ISL97673IRZ-TK Intersil, ISL97673IRZ-TK Datasheet - Page 5

• Manufacturer Part Number: ISL97673IRZ-TK
• Description: IC LED DVR PWM CTRL 6CH 20QFN
• Manufacturer: Intersil

Specifications of ISL97673IRZ-TK

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 6
• Internal Driver: Yes
• Type - Primary: Automotive, Backlight
• Type - Secondary: RGB, White LED
• Frequency: 600kHz, 1.2MHz
• Voltage - Supply: 4.5 V ~ 26.5 V
• Voltage - Output: *
• Mounting Type: Surface Mount
• Package / Case: 20-VFQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 40mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Absolute Maximum Ratings
VIN, EN/PWM. . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 28V
FAULT . . . . . . . . . . . . . . . . . . . . . VIN - 8.5V to VIN + 0.3V
VDC, COMP, RSET, FPWM, OVP . . . . . . . . . . . . -0.3V to 5.5V
SMBCLK(SCL), SMBDAT(SDA) . . . . . . . . . . . . -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
REGULATOR
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
V
V
IN
I
I
features. See Tech Brief TB379.
rating then the die junction temperature can be estimated more accurately than the θ
VDC_STBY
VIN_STBY
UVLO_HYS
JA
EN
t
V
V
V
(Note 9)
EN
ENLow
I
V
UVLO
VDC
OUT
LDO
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach”
JT
DC
Low
Hi
JC
is the PSI junction-to-top thermal characterization parameter. If the package top temperature can be measured with this
, the “case temp” location is the center of the exposed metal pad on the package underside.
Backlight Supply Voltage
VIN Shutdown Current
Output Voltage
Undervoltage Lock-out Threshold
Undervoltage Lock-out Hysteresis
LDO Output Voltage
Standby Current
Active Current
VDC LDO Droop Voltage
Guaranteed Range for EN Input Low Voltage
Guaranteed Range for EN Input High Voltage
EN/PWMI Low Time Before Shut-down
5
DESCRIPTION
All specifications below are tested at T
unless otherwise noted. Boldface limits apply over the operating temperature range,
-40°C to +85°C.
(T
A
= +25°C)
ISL97673
≤11 LEDs per channel
(3.2V/20mA type)
4.5V < V
F
8.55V < V
F
4.5V < V
F
V
EN/PWMI = 0V
EN/PWMI = 5V
V
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
SW
SW
SW
IN
IN
20 Ld QFN Package (Notes 4, 5, 7) .
20 Ld QFN Package (Note 6) . . . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
> 6V
> 5.5V, 20mA
= 600kHz
= 1.2MHz
= 1.2MHz
CONDITION
A
= +25°C; V
IN
IN
IN
≤ 26V,
≤ 8.55V,
≤ 26V,
J
= T
C
IN
= T
= 12V, EN/PWM = 5V, R
JC
A
and θ
(Note 8)
4.55
MIN
4.5
2.6
1.8
JC
thermal resistance ratings
θ
30.5
TYP
275
4.8
JA
20
5
(°C/W) θ
40
SET
V
(Note 8)
IN
MAX
26.5
PSI
200
3.3
0.5
= 20.1kΩ,
10
45
45
/0.19
5
5
June 24, 2010
JC
JT
1
(°C/W)
(°C/W)
2.5
FN7633.0
UNIT
mV
mA
mV
ms
µA
µA
V
V
V
V
V
V
V
V