参数资料
型号: ISL8120CRZ-T
厂商: Intersil
文件页数: 16/35页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 32-QFN
标准包装: 6,000
PWM 型: 电压模式
输出数: 2
频率 - 最大: 1.5MHz
占空比: 90%
电源电压: 3 V ~ 22 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 70°C
封装/外壳: 32-VFQFN 裸露焊盘
包装: 带卷 (TR)
ISL8120
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted. (Continued)
MIN
MAX
PARAMETER
SYMBOL
TEST CONDITIONS
(Note 4)
TYP
(Note 4)
UNITS
Output Sink Current
Output Source Current
Disable Threshold (Note 3)
I COMP
I COMP
V VSEN-
3
6
VCC - 0.4
mA
mA
V
DIFFERENTIAL AMPLIFIER
DC Gain (Note 3)
Unity Gain Bandwidth (Note 3)
Negative Input Source Current (Note 3)
UG_DA
UGBW_DA
I VSEN-
Unity Gain Amplifier
0
5
100
dB
MHz
nA
Maximum Source Current for Current
VSEN1- Source Current for Current
Sharing (Typical Application VIII) (Note 3)
I VSEN1-
Sharing when parallel multiple modules
350
μA
each of which has its own voltage loop
Input Impedance
Output Voltage Swing (Note 3)
Input Common Mode Range (Note 3)
R VSEN+_to
_VSEN-
0
-0.2
1
VCC - 1.8
VCC - 1.8
M Ω
V
V
Disable Threshold (Note 3)
V VSEN-
V MON1, 2 = Tri-State
VCC - 0.4
V
GATE DRIVERS
Upper Drive Source Resistance
Upper Drive Sink Resistance
Lower Drive Source Resistance
Lower Drive Sink Resistance
R UGATE
R UGATE
R LGATE
R LGATE
45mA Source Current
45mA Sink Current
45mA Source Current
45mA Sink Current
1.0
1.0
1.0
0.4
Ω
Ω
Ω
Ω
OVERCURRENT PROTECTION
Channel Overcurrent Limit (Note 3)
I SOURCE
VCC = 2.97V to 5.6V
108
μA
Channel Overcurrent Limit
Share Pin OC Threshold
I SOURCE
V OC_SET
VCC = 5V; ISL8120CRZ
VCC = 5V; ISL8120IRZ
VCC = 2.97V to 5.6V
(comparator offset included)
94
89
1.16
108
108
1.20
122
122
1.22
μA
μA
V
Share Pin OC Hysteresis (Note 3)
V OC_SET_HYS VCC = 2.97V to 5.6V
50
mV
(comparator offset included)
CURRENT SHARE
Internal Balance Accuracy (Note 3)
VCC = 2.97V and 3.6V, 1% Resistor
±5
%
Sense, 10mV Signal
Internal Balance Accuracy (Note 3)
VCC = 4.5V and 5.6V, 1% Resistor
±5
%
Sense, 10mV Signal
External Current Share Accuracy (Note 3)
VCC = 2.97V and 5.6V, 1% Resistor
±5
%
Sense, 10mV Signal
POWER GOOD MONITOR
Undervoltage Falling Trip Point
Undervoltage Rising Hysteresis
Overvoltage Rising Trip Point
Overvoltage Falling Hysteresis
V UVF
V UVR_HYS
V OVR
V OVF_HYS
Percentage Below Reference Point
Percentage Above UV Trip Point
Percentage Above Reference Point
Percentage below OV Trip Point
-15
11
-13
4
13
4
-11
15
%
%
%
%
PGOOD Low Output Voltage
Sinking Impedance
I PGOOD = 2mA
I PGOOD = 2mA
0.35
70
V
Ω
16
March 20, 2009
FN6641.0
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