ISL1903EVAL2Z INTERSIL [Intersil Corporation], ISL1903EVAL2Z Datasheet - Page 8

• Manufacturer Part Number: ISL1903EVAL2Z
• Description: Dimmable Buck LED Driver - AC Mains or DC Input LED Driver
• Manufacturer: INTERSIL [Intersil Corporation]

Absolute Maximum Ratings (Note 4)
Supply Voltage, VDD. . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +28.0V
OUT, PWMOUT, DHC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to VDD
Signal Pins. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to V
VREF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .GND - 0.3V to 6.0V
Peak OUT Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2.0A
Peak PWMOUT Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.0A
ESD Classification
Latch up (Per JESD-78B; Class 1, Level A) . . . . . . . . . . . . . . . . . . . . 100mA
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:
Electrical Specifications
ISL1903” on page 2 and “Typical Application schematics” beginning on page 3. V
+125°C, Typical values are at T
SUPPLY VOLTAGE
Supply Voltage
Start-Up Current, IDD
Operating Current, IDD
UVLO START Threshold
UVLO STOP Threshold
Hysteresis
REFERENCE VOLTAGE VREF
Overall Accuracy
Long Term Stability
Operational Current (Source)
Current Limit
Load Capacitance
PEAK CURRENT SENSE (OC)
Current Limit Threshold
IOUT Amplifier Gain
IOUT High Level Output Voltage (VOH)
IOUT Low Level Output Voltage (VOL)
Leading Edge Blanking (LEB) Duration
OC to OUT Delay + LEB
Input Bias Current
4. All voltages are with respect to GND.
5. θ
6. For θ
Human Body Model (Per MIL-STD-883 Method 3015.7) . . . . . . . . 2500V
Machine Model (Per EIAJ ED-4701 Method C-111) . . . . . . . . . . . . . 200V
Charged Device Model (Per EOS/ESD DS5.3, 4/14/93). . . . . . . . 1000V
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief
JC
, the “case temp” location is taken at the package top center.
PARAMETER
A
8
= +25°C; Boldface limits apply over the operating temperature range, -40°C to +125°C.
Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram -
VDD = 5.0V
R
I
T
8V < V
VREF = 5.00V, 8V < V
(Note 8)
VERR = VREF, RAMP = 0V
V
V
8V < V
V
T
V
VREF
A
A
OC
OC
IOUT
IOUT
LOAD
= +125°C, 1000 hours (Note 8)
= +25°C
= 0.3V
REF
= 0.4V, 8V < V
= 0 -, -10mA, 8V < V
@ 0µA - V
@ 100µA, 8V < V
, C
DD
DD
+ 0.3V
ISL1903
TEST CONDITIONS
OUT
< 26V
< 26V
= 0
IOUT
DD
@ -100µA,
Thermal Information
Thermal Resistance (Typical)
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . -55°C to 150°C
Maximum Storage Temperature Range . . . . . . . . . . . . . . . -65°C to 150°C
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below
Operating Conditions
Temperature Range
Supply Voltage Range (Typical). . . . . . . . . . . . . . . . . . . . . . . . . . 9 to 20 VDC
< 26V
DD
16 Lead QSOP (Notes 5, 6) . . . . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
ISL1903Fxx . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to 125°C
DD
< 26V
< 26V
DD
DD
< 26V
= 17V, R
(Note 7)
RAMP
8.15
6.80
5.30
-100
3.90
MIN
570
110
-1.0
0.1
70
-
-
-
-
-
-
-
-
= 54kΩ, C
1.45
8.55
7.10
5.40
4.00
100
595
120
TYP
170
6.0
10
-
-
-
-
-
-
-
RAMP
= 470pF, T
θ
JA
(Note 7)
(°C/W)
TB379
MAX
8.95
7.50
5.50
4.13
200
146
200
616
7.8
-10
-15
3.3
0.1
0.1
1.0
26
25
85
-
September 20, 2012
A
for details.
= -40°C to
θ
JC
UNITS
(°C/W)
V/V
FN8285.1
mA
mV
mA
mA
mV
µA
44
µA
µF
ns
ns
V
V
V
V
V
V
V