DC1198A-A Linear Technology, DC1198A-A Datasheet - Page 2

• Manufacturer Part Number: DC1198A-A
• Description: BOARD EVAL LTM4605
• Manufacturer: Linear Technology
• Series: µModuler

Specifications of DC1198A-A

• Design Resources: LTM4605 Spice Model LTM460(5,7) Gerber Files DC1198 Design Files DC1198A-(A,B) Schematic
• Main Purpose: DC/DC, Step Up or Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: -
• Voltage - Output: 12V
• Current - Output: 5A
• Voltage - Input: 4.5 ~ 20V
• Regulator Topology: Buck-Boost
• Frequency - Switching: 300kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LTM4605
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

DEMO MANUAL DC1198A-A
Demonstration circuit DC1198A-A is an easy way to evaluate
the performance of the LTM4605EV. Please refer to Figure
1 for proper measurement equipment set-up and follow
the procedure below:
1. Place jumpers in the following positions for a typical
2. With power off, connect the input power supply, load
3. Turn on the power at the input. The output voltage
qUick stArt proceDUre
2
12V
and meters as shown in Figure 1. Preset the load to 0A
and V
should be 12V ± 2%.
OUT
RUN
ON
IN
application:
supply to be less than 20V.
CLOCK
PROG
MODE
CCM
Figure 1. Test Setup of DC1198A-A
START
SSO
4. Once the proper output voltage is established, adjust
5. To measure input and output ripple, please refer to
6. The voltage of pin PLLFLTR determines the switching
7. The Inductor, RS1 and RS2 should be modified to ac-
the load within the operating range and observe the
output voltage regulation, ripple voltage, efficiency and
other parameters. Cooling fan and lower current sensing
resistor are necessary for V
Figure 2 for proper setup.
frequency. Modify R6 and R7 to adjust the switching
frequency. Turn off the power supply before attempting
to remove and replace R6 and R7. Do not allow voltage
at pin PLLFLTR exceed 2.4V.
commodate certain input and output condition. Please
refer to the LTM4605 data sheet for recommended
component values.
DC1198A F01
IN
< 5V and I
OUT
= 5A.
dc1198aaf