参数资料
型号: ISL97651ARTZ-T
厂商: Intersil
文件页数: 2/19页
文件大小: 0K
描述: IC LCD SUPPLY HP 4CHN 36-TQFN
标准包装: 4,000
应用: LCD 电视机/监控器
电流 - 电源: 400µA
电源电压: 4 V ~ 5.5 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 36-WFQFN 裸露焊盘
供应商设备封装: 36-TQFN 裸露焊盘(6x6)
包装: 带卷 (TR)
ISL97651
Absolute Maximum Ratings (T A = +25°C)
Thermal Information
Maximum Pin Voltages, All Pins Except Below . . . . . . . . . . . . . 6.5V
Thermal Resistance
θ JA (°C/W)
θ JC (°C/W)
LX1, LX2, V SUP , NOUT, DELB, C1-, C2- . . . . . . . . . . . . . . . . .24V
C1- . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14V
CB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13V
DRN, COM, POUT, C1+, C2+ . . . . . . . . . . . . . . . . . . . . . . . . .36V
CB-V INL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.5V
Recommended Operating Conditions
Input Voltage Range, V IN . . . . . . . . . . . . . . . . . . . . . . . . . 4V to 5.5V
Boost Output Voltage Range, A VDD . . . . . . . . . . . . . . . . . . . . +20V
V ON Output Range, V ON . . . . . . . . . . . . . . . . . . . . . . +15V to +32V
6x6 QFN Package (Notes 3, 4) . . . . . . 30 2.5
Maximum Junction Temperature (Plastic Package) . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Power Dissipation
T A ≤ + 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.3W
T A = +70°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.8W
T A = +85°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.3W
T A = +100°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.8W
Pb-Free Reflow Profile. . . . . . . . . . . . . . . . . . . . . . . . .see link below
V OFF Output Range, V OFF . . . . . . . . . . . . . . . . . . . . . . -15V to -5V
Logic Output Voltage Range, V LOGIC . . . . . . . . . . . +1.5V to +3.3V
Input Capacitance, C IN . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 x 10μF
Boost Inductor, L1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.3μH to 10μH
Output Capacitance, C OUT . . . . . . . . . . . . . . . . . . . . . . . . 2 x 22μF
Buck Inductor, L2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.3μH to 10μH
Operating Ambient Temperature Range . . . . . . . . -40°C to +105°C
Operating Junction Temperature . . . . . . . . . . . . . . -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:
3. θ JA is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief TB379.
4. For θ JC , the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications
V IN = 5V, V BOOST = V SUP = 15V, V ON = 25V, V OFF = -8V, over-temperature from -40°C to +105°C; Parameters
with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits
established by characterization and are not production tested.
PARAMETER
DESCRIPTION
CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY PINS
V IN
V INL
V SUP
Supply Voltage (VIN1 and VIN2)
Logic Supply Voltage
Charge Pumps and V ON Slice
4
4
4
5
5
5.5
5.5
20
V
V
V
Positive Supply
I VIN
Quiescent Current into V IN
Enabled, No switching
Disabled
3
10
mA
μA
I INL
Logic Supply Current
Enabled, No switching
0.4
1.0
mA
Disabled
10
μA
I SUP
V SUP Supply Current
Enabled, No switching and VP OUT = V SUP
Disabled
0.5
10
mA
μA
V LOR
V LOF
V REF
Undervoltage Lockout Threshold
Undervoltage Lockout Threshold
Reference Voltage
V IN rising
V IN falling
T A = +25°C
2.0
1.9
1.19
2.75
2.2
1.205
2.9
2.5
1.235
V
V
V
1.187
1.205
1.238
V
f OSC
Oscillator Frequency
1010
1200
1400
kHz
A VDD BOOST D Max , Maximum Duty Cycle: Minimum 84%
V BOOST
Boost Output Range
1.25*V IN
20
V
I LX
I BOOST
LX Leakage Current
Boost Switch Current
LX = 0V and 24V
Current limit
-10
4.4
.01
4.8
10
6.3
μA
A
2
FN7493.3
April 24, 2009
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