參數(shù)資料
型號(hào): MSP1250
廠商: Electronic Theatre Controls, Inc.
英文描述: Power Converter 150kHz 3A Step-down Voltage Regulator
中文描述: 150kHz的第3A電源轉(zhuǎn)換器降壓穩(wěn)壓器
文件頁數(shù): 5/9頁
文件大?。?/td> 213K
代理商: MSP1250
MSP1250
Power Converter 150kHz 3A
Step-down Voltage Regulator
All Output Voltage Versions Electrical Characteristics
Condition :T
J
= 25
MSP1250—XX
Typ
(Note 3)
Symbol
Parameter
Conditions
Min
(Note 4)
Max
(Note4
Units
DEVICE PARAMETERS
Feedback Bias
I
b
Current
Oscillator
Frequency
VSAT Saturation
Voltage
Max
Duty
(ON)
Min
Duty
OFF
Adjustable
Only, VFB = 1.3V
Version
--
10
100
nA
f
O
(Note 6)
110
150
173
KHz
V
SAT
I
OUT
=3A(Notes 7, 8)
--
1.16
1.5
V
Cycle
(Note 8)
--
100
--
%
DC
Cycle
(Note 9)
--
0
--
%
I
CL
Current Limit
Peak Current
(Notes 7, 8)
Output = 0V
(Notes 7, 9)
Output =-1V
(Notes 10)
(Note 9)
3.4
4.5
7.5
A
--
--
50
A
I
L
Output Leakage
Current
--
2
30
mA
I
Q
Quiescent Current
--
5
10
mA
I
STBY
Standby Quiescent
Current
ON/OFF pin = 5V (OFF)
(Note 10)
TO-220 or TO-263
Junction to Case
TO-220
Package,Junction to
Ambient(Note 11)
TO-263 Package,
Junction to Ambient
(Note 12)
TO-263
Package,Junction to
Ambient(Note 13)
TO-263 Package,
Junction to
Ambient(Note 14)
--
80
250
A
JC
--
2
--
/W
JA
--
50
--
/W
JA
--
50
--
/W
JA
--
30
--
/W
JA
Thermal
Resistance
--
20
--
/W
CONTROL
Test Circuit Figure 1
ON /OFF Pin Logic
Input
--
1.3
--
V
V
IH
V
IL
Low (Regulator on)
High(Regulator off)
V
LOGIC
=2.5V (Regulator
OFF)
--
--
--
--
0.6
2.0
V
V
Threshold Voltage
I
H
--
5
15
A
I
L
ON /OFF Pin Input
Current
V
LOGIC
=0.5V
(Regulator ON)
--
0.02
5
A
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