参数资料
型号: ISL6720AARZ
厂商: Intersil
文件页数: 4/11页
文件大小: 0K
描述: IC REG LDO 5V/ADJ 11-DFN
标准包装: 75
稳压器拓扑结构: 正,固定式和可调式
输出电压: 5V,0 V ~ 20 V,0 V ~ 15 V
输入电压: 18 V ~ 80 V
稳压器数量: 3
电流 - 输出: 25mA(最小),125mA(最小),50mA(最小)
电流 - 限制(最小): 30mA,225mA,80mA
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 11-VFDFN 裸露焊盘
供应商设备封装: 11-DFN(4x4)
包装: 管件
ISL6720A
Absolute Maximum Ratings (Note 3)
Thermal Information
Supply Voltage, PWR. . . . . . . . . . . . . . . . . . . . GND -0.3V to +105V
Thermal Resistance (Typical, Notes 1, 2) θ JA (°C/W)
θ JC (°C/W)
VIO, VADJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND -0.3V to +40V
VSW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND -0.3V to +23V
All others . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND -0.3V to +6.0V
Operating Conditions
11 Ld DFN . . . . . . . . . . . . . . . . . . . . . . 36 2.0
Maximum Junction Temperature . . . . . . . . . . . . . . .-55°C to +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Temperature Range
ISL6720AARZ. . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +105°C
Supply Voltage Range (Typical). . . . . . . . . . . . . . 18VDC to 80VDC
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 with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
2. For θ JC , the “case temp” location is the center of the exposed metal pad on the package underside.
3. All voltages are with respect to GND.
Electrical Specifications
Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram” on page 2
and “Typical Application” on page 3. 17 V < VPWR < 100V, C VSW = C VCONT = 1μF, I VCONT = -250 μ A,
I VSW = -500 μ A, VSW Enabled, T A = -40°C to +105°C (Note 4), Typical values are at T A = +25°C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
SUPPLY VOLTAGE, VPWR
Supply Voltage
100
V
Start-Up Current, I PWR
Operating Current, I PWR
VPWR = 12V
VSW Enabled, VPWR = 100V
320
1.3
470
1.7
μA
mA
I VIO = 0
VSW Disabled, VPWR = 100V,
1.2
1.7
mA
I VIO = 0
VIO Biased Externally at 40V,
1.2
1.7
mA
VSW Enabled, VPWR = 100V
I VSW = -50mA, I VCONT = -25mA
UVLO START Threshold
VADJ = VSWADJ = 0V,
12.4
16.9
V
I VCONT = 0mA, VSW Disabled
UVLO STOP Threshold
VADJ = VSWADJ = 0V,
11.5
15.3
V
I VCONT = -1mA, VSW Disabled
Hysteresis
UVLO START to UVLO STOP
0.8
1.2
1.7
V
OUTPUT VOLTAGE VIO
Overall Accuracy
I VIO = 0mA to -125mA ,
VADJ - 4.5
VADJ - 0.5
V
VADJ = 10V, 20V, VPWR = 48V
VSW Disabled
I VIO = 0mA to -10mA ,
VADJ - 3.5
VADJ - 0.5
V
VADJ = 10V, 20V, VPWR = 48V
VSW Disabled
Setpoint Range
VPWR = 48V, VSW Disabled,
0.5
20.0
V
I VIO = 0mA for minimum setpoint
I VIO = -125mA for max setpoint
Source Voltage Headroom
VPWR - VIO, minimum
5.5
V
VPWR = 17V, 100V
VADJ = 20V, I VIO = -125mA
VIO final = 0.95 x VIO initial
Maximum V OUT , Faulted VADJ
VPWR = 48V, 100V
23.0
V
VADJ = 40V, VSW Disabled,
I VIO = 0mA
VADJ Discharge Device, VOL
Operational Current (source)
VPWR = 12V, I VADJ = 10mA
VPWR = 17V, 100V
-125
0.65
V
mA
VADJ = 15V, VSW Disabled
VIO remains greater than 10.5V
4
FN6487.1
August 23, 2007
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