EK-SA50 Cirrus Logic Inc, EK-SA50 Datasheet
EK-SA50
Manufacturer Part Number
EK-SA50
Description
EVALUATION KIT, SA50
Manufacturer
Cirrus Logic Inc
Series
Apex Precision Power™r
Datasheet
1.EK-SA50.pdf
(2 pages)
Specifications of EK-SA50
Main Purpose
Power Management, H Bridge Driver (Internal FET)
Utilized Ic / Part
SA50
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Secondary Attributes
-
Embedded
-
Primary Attributes
-
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
INTRODUCTION
sible with the EVAL05 PC board. Mounting holes are provided
and the provision for standard banana jacks simplifies connec-
tion and testing. Components are labeled on both sides of the
board for ease in probing.
TYPICAL COMPONENT FUNCTIONS
PARTS LIST
Part #
EVAL05
HS14
MS03
TW03
EK-SA50U
C2, C3, C4 Power supply bypass capacitors
Fast, easy breadboarding of circuits using the SA50 are pos-
R3, R4 Resistor divider to set the input voltage at 50%
R5, C1 Snubber network
R1, R2 Current sensing resistors or jumpered to
http://www.cirrus.com
EVAL05
of Vcc under nominal conditons
ground
EK-SA50
Description
P.C. Board
Heatsink
Mating Socket
Thermal Washers
P r o d u c t I n n o v a t i o n F r o m
P r o d u c t I n n o v a t i o n F r o m
R-C
SA50CE
Evaluation Kit for SA50
NOTE: Illustration only, not to exact scale.
Copyright © Cirrus Logic, Inc. 2009
1 bag of 10
Quantity
(All Rights Reserved)
1
1
1
132.1mm
5.2"
EQUIVALENT SCHEMATIC
*
B OUT
A OUT
D 1 and D 2 – Input protection, high speed such as IN4148.
D 3 through D 6 – Flyback protection, high speed (<200nS).
Solder as close to SA50 as possible.
1000pF
*
D 4
C1
+Vs
*
D 6
R5
100Ω
2W
*
D 3
0.1Ω 3W
J1
R1
*
D 5
C4
6.8μF
POLY
76.2mm
1
2
3
4
3"
RSENSE A
A OUT
+V
B OUT
S
RSENSE B
SA50
TO-3
INPUT
GND
VCC
APEX − EK-SA50UREVE
0.1Ω
3W
R2
8
7
6
5
EK-SA50
J2
*
+
D 2
C2
22μF
TANT
R3
10K
1/4W
EK-SA50
*
MAY 2009
D 1
R4
10K
1/4W
C3
0.1μF
INPUT
VCC
1
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EK-SA50 Summary of contents
Page 1
... Rights Reserved) EK-SA50 EK-SA50 RSENSE A 8 0.1Ω 3W INPUT OUT GND 10K SA50 1/4W TO-3 +V VCC OUT 22μF RSENSE B 5 TANT R2 J2 0.1Ω 6.8μF POLY 3" 76.2mm MAY 2009 APEX − EK-SA50UREVE INPUT R4 10K 1/4W VCC C3 0.1μF 1 ...
Page 2
... Cirrus Logic, Cirrus, and the Cirrus Logic logo designs, Apex Precision Power, Apex and the Apex Precision Power logo designs are trademarks of Cirrus Logic, Inc. All other brand and product names in this document may be trademarks or service marks of their respective owners EK-SA50U ...