参数资料
型号: IR3094MPBF
厂商: International Rectifier
文件页数: 5/29页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 48MLPQ
标准包装: 200
PWM 型: 电压模式
输出数: 3
频率 - 最大: 540kHz
占空比: 100%
电源电压: 8 V ~ 16 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 150°C
封装/外壳: 48-MLPQ
包装: 剪切带 (CT)
IR3094PBF
PARAMETER
BIASOUT Regulator
SETBIAS Bias Current
Set Point Accuracy
BIASOUT Dropout Voltage
BIASOUT Current Limit
TEST CONDITION
R ROSC = 47k ?
V(SETBIAS)-V(BIASOUT) @ 100mA
I(BIASOUT)=100mA,Threshold when
V(SETBIAS)-V(BIASOUT)=0.45V
MIN
94
0
1.2
150
TYP
103
0.25
1.8
250
MAX
117.5
0.55
2.5
500
UNIT
P A
V
V
mA
Soft Start and Delay
SS/DEL to FB Input Offset
Voltage
Charge Current
Hiccup Discharge Current
OC Discharge Current
Charge/Discharge Current
Ratio
Charge Voltage
Delay Comparator Threshold
Discharge Comparator
Threshold
With FB = 0V, adjust V(SS/DEL) until
EAOUT drives high
Relative to Charge Voltage
0.8
30
3.5
25
9
3.8
180
170
1.1
60
6
55
10
4.0
245
265
1.8
90
9
70
13
4.2
310
350
V
P A
P A
P A
P A/ P A
V
mV
mV
Over-Current Comparator
Input Offset Voltage
OCSET Bias Current
V(OCSET)-V(VREF),
CSINM=CSINP1=CSINP2=CSINP3,
Note 1.
R ROSC = 47k ?
-125
23.5
0
27
125
29.4
mV
P A
Max OCSET Set Point
Under-Voltage Lockout
3.9
V
VCC Start Threshold
VCC Stop Threshold
7.0
6.5
7.5
7.0
8.0
7.5
V
V
VCC Hysteresis
5VUVL Start Threshold
5VUVL Stop Threshold
5VUVL Hysteresis
Start – Stop
Start – Stop
400
4.05
3.92
100
500
4.36
4.17
200
700
4.60
4.40
250
mV
V
V
mV
PWRGD Output
P A
Output Voltage
Leakage Current
I(PWRGD) = 4mA
V(PWRGD) = 5.5V
150
0
400
10
mV
Page 5 of 29
09/26/05
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