参数资料
型号: ISL78211ARZ
厂商: Intersil
文件页数: 5/35页
文件大小: 0K
描述: IC REG 1PHASE BUCK 40QFN
标准包装: 50
应用: 转换器,Intel IMVP-6
输入电压: 5 V ~ 21 V
输出数: 1
输出电压: 0.3 V ~ 1.5 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 40-VFQFN 裸露焊盘
供应商设备封装: 40-QFN(6x6)
包装: 管件
ISL78211
Absolute Maximum Ratings
Supply Voltage (VDD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +7V
Battery Voltage (VIN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +28V
Boot Voltage (BOOT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +33V
Boot to Phase Voltage (BOOT-PHASE) . . . . . . . . . . . . . . . . -0.3V to +7V(DC)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +9V(<10ns)
Phase Voltage (PHASE) . . . . . . . . . . . . . . . . -7V (<20ns Pulse Width, 10μJ)
UGATE Voltage (UGATE) . . . . . . . . . . . . . . . . . . . . PHASE-0.3V (DC) to BOOT
. . . . . . . . . . . . . . . . . . . . . PHASE-5V (<20ns Pulse Width, 10μJ) to BOOT
LGATE Voltage (LGATE). . . . . . . . . . . . . . . . . . . . . . . -0.3V (DC) to VDD+0.3V
. . . . . . . . . . . . . . . . . . . . . . -2.5V (<20ns Pulse Width, 5μJ) to VDD+0.3V
All Other Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to (VDD +0.3V)
Open Drain Outputs, PGOOD, VR_TT# . . . . . . . . . . . . . . . . . . . . . -0.3 to +7V
ESD Rating
Human Body Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3000V
Machine Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250V
Charged Device Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2000V
Thermal Information
Thermal Resistance (Typical, Notes 4, 5) θ JA (°C/W) θ JC (°C/W)
QFN Package . . . . . . . . . . . . . . . . . . . . . . . . 33 6
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . .+150°C
Maximum Storage Temperature Range . . . . . . . . . . . . . .-65°C to +150°C
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
Recommended Operating Conditions
Supply Voltage, VDD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5V ±5%
Battery Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5V to 21V
Ambient Temperature
ISL78211ARZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to 105°C
Junction Temperature
ISL78211ARZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +125°C
Latch Up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (Tested per JESD-78A)
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
temperature range, -40°C to +105°C.
V DD = 5V, T A = -40°C to +105°C, unless otherwise specified. Boldface limits apply over the operating
MIN
MAX
PARAMETER
SYMBOL
TEST CONDITIONS
(Note 7)
TYP
(Note 7)
UNITS
INPUT POWER SUPPLY
+5V Supply Current
+3.3V Supply Current
Battery Supply Current at VIN Pin
POR (Power-On Reset) Threshold
I VDD
I 3V3
I VIN
POR r
POR f
VR_ON = 3.3V
VR_ON = 0V
No load on CLK_EN# pin
VR_ON = 0, VIN = 25V
V DD rising
V DD falling
-
-
-
-
-
3.85
3.1
-
-
-
4.35
4.1
3.6
1
1
1
4.5
-
mA
μA
μA
μA
V
V
SYSTEM AND REFERENCES
System Accuracy
%Error
No load, close loop, active mode,
-0.5
-
0.5
%
(V CC_CORE )
T A = -10°C to +100°C ,
VID = 0.75V to 1.5V
VID = 0.5V to 0.7375V
VID = 0.3V to 0.4875V
-8
-15
-
-
8
15
mV
mV
%Error
No load, close loop, active mode,
-0.8
-
0.8
%
(V CC_CORE )
VID = 0.75V to 1.5V
VID = 0.5V to 0.7375V
VID = 0.3V to 0.4875V
-10
-18
-
-
10
18
mV
mV
RBIAS Voltage
Boot Voltage
Maximum Output Voltage
Minimum Output Voltage
VID Off State
R RBIAS
V BOOT
V CC_CORE (max)
V CC_CORE (min)
R RBIAS = 147k Ω
VID = [0000000]
VID = [1100000]
VID = [1111111]
1.45
1.188
-
-
-
1.47
1.2
1.5
0.3
0.0
1.49
1.212
-
-
-
V
V
V
V
V
CHANNEL FREQUENCY
Nominal Channel Frequency
Adjustment Range
f SW
R FSET = 7k Ω , V COMP = 2V
318
200
333
-
348
500
kHz
kHz
5
FN7578.1
December 4, 2013
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