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参数资料
| 型号： | ISL6443IRZ-T |
| 厂商： | Intersil |
| 文件页数： | 6/18页 |
| 文件大小： | 0K |
| 描述： | IC CTRLR PWM DUAL 300KHZ 28-QFN |
| 产品培训模块： | Solutions for Industrial Control Applications |
| 标准包装： | 6,000 |
| 应用： | 电源 |
| 电流 - 电源： | 50µA |
| 电源电压： | 5.6 V ~ 24 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-VFQFN 裸露焊盘 |
| 供应商设备封装： | 28-QFN 裸露焊盘（5x5） |
| 包装： | 带卷 (TR) |
ISL6443
Electrical Specifications
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
Schematic. V IN = 5.6V to 24V, or VCC_5V = 5V ±10%, T A = -40°C to 85°C (Note 2),
Typical values are at T A = 25°C (Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
PWM CONVERTERS
Output Voltage
FB Pin Bias Current
-
-
0.8
-
-
150
V
nA
Maximum Duty Cycle
Minimum Duty Cycle
C OUT = 1000pF, T A = 25°C
93
-
-
4
-
-
%
%
PWM CONTROLLER ERROR AMPLIFIERS
DC Gain (Note 7)
Gain-Bandwidth Product (Note 7)
Slew Rate (Note 7)
Maximum Output Voltage (Note 7)
Minimum Output Voltage (Note 7)
80
5.9
-
0.9
-
88
-
2.0
-
-
-
-
-
-
3.6
dB
MHz
V/ μ s
V
V
PWM CONTROLLER GATE DRIVERS (Note 8)
Sink/Source Current
-
400
-
mA
Upper Drive Pull-Up Resistance
Upper Drive Pull-Down Resistance
Lower Drive Pull-Up Resistance
Lower Drive Pull-Down Resistance
VCC_5V = 4.5V
VCC_5V = 4.5V
VCC_5V = 4.5V
VCC_5V = 4.5V
-
-
-
-
8
3.2
8
1.8
-
-
-
-
Rise Time
Fall Time
C OUT = 1000pF
C OUT = 1000pF
-
-
18
18
-
-
ns
ns
LINEAR CONTROLLER
Drive Sink Current
50
-
-
mA
FB3 Feedback Threshold
Undervoltage Threshold
FB3 Input Leakage Current (Note 7)
Amplifier Transconductance
I = 21mA
V FB
V FB = 0.8V, I = 21mA
-
-
-
-
0.8
75
45-
2
-
-
150
-
V
%
nA
A/V
POWER GOOD AND CONTROL FUNCTIONS
PGOOD LOW Level Voltage
PGOOD Leakage Current
PGOOD Upper Threshold, PWM 1 and 2
PGOOD Lower Threshold, PWM 1 and 2
PGOOD for Linear Controller
Pull-up = 100k Ω
Fraction of set point
Fraction of set point
-
-
105
80
70
0.1
-
-
-
75
0.5
±1.0
120
95
80
V
μ A
%
%
%
ISEN and CURRENT LIMIT
Full Scale Input Current (Note 9)
-
32
-
μ A
Overcurrent Threshold (Note 9)
OCSET (Current Limit) Voltage
ROCSET = 110k Ω
-
-
64
1.75
-
-
μ A
V
SOFT-START
Soft-Start Current
-
5
-
μ A
6
FN9044.2
August 9, 2006
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| ISL6443IRZ-TS2698 | 制造商:Intersil Corporation 功能描述:LEAD-FREE DUAL PWM CONTROLLER + LINEAR CONTROLLER, 300KHZ, Q - Tape and Reel |
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