ISL97672 Intersil, ISL97672 Datasheet - Page 4

• Manufacturer Part Number: ISL97672
• Description: 6-Channel LED Driver
• Manufacturer: Intersil

Absolute Maximum Ratings
VIN, EN. . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 28V
FAULT . . . . . . . . . . . . . . . . . . . . . VIN - 8.5V to VIN + 0.3V
VDC, COMP, RSET, PWM, OVP, /FLAG, FSW . . . -0.3V to 5.5V
CH0 - CH5, LX . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 45V
PGND, AGND . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +0.3V
Above voltage ratings are all with respect to AGND pin
ESD Rating
Operating Conditions
Temperature Range . . . . . . . . . . . . . . . . . . -40°C to +85°C
IMPORTANT NOTE: All parameters having Min/Max specifications are guaranteed. Typical values are for information purposes only. Unless
otherwise noted, all tests are at the specified temperature and are pulsed tests, therefore: T
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
GENERAL
ENABLE AND PWM GENERATOR
4. θ
5. For θ
6. PSI
7. Refer to JESD51-7 high effective thermal conductivity board layout for proper via and plane designs.
PARAMETER
Human Body Model (Tested per JESD22-A114E) . . . . . 3kV
Machine Model (Tested per JESD22-A115-A) . . . . . . . 300V
Charged Device Model . . . . . . . . . . . . . . . . . . . . . . . 1kV
VIN (Note 9)
IVIN_STBY
Vuvlo_hys
features. See Tech Brief TB379.
temperature.
junction temperature can be estimated more accurately than the θ
JA
FPWM
Vuvlo
V
VIH
VIL
t
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach”
JT
OUT
ON
JC
is the junction-to-top thermal resistance. If the package top temperature can be measured, with this rating then the die
, the “case temp” location is the center of the exposed metal pad on the package underside assumed under ideal case
Backlight Supply Voltage
VIN Shutdown Current
Output Voltage
Undervoltage Lock-out Threshold
Undervoltage Lock-out Hysteresis
Guaranteed Range for PWM Input Low
Voltage
Guaranteed Range for PWM Input High
Voltage
PWM Input Frequency Range
Minimum On Time
4
DESCRIPTION
All specifications below are tested at T
otherwise noted. Boldface limits apply over the operating temperature range,
-40°C to +85°C.
(T
A
= +25°C)
ISL97672
T
T
4.5V < V
F
8.55V < V
F
4.5V < V
F
C
A
SW
SW
SW
= <+60°C
= +25°C
Thermal Information
Thermal Resistance (Typical)
Thermal Characterization (Typical)
Maximum Continuous Junction Temperature . . . . . . +125°C
Storage Temperature . . . . . . . . . . . . . . . -65°C to +150°C
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . .see link below
= 600kHz
= 1.2MHz
= 1.2MHz
20 Ld QFN Package (Notes 4, 5, 7) .
20 Ld QFN Package (Note 6) . . . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
CONDITION
JC
IN
IN
A
IN
and θ
≤ 26V,
≤ 8.55V,
= 25°C; V
≤ 26V,
JC
J
thermal resistance ratings.
= T
IN
C
= 12V, EN = 5V, R
= T
A
(Note 8)
MIN
200
250
1.5
4.5
2.6
TYP
275
θ
SET
JA
www.DataSheet4U.com
(°C/W) θ
= 20.1kΩ, unless
40
V
(Note 8) UNIT
30,000
IN
MAX
VDD
26.5
350
3.3
0.8
45
45
10
/0.19
PSI
June 24, 2010
JC
JT
1
(°C/W)
(°C/W)
2.5
FN7632.0
mV
µA
Hz
ns
V
V
V
V
V
V
V