參數(shù)資料
型號： LM2588SX-5.0
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： SIMPLE SWITCHER 5A Flyback Regulator with
中文描述： 9.5 A SWITCHING REGULATOR, 200 kHz SWITCHING FREQ-MAX, PSSO7
封裝： TO-263, 7 PIN
文件頁數(shù)： 3/29頁
文件大?。?/td> 786K
代理商： LM2588SX-5.0
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Input Voltage
Switch Voltage
Switch Current (Note 2)
Compensation Pin Voltage
Feedback Pin Voltage
ON /OFF Pin Voltage
Sync Pin Voltage
Power Dissipation (Note 3)
Storage Temperature Range
0.4V
≤
V
IN
≤
45V
0.4V
≤
V
SW
≤
65V
Internally Limited
0.4V
≤
V
COMP
≤
2.4V
0.4V
≤
V
FB
≤
2 V
OUT
0.4V
≤
V
SH
≤
6V
0.4V
≤
V
SYNC
≤
2V
Internally Limited
65C to +150C
Lead Temperature
(Soldering, 10 sec.)
Maximum Junction Temperature
(Note 3)
Minimum ESD Rating
(C = 100 pF, R = 1.5 k
)
260C
150C
2 kV
Operating Ratings
Supply Voltage
Output Switch Voltage
Output Switch Current
Junction Temperature Range
4V
≤
V
IN
≤
40V
0V
≤
V
SW
≤
60V
I
SW
≤
5.0A
40C
≤
T
J
≤
+125C
LM2588-3.3
Electrical Characteristics
Specifications with standard type face are for T
J
= 25C, and those in
bold type face
apply over full
Operating Temperature
Range.
Unless otherwise specified, V
IN
= 5V.
Symbol
Parameters
Conditions
SYSTEM PARAMETERS
Test Circuit of Figure 1 (Note 4)
V
OUT
Output Voltage
V
IN
= 4V to 12V
I
LOAD
= 400 mA to 1.75A
V
OUT
/
Line Regulation
V
IN
= 4V to 12V
V
IN
I
LOAD
= 400 mA
V
OUT
/
Load Regulation
V
IN
= 12V
I
LOAD
I
LOAD
= 400 mA to 1.75A
η
Efficiency
V
IN
= 12V, I
LOAD
= 1A
UNIQUE DEVICE PARAMETERS
(Note 5)
V
REF
Output Reference
Measured at Feedback Pin
Voltage
V
COMP
= 1.0V
V
REF
Reference Voltage
V
IN
= 4V to 40V
Line Regulation
G
M
Error Amp
I
COMP
= 30 μA to +30 μA
Transconductance
V
COMP
= 1.0V
A
VOL
Error Amp
V
COMP
= 0.5V to 1.6V
Voltage Gain
R
COMP
= 1.0 M
(Note 6)
Typical
Min
Max
Units
3.3
3.17/
3.14
3.43/
3.46
V
20
50/
100
mV
20
50/
100
mV
75
%
3.3
3.242/
3.234
3.358/
3.366
V
2.0
mV
1.193
0.678
2.259
mmho
260
151/
75
V/V
LM2588-5.0
Electrical Characteristics
Specifications with standard type face are for T
J
= 25C, and those in
bold type face
apply over full
Operating Temperature
Range.
Unless otherwise specified, V
IN
= 5V.
Symbol
Parameters
Conditions
SYSTEM PARAMETERS
Test Circuit of Figure 1 (Note 4)
V
OUT
Output Voltage
V
IN
= 4V to 12V
I
LOAD
= 500 mA to 1.45A
V
OUT
/
Line Regulation
V
IN
= 4V to 12V
V
IN
I
LOAD
= 500 mA
V
OUT
/
Load Regulation
V
IN
= 12V
I
LOAD
I
LOAD
= 500 mA to 1.45A
η
Efficiency
V
IN
= 12V, I
LOAD
= 750 mA
UNIQUE DEVICE PARAMETERS
(Note 5)
V
REF
Output Reference
Measured at Feedback Pin
Voltage
V
COMP
= 1.0V
Typical
Min
Max
Units
5.0
4.80/
4.75
5.20/
5.25
V
20
50/
100
mV
20
50/
100
mV
80
%
5.0
4.913/
4.900
5.088/
5.100
V
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LM2588SX-ADJ 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
LM2588SX-ADJ/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
LM2588T-12 制造商:Texas Instruments 功能描述: 制造商:Texas Instruments 功能描述:SWITCHING REG 5A 12V 2588 TO2207
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LM2588T-12/NOPB 功能描述:IC REG MULTI CONFIG 12V TO220-7 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:SIMPLE SWITCHER® 標(biāo)準(zhǔn)包裝:20 系列:SIMPLE SWITCHER® 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:12V 輸入電壓:4 V ~ 60 V PWM 型:電壓模式 頻率 - 開關(guān):52kHz 電流 - 輸出:1A 同步整流器:無 工作溫度:-40°C ~ 125°C 安裝類型:通孔 封裝/外殼:16-DIP（0.300"，7.62mm） 包裝:管件 供應(yīng)商設(shè)備封裝:16-DIP 其它名稱:*LM2575HVN-12LM2575HVN-12
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