Freescale provides the enclosed product(s) under the following conditions:
This evaluation kit is intended for use of ENGINEERING DEVELOPMENT OR EVALUATION
PURPOSES ONLY. It is provided as a sample IC pre-soldered to a printed circuit board to make
it easier to access inputs, outputs, and supply terminals. This EVB may be used with any
development system or other source of I/O signals by simply connecting it to the host MCU or
computer board via off-the-shelf cables. This EVB is not a Reference Design and is not intended
to represent a final design recommendation for any particular application. Final device in an
application will be heavily dependent on proper printed circuit board layout and heat sinking
design as well as attention to supply filtering, transient suppression, and I/O signal quality.
The goods provided may not be complete in terms of required design, marketing, and or
manufacturing related protective considerations, including product safety measures typically
found in the end product incorporating the goods. D ue to the open construction of the product, it
is the user's responsibility to take any and all appropriate precautions with regard to electrostatic
discharge. In order to minimize risks associated with the customers applications, adequate design
and operating safeguards must be provided by the customer to mini mize inherent or procedural
hazards. For any safety concerns, contact Freescale sales and technical support services.
Should this evaluation kit not meet the specifications indicated in the kit, it may be returned within
30 days from the date of delivery and will be replaced by a new kit.
Freescale reserves the right to make changes without further notice to any products herein.
Freescale makes no warranty, representation or guarantee regarding the suitability of its products
for any particular purpose, nor does Freescale assume any liability arising out of the applicati on
or use of any product or circuit, and specifically disclaims any and all liability, including without
limitation consequential or incidental damages. “Typical” parameters can and do vary in different
applications and actual performance may vary over time. All operating parameters, including
“Typical”, must be validated for each customer application by customer’s technical experts.
Freescale does not convey any license under its patent rights nor the rights of others. Freescale
products are not designed, intended, or authorized for use as components in systems intended
for surgical implant into the body, or other applications intended to support or sustain life, or for
any other application in which the failure of the Freescale product could crea te a situation where
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•Single 2.0mΩ max. high side switch with parallel input or SPI control
•6.0 to 27V operating voltage with standby currents < 5.0µA
•Output current monitoring with two SPI-selectable current ratios
•SPI control of over-current limit, over-current fault blanking time, output-OFF open load detection,
output ON/OFF control, watchdog timeout, slew rates, and fault status reporting
•SPI status reporting of over-current, open and shorted loads, over-temperature shutdown,
under-voltage and over-voltage shutdown, fail-safe pin status, and program status
•Enhanced -16V reverse polarity V
3.2Required Equipment
•Parallel port-enabled computer with Windows XP (or later) operating system
•Parallel cable
•Alternative: USB-enabled computer with Windows XP (or later) operating system and Freescale’s
USB to SPI EVB Kit (reference: KITUSBSPIEVME)
protection
PWR
KIT33982CEVBE Evaluation Board, Rev. 1.0
4Freescale Semiconductor
4Hardware Description
The hardware in this evaluation kit includes an 33982 evaluation board. The evaluation board has three
major blocks: the circuit related to the 33982, the remo te control an d accessory simulator ( SPI Gen) and
the parallel cable. This section describes the above three blocks.
4.1Using the EVB
Hardware Description
Figure 2. Setup for the 33982 EVB
Warning: Always wear Safety Glasses when working around electronic modules and when soldering.
Please remove of the capacitor, C8, when testing reverse sup ply voltag e on VBAT. Also that the therma l
resistance from junction to ambience of this PCB is approximately 25°/W.
1. The 33982 Evaluation board allows the customer to quickly evaluate features of the device with a simple
bench top setup. All switch inputs may be evaluated using the onboard switch banks or actual system
switches connected to the switch input edge connector.
2. Using a standard 25 pin Sub-D parallel port cable an d the enclosed SPIGen SPI Driver software, you
can use a personal computer to provide the Serial Peripheral Interface (SPI) communication with this
EVB.
3. Connect power supplies to the VBAT on the VBAT bolt. Connect GND, GNDBAT and +12 volt supply
on connector X, EVB's power terminal. On-board 5 volt regulator supply can be either supplied through
VBAT or +12V by selecting the jumper JSUPPLY. Make sure the voltages provided are in accordance
with the device data sheet and that the supply currents are sufficient to supply the attached loads. The
led L5V should light up indicating the pre sence of 5 volt regulated supply. Move IC from reset state by
shorting jumper JRSTB to 2-3 position (It shorts RSTB PIN to VDD).
4. Connect the desired loads to (e.g. relay coils, LEDs, or panel lamps) SB and SA bo lt.
5. For direct control of SA, put jumper , JINA, at position 2-3. For direct contr ol of SB, put jumper, JINB, at
position 2-3. Disable watchdog placing a jumper at JFSI on position1-2 ( shortin g the PIN to GND) and
not placing jumper on JWAKE. (Shorting PIN to GND). Led LA and LB should light up if jumper are
placed on JLA and JLB.
KIT33982CEVBE Evaluation Board, Rev. 1.0
Freescale Semiconductor5
Hardware Description
6. To use SPIGen, Go to the Windows Start menu, then Programs, then SPIGen, and click on the
SPIGen icon. The SPIGen "Generic SPI Generator" GUI will appear. Go to the File menu in the upper
left hand corner of the GUI, and select Open, then browse the CD to find and select the
33982_EVB_CONFIGURATION_FILE.spi file for the KIT33982CEVBE. Click Open, and SPIGen will
open a specifically configured SPI command generator for the KIT33982CEVBE. The configuration file
will set all parameters for SPI signals from the PC and provide a list of commands that may be sent to
the EVB.
7. To prepare the Evaluation card for SPIGen, Place jumper JINA, JINB, JRSTB, JWAKE to 1-2 position
8. To set up the 33982 device to read switch inputs the user may use the batch commands from the
"Send a Batch of Commands" tab. In the "Send a Batch of Commands" win dow , the Full Initialize batch
will appear. To send the batch of commands to the EVB, click the Send Once tab. To quickly evaluate
the EVB and device, simply click on the “Send one Command at a Time” tab, select the switch status
command from the Quick Commands list, and click the Send Continuous tab. The ope ning and closing
of switches may now be seen on the Word Received bits window field. Refer to the device data sheet
for detailed information on I/O communication and device operation.
KIT33982CEVBE Evaluation Board, Rev. 1.0
6Freescale Semiconductor
Jumper Connections
5Jumper Connections
Name Description
JSUPPLY The selection between 1-2 allows the supply regulation of the 5 volt from Battery while 2-3 allows independent
Diode D1
supply.
Diode protects against negative transients and reverse battery.
Capacitor C8
JWAKE Allows wake up function of IC.
JINA 1-2 position: control through PCON to SPIGEN
JINB NC
JRSTB 1-2 position: control through PCON to SPIGEN/MCU
JFSI 1-2 position: Short JFSI to ground
JLA 1-2 position: connect to led, LA. LA lights up when IN is pulled to VDD
JLB 1-2 position: connect to led, LB. LB lights up when IN is pulled to VDD
Resistor
RCS
RFSI
TEST POINTS
CSNS-AGND
Removed when doing reverse battery test.
1-2 selection will give control through PCON.
2-3 selection is to wake up from battery voltage, i.e. in the case of ignition.
2-3 position: shorting IN0 to VDD
Floating: IN0 is short to ground
2-3 position: Short RSTB to VDD
Floating: RSTB is ground. This means that the IC is in reset mode
2-3 position: Connect to RFSI resistor
Floating: JFSI is pulled to VDD
Floating: Not connected to LA.
Floating: Not connected to LB
Value to be change according.
Value to be change according.
Several test points are present on the evaluation board to check some signals if necessary:
To check the current recopy output
KIT33982CEVBE Evaluation Board, Rev. 1.0
Freescale Semiconductor7
Schematic Drawing
6Schematic Drawing
Figure 3. Evaluation Board Schematic
KIT33982CEVBE Evaluation Board, Rev. 1.0
8Freescale Semiconductor
7KIT33982CEVBE Board Layout
KIT33982CEVBE
7.1Assembly Drawing
KIT33982CEVBE Board Layout
7.2Top Layer
Figure 4. Assembly Drawing
Figure 5. Top Layer
KIT33982CEVBE Evaluation Board, Rev. 1.0
Freescale Semiconductor9
KIT33982CEVBE Board Layout
7.3Bottom Layer
Figure 6. Bottom Layer
KIT33982CEVBE Evaluation Board, Rev. 1.0
10Freescale Semiconductor
Bill of Material
8Bill of Material
QtyPNRef. DesPackageDescription
1 MC33982CPNAMC33982 PQFN Intelligent High Current Self-Protected Silicon
Freescale does not assume liability, endorse, or warrant components from external manufacturers that are referenced in circuit drawings or tables. While Freescale offers component recommendations in this configuration, it is the customer’s responsibility to validate their application
JSUPPLY, JFSI,
JWAKE, JRSTB
diam.
Testpoints for clip
Screw connecters diam. 4mm +1 Nut + 2 washers
each for power connection
Following are URLs where you can obtain information on other Freescale products and application
solutions:
Product Summary Page
Freescale’s Web Site
Freescale’s Analog Web Site
Freescale’s Automotive Applications Web Site
To obtain the most recent up-to-date information on this or any other device, subscribe to Freescales’
Newsletter by selecting the Page Actions pull-down arrow:
Links
KIT33982CEVBE Evaluation Board, Rev. 1.0
12Freescale Semiconductor
10Revision History
REVISIONDATEDESCRIPTION OF CHANGES
1.0
10/2010• Initial Release
Revision History
KIT33982CEVBE Evaluation Board, Rev. 1.0
Freescale Semiconductor13
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Semiconductor data sheets and/ or specification s can and do vary in dif ferent
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parameters, including “Typicals”, must be validated for each customer
application by customer’s technical experts. Freescale Semicondu ctor does
not convey any license under its patent rights nor the rights of others.
Freescale Semiconductor products are not design ed, intended, or authorized
for use as components in systems intended for surgical implant in to the body ,
or other applications intended to support or sustain life, or for any other
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