ISL8502EVAL1Z Intersil, ISL8502EVAL1Z Datasheet - Page 5

• Manufacturer Part Number: ISL8502EVAL1Z
• Description: EVALUATION BOARD FOR ISL8502
• Manufacturer: Intersil

Specifications of ISL8502EVAL1Z

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 2, Non-Isolated
• Voltage - Output: 2.5V, 2.5V
• Current - Output: 2.5A. 2.5A
• Voltage - Input: 4.5 ~ 14V
• Regulator Topology: Buck
• Frequency - Switching: 500kHz
• Board Type: Fully Populated
• Utilized Ic / Part: ISL8502
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Electrical Specifications
Absolute Maximum Ratings
VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +16.5V
VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +6.0V
Absolute Boot Voltage, V
Upper Driver Supply Voltage, V
All other Pins . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to VCC + 0.3V
Recommended Operating Conditions
Supply Voltage on VIN . . . . . . . . . . . . . . . . . . . . . . . . . . 5.5V to 14V
Ambient Temperature Range . . . . . . . . . . . . . . . . . . -40°C to +85°C
Junction Temperature Range. . . . . . . . . . . . . . . . . -40°C to +125°C
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTES:
V
Input Voltage Range
Input Operating Supply Current
Input Standby Supply Current
SERIES REGULATOR
VCC Voltage
Maximum Output Current
VCC Current Limit
POWER-ON RESET
Rising VCC POR Threshold
Falling VCC POR Threshold
ENABLE
Rising Enable Threshold Voltage
Falling Enable Threshold Voltage
Enable Sinking Current
OSCILLATOR
1. θ
2. For θ
3. Minimum V
4. Maximum V
5. Circuit requires 150ns minimum on time to detect overcurrent condition.
6. Limits established by characterization and are not production tested.
7. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
IN
Tech Brief TB379.
and are not production tested.
SUPPLY
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
PARAMETER
IN
IN
can operate below 5.5V as long as VCC is greater than 4.5V.
can be higher than 14V voltage stress across the upper and lower do not exceed 15.5V in all conditions.
BOOT
BOOT
. . . . . . . . . . . . . . . . . . . . . . . +22.0V
5
Refer to Block and Simplified Power System Diagrams and Typical Application Schematics. Operating
Conditions Unless Otherwise Noted: V
T
A
- V
= +25°C.
PHASE
. . . . . . . . . . . +6.0V
V
SYMBOL
V
EN_Rising
I
V
I
Q_SBY
EN_Fall
PVCC
PVCC
I
I
EN
Q
V
V
V
EN tied to GND, V
V
V
V
ISL8502
IN
IN
FB
IN
IN
IN
tied to VCC
> 5.6V
= 12V
= 12V, VCC shorted to PGND
= 1.0V
IN
= 12V, or V
TEST CONDITIONS
Thermal Information
Thermal Resistance
Maximum Junction Temperature (Plastic Package) . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . -65°C to +150°C
Pb-free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . .see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
QFN Package (Notes 1, 2) . . . . . . . . .
IN
= 14V
CC
= 5V ±10%, T
A
= -40°C to +85°C. Typical are at
(Note 7)
(Note 3)
3.85
MIN
5.5
4.5
4.5
4.2
50
θ
TYP
1.25
300
5.0
4.4
4.0
2.7
2.3
JA
(°C/W)
39
(Note 7) UNITS
(Note 4)
MAX
4.49
4.10
500
5.5
5.5
14
7
2
θ
June 29, 2010
JC
FN6389.2
2.5
(°C/W)
mA
mA
mA
mA
µA
V
V
V
V
V
V
V