参数资料
型号: ISL8009AIRZ-T
厂商: Intersil
文件页数: 3/13页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 1.5A 8DFN
产品培训模块: Solutions for Industrial Control Applications
标准包装: 1
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.8 V ~ 5.5 V
输入电压: 2.7 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 1.6MHz
电流 - 输出: 1.5A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-VFDFN 裸露焊盘
包装: 标准包装
供应商设备封装: 8-DFN(2x3)
产品目录页面: 1248 (CN2011-ZH PDF)
其它名称: ISL8009AIRZ-TDKR
ISL8009A
Absolute Maximum Ratings (Reference to GND)
Supply Voltage (V IN ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 6.5V
EN, RSI, SKIP, VFB, POR. . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to VIN + 0.3V
LX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -1.5V to 6.5V
VFB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 2.7V
Recommended Operating Conditions
Thermal Information
Thermal Resistance (Typical) θ JA (°C/W) θ JC (°C/W)
8 Ld 2x3 DFN (Notes 4, 5) . . . . . . . . . . . 55 5.5
Junction Temperature Range . . . . . . . . . . . . . . . . . . . . . . .-55°C to +125°C
Storage Temperature Range. . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below
VIN Supply Voltage Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V
Load Current Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0A to 1.5A
Ambient Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°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:
4. 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 .
5. For θ JC , the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications Typical specifications are measured at the following conditions: T A = +25°C, EN = VIN, RSI = SKIP = 0V, V IN = 5V,
L = 2.2μH, C 1 = C 2 = 20μF, I OUT = 0A to 1.5A. See “Typical Applications” on page 9.
MIN
MAX
PARAMETER
SYMBOL
TEST CONDITIONS
(Note 7)
TYP
(Note 7) UNITS
INPUT SUPPLY
VIN Undervoltage Lockout Threshold
Quiescent Supply Current
Shutdown Supply Current
V UVLO
I VIN
I SD
Rising
Falling
SKIP = V IN , no load at the output
SKIP = V IN , no load at the output and no switches
switching, design info only
SKIP = GND, no load at the output
V IN = 5.5V, EN = low
-
2.2
-
-
-
-
2.5
2.4
17
15
3.7
0.1
2.7
-
30
-
6
2
V
V
μA
μA
mA
μA
OUTPUT REGULATION
VFB Regulation Voltage
V VFB
0.784
0.8
0.816
V
VFB Bias Current
Output Voltage Accuracy
Line Regulation
I VFB
VFB = 0.75V
V IN = V O + 0.5V to 5.5V, I O = 0A to 1A (Note 6)
V IN = V O + 0.5V to 5.5V (minimal 2.7V)
-
-3
-
0.1
-
0.2
-
3
-
μA
%
%/V
COMPENSATION
Error Amplifier Trans-Conductance
Adjustable version, design info only
-
20
-
μA/V
LX
P-Channel MOSFET ON-Resistance
N-Channel MOSFET ON-Resistance
P-Channel MOSFET Peak Current Limit
LX Maximum Duty Cycle
PWM Switching Frequency
LX Minimum On-Time
Soft-Start-Up Time
Soft-Discharge Resistor
I PK
f S
V IN = 5.5V, I O = 200mA
V IN = 2.7V, I O = 200mA
V IN = 5.5V, I O = 200mA
V IN = 2.7V, I O = 200mA
I O = 1.5A
SKIP = low (forced PWM mode)
Enable = 0
-
-
-
-
1.8
90
1.35
-
-
80
0.12
0.16
0.11
0.15
2.1
-
1.6
70
1.1
100
0.22
0.27
0.22
0.27
2.6
-
1.75
100
-
120
Ω
Ω
Ω
Ω
A
%
MHz
ns
ms
Ω
3
FN6656.3
February 28, 2013
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