参数资料
型号: ISL6520BIR
厂商: Intersil
文件页数: 3/10页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 16-QFN
标准包装: 75
PWM 型: 电压模式
输出数: 1
频率 - 最大: 340kHz
占空比: 100%
电源电压: 4.5 V ~ 5.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 16-VQFN 裸露焊盘
包装: 管件
ISL6520B
Absolute Maximum Ratings
Thermal Information
Supply Voltage, V CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +6.0V
Thermal Resistance
θ JA (°C/W)
θ JC (°C/W)
Absolute Boot Voltage, V BOOT . . . . . . . . . . . . . . . . . . . . . . . +15.0V
Upper Driver Supply Voltage, V BOOT - V PHASE . . . . . . . . 7.0V (DC)
8.0V (<10ns Pulse Width, 10 μ J)
Input, Output or I/O Voltage . . . . . . . . . . . GND -0.3V to VCC +0.3V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 2
Operating Conditions
SOIC Package (Note 1) . . . . . . . . . . . . 95 N/A
QFN Package (Notes 2, 3). . . . . . . . . . 45 7
Maximum Junction Temperature
(Plastic Package) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . -65°C to +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5V ±10%
Ambient Temperature Range - ISL6520BC . . . . . . . . . 0°C to +70°C
Junction Temperature Range. . . . . . . . . . . . . . . . . .-40°C to +125°C
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
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. 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.
3. For θ JC , the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
VCC SUPPLY CURRENT
Nominal Supply
I VCC
2.6
3.2
3.8
mA
POWER-ON RESET
Rising VCC POR Threshold
VCC POR Threshold Hysteresis
POR
4.19
-
4.30
0.25
4.50
-
V
V
OSCILLATOR
Frequency
Ramp Amplitude
f OSC
Δ V OSC
ISL6520BC, VCC = 5V
ISL6520BI, VCC = 5V
250
230
-
300
300
1.5
340
340
-
kHz
kHz
V P-P
REFERENCE
Reference Voltage Tolerance
Nominal Reference Voltage
V REF
ISL6520BC
ISL6520BI
-1.5
-2.5
-
-
0.800
+1.5
+2.5
-
%
%
V
ERROR AMPLIFIER
DC Gain
(Note 4)
-
88
-
dB
Gain-Bandwidth Product
Slew Rate
GBWP
SR
(Note 4)
(Note 4)
-
-
15
8
-
-
MHz
V/ μ s
GATE DRIVERS
Upper Gate Source Current
Upper Gate Sink Current
Lower Gate Source Current
Lower Gate Sink Current
I UGATE-SRC V BOOT - V PHASE = 5V, V UGATE = 4V
I UGATE-SNK
I LGATE-SRC V VCC = 5V, V LGATE = 4V
I LGATE-SNK
-
-
-
-
-1
1
-1
2
-
-
-
-
A
A
A
A
DISABLE
Disable Threshold
V DISABLE
-
0.8
-
V
NOTE:
4. Limits should be considered typical and are not production tested
3
FN9083.3
July 23, 2007
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