ISL9444EVAL3Z Intersil, ISL9444EVAL3Z Datasheet - Page 2

• Manufacturer Part Number: ISL9444EVAL3Z
• Description: Power Management IC Development Tools ISL9444 EVALUATION BOARD 3 - 40 Ld QFN - RoHS COMPLIANT
• Manufacturer: Intersil
• Type: PWM Controllersr

Specifications of ISL9444EVAL3Z

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: ISL9444
• Input Voltage: 5.6 V to 16 V
• Output Voltage: 3.3 V, 5 V
• Output Current: 25 A
• For Use With: ISL9444

Recommended Equipment
The following equipment is recommended for evaluation:
• 0V to 20V power supply with 30A source current capability
• Electronic load capable of sinking 30A @ 20V
• Digital Multimeters (DMMs)
• 100MHz Quad-Trace Oscilloscope
Quick Test Setup
1. Ensure that the evaluation board is correctly connected to the
2. Refer to Table 3 for jumper default positions. For set-up
3. Turn on the power supplies; V
4. Adjust input voltage V
5. Adjust load current within specified range. The output voltage
power supply and the electronic load prior to applying any
power. Please refer to Figure 2 for proper set-up.
different than the default setting, please refer to the
datasheet for details (ISL9444, FN7665).
and observe output voltage. The output voltage variation
should be within 5%.
variation should be within 5%.
IN
and V
2
IN
IN2
< 16V; V
within the specified range
IN2
FIGURE 2. ISL9444EVAL3Z TEST SET-UP
< 16V
Application Note 1799
NOTE: All Test points are for voltage measurement or small signal only.
Do not allow high current through these test points.
Probe Set-up
6. Use an oscilloscope to observe the output ripple voltage and
7. Optimization. Please refer to Table 2 on page 1 for
phase node ringing. For accurate measurement, please refer
to Figure 3 for proper probe set-up.
optimization recommendation.
Positions
JUMPER
NAME
FIGURE 3. OSCILLOSCOPE PROBE SET-UP
TABLE 3. JUMPER DEFAULT POSITIONS
VIN
PFI
OUTPUT CAP
OUTPUT CAP
OR MOSFET
OR MOSFET
OR MOSFET
OUTPUT CAP
EN1
EN
EN2
PFO
EN3
EN2
December 5, 2012
MODE
CCM
AN1799.0