ISL6115A Datasheet, PDF (9/10 Pages) Intersil Corporation – 12V Power Distribution Controllers

ISL6115A
TABLE 3. BILL OF MATERIALS, ISL6115AEVAL1Z
COMPONENT
DESIGNATOR
COMPONENT NAME
COMPONENT DESCRIPTION
U1
N-FET
11.5mΩ, 30V, 11.5A Logic Level N-Channel Power MOSFET or equivalent
R1
Load Current Sense Resistor
WSL-2512 10mΩ 1W Metal Strip Resistor
R2
Gate Stability Resistor
20Ω 0603 Chip Resistor
R3
Overcurrent Voltage Threshold Set Resistor 1.24kΩ 0603 Chip Resistor (Vth = 24.8mV)
R4
PGOOD Pull up Resistor
10kΩ 0603 Chip Resistor
C1
Gate Timing Capacitor
0.001µF 0402 Chip Capacitor (<2ms)
C2
IC Decoupling Capacitor
0.1µF 0402 Chip Capacitor
C3
Time Delay Set Capacitor
0.01µF 0402 Chip Capacitor (1ms)
J1
Bias Voltage Selection Jumper
J2
PWRON Disable
Install if switched rail voltage is = +12V. Remove and provide separate +12V bias
voltage to U2 via V_BIAS if ISL6116, ISL6117 or ISL6120 is being evaluated.
Install J2 to disable U2. Connects PWRON to GND.
9
FN6855.0
February 25, 2009