參數(shù)資料
型號(hào): IRU3007
廠商: International Rectifier
英文描述: 5-BIT PROGRAMMABLE SYNCHRONOUS BUCK, NON-SYNCHRONOUS,ADJUSTABLE LDO AND 200mA ON-BOARD LDO
中文描述: 5位可編程同步降壓,非同步,可調(diào)LDO和200mA的板上穩(wěn)壓器
文件頁(yè)數(shù): 3/17頁(yè)
文件大?。?/td> 100K
代理商: IRU3007
IRU3007
3
Rev. 2.1
08/20/02
www.irf.com
Error Comparator Section
Input Bias Current
Input Offset Voltage
Delay to Output
Current Limit Section
CS Threshold Set Current
CS Comp Offset Voltage
Hiccup Duty Cycle
Output Drivers Section
Rise Time
Fall Time
Dead Band Time Between
High Side and Synch Drive
(Vcore Switcher Only)
2.5V Regulator (V
OUT
4)
Reference Voltage
Reference Voltage
Dropout Voltage
Load Regulation
Line Regulation
Input Bias Current
Output Current
Current Limit
Thermal Shutdown
1.5V Regulator (V
OUT
3)
Reference Voltage
Reference Voltage
Input Bias Current
Output Drive Current
Power Good Section
Core UV Lower Trip Point
Core UV Upper Trip Point
Core UV Hysteresis
Core OV Upper Trip Point
Core OV Lower Trip Point
Core OV Hysteresis
I/O UV lower trip point
I/O UV Upper Trip Point
Fb4 Lower Trip Point
Fb4 Upper Trip Point
Fb3 Lower Trip Point
Fb3 Upper Trip Point
Power Good Output LO
Power Good Output HI
Fault (Over-Voltage) Section
Core OV Upper Trip Point
Core OV Lower Trip Point
Soft-Start Section
Pull-Up Resistor to 5V
I/O OV Upper Trip Point
I/O OV Lower Trip Point
Fault Output HI
PARAMETER
SYM TEST CONDITION MIN TYP MAX UNITS
V
DIFF
=10mV
C
SS
=0.1
μ
F
C
L
=3000pF
C
L
=3000pF
C
L
=3000pF
T
A
=25
8
C, V
OUT
4=Fb4
I
O
=200mA
1mA<I
O
<200mA
3.1V<V
I/O
<4V, V
O
=2.5V
T
A
=25
8
C, Gate3=Fb3
V
SEN
1 Ramping Down
V
SEN
1 Ramping Up
V
SEN
1 Ramping Up
V
SEN
1 Ramping Down
V
SEN
2 Ramping Down
V
SEN
2 Ramping Up
Fb4 Ramping Down
Fb4 Ramping Up
Fb3 Ramping Down
Fb3 Ramping Up
R
L
=3mA
R
L
=5K Pull Up to 5V
V
SEN
1 Ramping Up
V
SEN
1 Ramping Down
OCSet=0V, Phase=5V
V
SEN
2 Ramping Up
V
SEN
2 Ramping Down
I
O
=3mA
-2
-5
200
300
50
μ
A
mV
ns
μ
A
mV
%
ns
ns
ns
V
V
V
%
%
μ
A
mA
mA
8
C
V
V
μ
A
mA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
K
V
V
V
2
+2
100
+5
2
2
200
10
70
70
200
1.260
1.260
0.6
0.5
0.2
145
1.260
1.260
0.90Vs
0.92Vs
0.02Vs
1.10Vs
1.08Vs
0.02Vs
2.4
2.6
0.95
1.05
0.95
1.05
0.4
4.8
1.17Vs
1.15Vs
23
4.3
4.2
10
V
O
4
V
O
3
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