參數(shù)資料
型號： LM2593HVS-3.3
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： SIMPLE SWITCHER Power Converter 150 kHz 2A Step-Down Voltage Regulator, with Features
中文描述： 4 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PSSO7
封裝： TO-263, 7 PIN
文件頁數(shù)： 2/21頁
文件大?。?/td> 753K
代理商： LM2593HVS-3.3
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
Maximum Supply Voltage (V
IN
)
SD /SS Pin Input Voltage (Note 2)
Delay Pin Voltage (Note 2)
Flag Pin Voltage
Feedback Pin Voltage
Output Voltage to Ground
(Steady State)
Power Dissipation
Storage Temperature Range
63V
6V
1.5V
0.3
≤
V
≤
45V
0.3
≤
V
≤
+25V
1V
Internally limited
65C to +150C
ESD Susceptibility
Human Body Model (Note 3)
Lead Temperature
S Package
Vapor Phase (60 sec.)
Infrared (10 sec.)
T Package (Soldering, 10 sec.)
Maximum Junction Temperature
2 kV
+215C
+245C
+260C
+150C
Operating Conditions
Temperature Range
Supply Voltage
40C
≤
T
J
≤
+125C
4.5V to 60V
LM2593HV-3.3
Electrical Characteristics
Specifications with standard type face are for T
J
= 25C, and those with
boldface type
apply over
full Operating Tempera-
ture Range.
Symbol
Parameter
Conditions
LM2593HV-3.3
Units
(Limits)
Typ
Limit
(Note 5)
(Note 4)
SYSTEM PARAMETERS
(Note 6) Test Circuit Figure 1
V
OUT
Output Voltage
4.75V
≤
V
IN
≤
60V, 0.2A
≤
I
LOAD
≤
2A
3.3
V
3.168/
3.135
3.432/
3.465
V(min)
V(max)
η
Efficiency
V
IN
= 12V, I
LOAD
= 2A
76
LM2593HV-5.0
Electrical Characteristics
Specifications with standard type face are for T
J
= 25C, and those with
boldface type
apply over
full Operating Tempera-
ture Range.
Symbol
Parameter
Conditions
LM2593HV-5.0
Units
(Limits)
Typ
Limit
(Note 5)
(Note 4)
SYSTEM PARAMETERS
(Note 6) Test Circuit Figure 1
V
OUT
Output Voltage
7V
≤
V
IN
≤
60V, 0.2A
≤
I
LOAD
≤
2A
5
V
4.800/
4.750
5.200/
5.250
V(min)
V(max)
%
η
Efficiency
V
IN
= 12V, I
LOAD
= 2A
81
LM2593HV-ADJ
Electrical Characteristics
Specifications with standard type face are for T
J
= 25C, and those with
boldface type
apply over
full Operating Tempera-
ture Range.
Symbol
Parameter
Conditions
LM2593HV-ADJ
Typ
(Note 4)
Units
(Limits)
Limit
(Note 5)
SYSTEM PARAMETERS
(Note 6) Test Circuit Figure 1
V
FB
Feedback Voltage
4.5V
≤
V
IN
≤
60V, 0.2A
≤
I
LOAD
≤
2A
V
OUT
programmed for 3V. Circuit of Figure 1
1.230
V
1.193/
1.180
1.267/
1.280
V(min)
V(max)
L
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相關PDF資料
PDF描述
LM2593HVS-5.0 SIMPLE SWITCHER Power Converter 150 kHz 2A Step-Down Voltage Regulator, with Features
LM2593HVS-ADJ SIMPLE SWITCHER Power Converter 150 kHz 2A Step-Down Voltage Regulator, with Features
LM2593HVT-3.3 SIMPLE SWITCHER Power Converter 150 kHz 2A Step-Down Voltage Regulator, with Features
LM2593HVT-5.0 SIMPLE SWITCHER Power Converter 150 kHz 2A Step-Down Voltage Regulator, with Features
LM2593HV Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85
相關代理商/技術參數(shù)
參數(shù)描述
LM2593HVS-5.0 功能描述:直流/直流開關轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT
LM2593HVS-5.0/NOPB 功能描述:直流/直流開關轉(zhuǎn)換器 PWR CONVERTER 150KHz 2A ST-DOWN VLTG REG RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT
LM2593HVS-5.0/NOPB 制造商:Texas Instruments 功能描述:DC/DC Converter (DC-DC) / Switching Regu
LM2593HVS-ADJ 功能描述:直流/直流開關轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT
LM2593HVS-ADJ/NOPB 功能描述:直流/直流開關轉(zhuǎn)換器 PWR CONVERTER 150KHz 2A ST-DOWN VLTG REG RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT
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