
high-voltage OVP on audio line device. The EV kit comes
with the MAX20331EWL+ installed. The MAX20331 EV
kit can also be used to evaluate MAX20331A.
Detailed Description
The MAX20331 EV kit is a fully assembled and tested
circuit board demonstrating the MAX20331 audio line
overvoltage protector in a 9-bump wafer-level package
(WLP). The MAX20331 has overvoltage threshold ±3.45V.
Features
V
CC
Power Supply
●
3.5mm Jack Audio Line Protection
●
Proven PCB Layout
●
Fully Assembled and Tested
The V
CC
can be connected from USB power supply
source or externally supplied from TP15.
Table 1. V
CC
Jumper Setting
JUMPER
JU1
*Default position.
SHUNT
POSITION
1-2*
2-3
DESCRIPTION
V
CC
is connected to VEXT TP15
V
CC
is connected to LDO Output
EV Kit Contents
●
EV kit board containing a MAX20331
Ordering Information
PART
MAX20331EVKIT#
#Denotes RoHS compliant.
TYPE
EVKIT
319-100226; Rev 0; 7/18
MAX20331 Evaluation Kit
Evaluates: MAX20331/MAX20331A
MAX20331 EV Kit Bill of Materials
ITEM
1
2
3
4
5
6
7
8
9
10
REF_DES
C1
C2, C3, C7
C4
C6
D1, D2
J1, J2
J3
JU1
LED1
P1
DNI/DNP
—
—
—
—
—
—
—
—
—
—
QTY
1
3
1
1
2
2
1
1
1
1
MFG PART #
C0603C104K9RAC;
GRM188R70J104KA01
C1608X5R1V225K080AC;
GRM188R6YA225KA12
GRT188R60J475KE01
06035C102KAT2A
RCLAMP1851ZA
SJ-43515TS-SMT
10103594-0001LF
PEC03SAAN
SML-LX1206GW-TR
3262W-1-504LF
CRCW08050000ZS;
ERJ-6GEY0R00V; RC2012J000;
RMCF0805ZT0R00
RK73H2ATTD3300F
CRCW0805100KFK;
RK73H2ATTD1003;
ERJ-6ENF1003V
5011
MANUFACTURER
KEMET;MURATA
TDK;MURATA
MURATA
AVX
SEMTECH
CUI INC.
FCI CONNECT
SULLINS
LUMEX
OPTOCOMPONENTS INC
BOURNS
VALUE
0.1UF
2.2UF
4.7UF
1000PF
18V
SJ-43515TS-SMT
10103594-0001LF
PEC03SAAN
SML-LX1206GW-TR
500K
DESCRIPTION
CAPACITOR; SMT (0603); CERAMIC CHIP; 0.1UF; 6.3V; TOL = 10%;
MODEL = ; TG = -55°C TO +125°C; TC = X7R;
CAPACITOR; SMT (0603); CERAMIC CHIP; 2.2UF; 35V; TOL = 10%;
TG = -55°C TO +85°C; TC = X5R
CAPACITOR; SMT (0603); CERAMIC CHIP; 4.7UF; 6.3V; TOL=10%;
TG = -55°C TO +85°C; TC = X5R; AUTO
CAPACITOR; SMT (0603); CERAMIC CHIP; 1000PF; 50V; TOL = 10%;
TG = -55°C TO +125°C; TC = X7R
DIODE; TVS; SMT; VRM = 18V; IPP = 3A
CONNECTOR; FEMALE; SMT;
3.5 MM AUDIO JACKS TIP SWITCH; RIGHT ANGLE; 6PINS
CONNECTOR; FEMALE; THROUGH HOLE;
MICRO USB 2.0 B RECEPTACLE STD SMT PLUS DIP; RIGHT ANGLE; 5PINS
CONNECTOR; MALE; THROUGH HOLE; BREAKAWAY; STRAIGHT; 3PINS
DIODE; LED; STANDARD; GREEN;
SMT (1206); PIV = 2.2V; IF = 0.02A; -40°C TO +85°C
RESISTOR; THROUGH HOLE; TRIMMING POTENTIOMETER;
500KΩ; 10%; 100PPM; 0.25W
RESISTOR; 0805; 0Ω;
JUMPER; 0.125W; THICK FILM
RESISTOR; 0805; 330Ω; 1%; 100PPM; 0.25W; THICK FILM
RESISTOR; 0805; 100K; 1%; 100PPM; 0.125W; THICK FILM
TEST POINT; PIN DIA = 0.125IN; TOTAL LENGTH = 0.445IN;
BOARD HOLE = 0.063IN; BLACK; PHOSPHOR BRONZE WIRE SILVER PLATE FINISH;
COMMENTS
11
12
13
R1, R6
R2
R3-R5
TP4, TP6, TP8,
TP14, TP16
—
—
—
2
1
3
DIGI-KEY
KOA SPEER ELECTRONICS INC
VISHAY DALE;
KOA SPEER;PANASONIC
KEYSTONE
0
330
100K
14
—
5
N/A
GND
(TP3:COM1)
(TP5:COM2)
(TP7:NC1)
(TP9:NC2)
(TP11:DET1)
(TP12:DET2)
(TP13:SLV)
(TP15:VEXT)
(TP17:VCC)
(TP19:VINT)
15
TP3, TP5,
TP7, TP9
—
4
5014
KEYSTONE
N/A
TESTPOINT;PINDIA = 0.125IN;TOTALLENGTH = 0.445IN;
BOARDHOLE = 0.063IN; YELLOW; PHOSPHOR BRONZE WIRE SILVER PLATE FINISH;
16
TP11, TP12,
TP13
—
3
5012
KEYSTONE
N/A
TESTPOINT; PINDIA = 0.125IN; TOTAL LENGTH = 0.445IN; BOARD HOLE = 0.063IN;
WHITE; PHOSPHOR BRONZE WIRE SILVER PLATE FINISH;
17
TP15, TP17,
TP19
U1
U2
PCB
D3-D5
C5
R7-R9
—
3
5010
KEYSTONE
N/A
TEST POINT WITH 1.80MM HOLE DIA, RED, MULTIPURPOSE ;NOT FOR COLD TEST
EVKIT PART - IC; MAX20331EWL+; HIGH VOLTAGE PROTECTION 3.5MM AUDIO LINE OVP;
PACKAGE OUTLINE DRAWING: 21-100234; PACKAGE CODE: W91Q1+1; WLP9
IC; VREG; ULTRA-LOW-IQ LOW-DROPOUT LINEAR REGULATOR WITH POK; SOT23-6
PCB:MAX20331
DIODE; TVS; SMT; VRM=18V; IPP=3A
PACKAGE OUTLINE 0603 NON-POLAR CAPACITOR
PACKAGE OUTLINE 0805 RESISTOR
-
18
19
20
21
22
23
TOTAL
—
—
—
DNP
DNP
DNP
1
1
1
0
0
0
38
MAX20331EWL+
MAX8880EUT+
MAX20331
RCLAMP1851ZA
N/A
N/A
MAXIM
MAXIM
MAXIM
SEMTECH
N/A
N/A
MAX20331EWL+
MAX8880EUT+
PCB
18V
OPEN
OPEN
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