參數(shù)資料
型號： LM2585T-3.3
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： SIMPLE SWITCHER 3A Flyback Regulator
中文描述： 7 A SWITCHING REGULATOR, 125 kHz SWITCHING FREQ-MAX, PZFM5
封裝： BENT STAGGERED, TO-220, 5 PIN
文件頁數(shù)： 3/25頁
文件大?。?/td> 627K
代理商： LM2585T-3.3
LM2585-5.0
(Continued)
Symbol
UNIQUE DEVICE PARAMETERS
(Note 5)
G
M
Error Amp
Transconductance
A
VOL
Error Amp
Voltage Gain
Parameters
Conditions
Typical
Min
Max
Units
I
COMP
= 30 μA to +30 μA
V
COMP
= 1.0V
V
COMP
= 0.5V to 1.6V
R
COMP
= 1.0 M
(Note 6)
0.750
0.447
1.491
mmho
165
99/
49
V/V
LM2585-12
Symbol
SYSTEM PARAMETERS
Test Circuit of Figure 3 (Note 4)
V
OUT
Output Voltage
Parameters
Conditions
Typical
Min
Max
Units
V
IN
= 4V to 10V
I
LOAD
= 0.2A to 0.8A
V
IN
= 4V to 10V
I
LOAD
= 0.2A
V
IN
= 10V
I
LOAD
= 0.2A to 0.8A
V
IN
= 10V, I
LOAD
= 0.6A
12.0
11.52/
11.40
12.48/
12.60
V
V
OUT
/
V
IN
V
OUT
/
I
LOAD
η
UNIQUE DEVICE PARAMETERS
(Note 5)
V
REF
Output Reference
Voltage
V
REF
Reference Voltage
Line Regulation
G
M
Error Amp
Transconductance
A
VOL
Error Amp
Voltage Gain
Line Regulation
20
100/
200
mV
Load Regulation
20
100/
200
mV
Efficiency
93
%
Measured at Feedback Pin
V
COMP
= 1.0V
V
IN
= 4V to 40V
12.0
11.79/
11.76
12.21/
12.24
V
7.8
mV
I
COMP
= 30 μA to +30 μA
V
COMP
= 1.0V
V
COMP
= 0.5V to 1.6V
R
COMP
= 1.0 M
(Note 6)
0.328
0.186
0.621
mmho
70
41/
21
V/V
LM2585-ADJ
Symbol
SYSTEM PARAMETERS
Test Circuit of Figure 3 (Note 4)
V
OUT
Output Voltage
Parameters
Conditions
Typical
Min
Max
Units
V
IN
= 4V to 10V
I
LOAD
= 0.2A to 0.8A
V
IN
= 4V to 10V
I
LOAD
= 0.2A
V
IN
= 10V
I
LOAD
= 0.2A to 0.8A
V
IN
= 10V, I
LOAD
= 0.6A
12.0
11.52/
11.40
12.48/
12.60
V
V
OUT
/
V
IN
V
OUT
/
I
LOAD
η
UNIQUE DEVICE PARAMETERS
(Note 5)
V
REF
Output Reference
Voltage
V
REF
Reference Voltage
Line Regulation
G
M
Error Amp
Transconductance
A
VOL
Error Amp
Voltage Gain
I
B
Error Amp
Input Bias Current
Line Regulation
20
100/
200
mV
Load Regulation
20
100/
200
mV
Efficiency
93
%
Measured at Feedback Pin
V
COMP
= 1.0V
V
IN
= 4V to 40V
1.230
1.208/
1.205
1.252/
1.255
V
1.5
mV
I
COMP
= 30 μA to +30 μA
V
COMP
= 1.0V
V
COMP
= 0.5V to 1.6V
R
COMP
= 1.0 M
(Note 6)
V
COMP
= 1.0V
3.200
1.800
6.000
mmho
670
400/
200
V/V
125
425/
600
nA
www.national.com
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相關(guān)PDF資料
PDF描述
LM2585T-5.0 SIMPLE SWITCHER 3A Flyback Regulator
LM2585T-ADJ SIMPLE SWITCHER 3A Flyback Regulator
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2585T-5.0 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
LM2585T-5.0/NOPB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
LM2585T-5.0/NOPB 制造商:Texas Instruments 功能描述:DC/DC Converter (DC-DC) / Switching Regu
LM2585T50 制造商:Texas Instruments 功能描述:SWITCHING REG 3A 5.0V 2585 TO-220
LM2585T50 制造商:Texas Instruments 功能描述:SWITCHING REG 3A 5.0V 2585 TO-220
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