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參數(shù)資料
| 型號： | US3007CW |
| 廠商： | Unisem Group |
| 英文描述： | 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS NON SYNCHRONOUS , LDO CONTROLLER AND 200MmA LDO ON BOARD |
| 中文描述： | 5位可編程同步降壓加上非同步，LDO控制器及船上200MmA穩(wěn)壓器 |
| 文件頁數(shù)： | 3/15頁 |
| 文件大?。?/td> | 101K |
| 代理商： | US3007CW |
US3007
4-3
Rev. 1.8
12/8/00
Error Comparator Section
Input bias current
Input Offset Voltage
Delay to Output
Current Limit Section
C.S Threshold Set Current
C.S 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)
Oscillator Section (internal)
Osc Frequency
2.5V Regulator (Vout 4)
Reference Voltage
Reference Voltage
Dropout Voltage
Load Regulation
Line Regulation
Input bias current
Output Current
Current limit
Thermal Shutdown
1.5V Regulator (Vout 3)
Reference Voltage
Reference Voltage
Input bias current
Output Drive Current
Power Good Section
Core U.V lower trip point
Core U.V upper trip point
Core U.V Hysterises
Core O.V upper trip point
Core O.V lower trip point
Core O.V Hysterises
I/O U.V lower trip point
I/O U.V 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 (Overvoltage) Section
Core O.V. upper trip point
Core O.V. lower trip point
Soft Start Section
Pull up resistor to 5V
2
+2
100
uA
mV
nS
-2
Vdiff=10mV
200
uA
mV
%
-5
+5
Css=0.1 uF
10
CL=3000pF
CL=3000pF
70
70
nS
nS
CL=3000pF
200
nS
Rt=Open
200
Khz
Vo4
Ta=25, Vout4 = FB4
1.260
1.260
0.6
0.5
0.2
V
V
V
%
%
uA
mA
mA
°
C
Io = 200 mA
1mA< Io <200 mA
3.1V<VIO<4V, Vo=2.5V
2
200
300
145
Vo3
Ta=25, GATE3 = FB3
1.260
1.260
V
V
uA
mA
2
50
Vsen1 ramping down
Vsen1 ramping up
0.90Vs
0.92Vs
.02Vs
1.10Vs
1.08Vs
.02Vs
2.4
2.6
0.95
1.05
0.95
1.05
0.4
4.8
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Vsen1 ramping up
Vsen1 ramping down
Vsen2 ramping down
Vsen2 ramping up
FB4 ramping down
FB4 ramping up
FB3 ramping down
FB3 ramping up
RL=3mA
RL=5K pull up to 5V
Vsen1 ramping up
Vsen1 ramping down
1.17Vs
1.15Vs
V
V
OCset=0V , Phase=5V
23
K
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