参数资料
型号: ISL97652IRZ-TK
厂商: Intersil
文件页数: 2/25页
文件大小: 0K
描述: IC LCD SUPPLY 4CH DUAL AMP 48QFN
标准包装: 1,000
应用: LCD 电视机/监控器
电流 - 电源: 500µA
电源电压: 8 V ~ 15 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-VFQFN 裸露焊盘
供应商设备封装: 48-QFN(7x7)
包装: 带卷 (TR)
ISL97652
Absolute Maximum Ratings (T A = +25°C)
Thermal Information
Maximum Pin Voltages, All Pins Except Below . . . . . . . -0.3 to 6.5V
Thermal Resistance
θ JA (°C/W)
θ JC (°C/W)
SW, SUP, DRVP, DRVN, SUI, SWO, AVIN, POS1, NEG1, OUT1,
POS2, NEG2, OUT2, VGL . . . . . . . . . . . . . . . . . . -0.3 to 22V
SWI,SW2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to 24V
SUI . . . . . . . . . . . . . . . . . . . . . . . V(SWI) - 6.5V to V(SWI) +0.3V
PVIN, SWB, VFLK, VDPM, EN1, EN2, FREQ . . . . . -0.3 to 15.5V
VGH, VGHM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to 36V
Recommended Operating Conditions
Input Voltage Range, V IN . . . . . . . . . . . . . . . . . . . . . . . . . 8V to 15V
7x7 QFN Package (Notes 1, 2) . . . . . . 26 1.5
Maximum Junction Temperature (Plastic Package) . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Power Dissipation
T A ≤ + 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.7W
T A = +70°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2.0W
T A = +85°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.4W
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Boost Output Voltage, A VDD . . . . . . . . . . . . . . . . . . . . . up to 19.5V
V ON Output Range, V ON . . . . . . . . . . . . . . . . . . . . . . +15V to +32V
V OFF Output Range, V OFF . . . . . . . . . . . . . . . . . . . . . . . -15V to -5V
Logic Output Voltage Range, V LOGIC . . . . . . . . . . . . +1.5V to +3.3V
Input Capacitance, C IN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2x10μF
Boost Inductor, L1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.3μH-10μH
Output Capacitance, C OUT . . . . . . . . . . . . . . . . . . . . . . . . . . 2x22μF
Buck Inductor, L2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.3μH-10μH
Operating Ambient Temperature Range . . . . . . . . . -40°C to +85°C
Operating 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:
1. 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.
2. For θ JC , the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications
V IN = 12V, V BOOST = V SUP = 15V, V ON = 25V, V OFF = -8V, over temperature from -40°C to +85°C, unless
otherwise stated.
PARAMETER
DESCRIPTION
CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY PINS
PV IN
V SUP
VGH
AVIN
PI VIN
I SUP
Supply Voltage
Charge Pumps Positive Supply
V ON-SLICE Positive Supply
Op-AmpV Positive Supply
Quiescent Current into PV IN
V SUP Supply Current
Enabled, no switching
Disabled
Enabled, no switching and
8
8
8
4.5
12
3
0.5
15
20
30
20
6
5
0.5
V
V
V
V
mA
μA
mA
VP OUT = V SUP
Disabled
5
μA
I AVIN
A VIN Supply Current
For AVIN range
7
mA
V REF
Reference Voltage
T A = +25°C
1.252
1.265
1.278
V
1.240
1.265
1.290
V
F OSC
Oscillator Frequency for Buck, Boost, V ON
and V OFF Functions
FREQ = V IN
FREQ = GND
1100
550
1300
650
1500
750
kHz
kHz
A VDD BOOST
I BOOST
EFF BOOST
Boost Switch Peak Current
Peak Efficiency
Boost Peak Current limit
See graphs and component
2.8
91
A
%
recommendations
r DS(ON)
Switch On Resistance
125
200
m Ω
2
FN9287.1
November 2, 2007
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