參數(shù)資料
型號(hào): LM2524D
廠商: National Semiconductor Corporation
英文描述: Regulating Pulse Width Modulator
中文描述: 調(diào)節(jié)脈沖寬度調(diào)制器
文件頁(yè)數(shù): 4/22頁(yè)
文件大?。?/td> 1172K
代理商: LM2524D
Electrical Characteristics
(Continued)
(Note 1)
LM2524D
Tested
Limit
(Note 3)
0.8
LM3524D
Tested
Limit
(Note 3)
0.6
Symbol
Parameter
Conditions
Design
Limit
(Note 4)
0.6
Design
Limit
(Note 4)
Units
Typ
Typ
Sawtooth Valley
Voltage
R
T
= 5.6k, C
T
= 0.01 μF
1.1
V
Min
ERROR-AMP SECTION
V
IO
Input Offset
Voltage
Input Bias
Current
Input Offset
Current
Compensation
Current (Sink)
V
CM
= 2.5V
2
8
10
2
10
mV
Max
I
IB
V
CM
= 2.5V
1
8
10
1
10
μA
Max
I
IO
V
CM
= 2.5V
0.5
1.0
1
0.5
1
μA
Max
I
COSI
V
IN(I)
V
IN(NI)
= 150 mV
65
65
μA
Min
95
95
125
125
125
125
μA
Max
μA
Min
I
COSO
Compensation
Current (Source)
V
IN(NI)
V
IN(I)
= 150 mV
95
95
65
74
1.5
5.5
65
70
1.5
5.5
μA
Max
dB
Min
V
Min
V
Max
A
VOL
VCMR
Open Loop Gain
Common Mode
Input Voltage
Range
Common Mode
Rejection Ratio
Unity Gain
Bandwidth
Output Voltage
Swing
Power Supply
Rejection Ratio
R
L
=
, V
CM
= 2.5 V
80
60
1.4
5.4
80
60
CMRR
90
80
90
80
dB
Min
G
BW
A
VOL
= 0 dB, V
CM
= 2.5V
3
2
MHz
V
O
R
L
=
0.5
5.5
0.5
5.5
65
V
Min
V
Max
db
Min
PSRR
V
IN
= 8 to 40V
80
70
80
COMPARATOR SECTION
Minimum Duty
Pin 9 = 0.8V,
0
0
0
0
%
Max
Cycle
[R
T
= 5.6k, C
T
= 0.01 μF]
Maximum Duty
Pin 9 = 3.9V,
49
45
49
45
%
Min
Cycle
[R
T
= 5.6k, C
T
= 0.01 μF]
Maximum Duty
Pin 9 = 3.9V,
44
35
44
35
%
Min
Cycle
[R
T
= 1k, C
T
= 0.001 μF]
V
COMPZ
Input Threshold
(Pin 9)
Input Threshold
(Pin 9)
Input Bias
Current
Zero Duty Cycle
1
1
V
V
COMPM
Maximum Duty Cycle
3.5
3.5
V
I
IB
1
1
μA
CURRENT LIMIT SECTION
V
SEN
Sense Voltage
V
(Pin 2)
V
(Pin 1)
150 mV
180
180
mV
Min
200
200
220
220
mV
Max
L
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LM2524DN 功能描述:電壓模式 PWM 控制器 RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開(kāi)關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
LM2524DN/NOPB 功能描述:電壓模式 PWM 控制器 RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開(kāi)關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
LM2524DN/NOPB 制造商:Texas Instruments 功能描述:, Input Voltage Primary Max:40V, Termina
LM2524J/A+ 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Voltage-Mode SMPS Controller
LM2524N/A+ 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Voltage-Mode SMPS Controller