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參數資料
型號: LM2596
廠商: National Semiconductor, Corp.
元件分類: 穩壓器
英文描述: SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator
中文描述: SIMPLE SWITCHER系列電源轉換器,150KHz,3A降壓穩壓器
文件頁數: 3/31頁
文件大小: 736K
代理商: LM2596
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
ON /OFF Pin Input Voltage
Feedback Pin Voltage
Output Voltage to Ground
(Steady State)
Power Dissipation
Storage Temperature Range
ESD Susceptibility
45V
0.3
V
+25V
0.3
V
+25V
1V
Internally limited
65C to +150C
Human Body Model (Note 2)
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 40V
LM2596-3.3
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
LM2596-3.3
Units
(Limits)
Typ
(Note 3)
Limit
(Note 4)
SYSTEM PARAMETERS
(Note 5) Test Circuit Figure 1
V
OUT
Output Voltage
4.75V
V
IN
40V, 0.2A
I
LOAD
3A
3.3
V
3.168/
3.135
3.432/
3.465
V(min)
V(max)
%
η
Efficiency
V
IN
= 12V, I
LOAD
= 3A
73
LM2596-5.0
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
LM2596-5.0
Units
(Limits)
Typ
(Note 3)
Limit
(Note 4)
SYSTEM PARAMETERS
(Note 5) Test Circuit Figure 1
V
OUT
Output Voltage
7V
V
IN
40V, 0.2A
I
LOAD
3A
5.0
V
4.800/
4.750
5.200/
5.250
V(min)
V(max)
%
η
Efficiency
V
IN
= 12V, I
LOAD
= 3A
80
LM2596-12
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
LM2596-12
Units
(Limits)
Typ
(Note 3)
Limit
(Note 4)
SYSTEM PARAMETERS
(Note 5) Test Circuit Figure 1
V
OUT
Output Voltage
15V
V
IN
40V, 0.2A
I
LOAD
3A
12.0
V
11.52/
11.40
12.48/
12.60
V(min)
V(max)
%
η
Efficiency
V
IN
= 25V, I
LOAD
= 3A
90
L
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相關PDF資料
PDF描述
LM2596S-5.0 SIMPLE SWITCHER Power Converter 150 kHz 3A Step-Down Voltage Regulator
LM2596S-12 CA-BAYONET
LM2596S-3.3 SIMPLE SWITCHER Power Converter 150 kHz 3A Step-Down Voltage Regulator
LM2596S-ADJ SIMPLE SWITCHER Power Converter 150 kHz 3A Step-Down Voltage Regulator
LM2598T-12 SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator, with Features
相關代理商/技術參數
參數描述
LM2596ADPBCKGEVB 功能描述:BOARD EVAL LM2596ADJ BUCK D2PAK RoHS:是 類別:編程器,開發系統 >> 評估板 - DC/DC 與 AC/DC(離線)SMPS 系列:* 產品培訓模塊:Obsolescence Mitigation Program 標準包裝:1 系列:True Shutdown™ 主要目的:DC/DC,步升 輸出及類型:1,非隔離 功率 - 輸出:- 輸出電壓:- 電流 - 輸出:1A 輸入電壓:2.5 V ~ 5.5 V 穩壓器拓撲結構:升壓 頻率 - 開關:3MHz 板類型:完全填充 已供物品:板 已用 IC / 零件:MAX8969
LM2596ATPBCKGEVB 功能描述:BOARD EVAL LM2596ADJ BUCK TO-220 RoHS:是 類別:編程器,開發系統 >> 評估板 - DC/DC 與 AC/DC(離線)SMPS 系列:* 產品培訓模塊:Obsolescence Mitigation Program 標準包裝:1 系列:True Shutdown™ 主要目的:DC/DC,步升 輸出及類型:1,非隔離 功率 - 輸出:- 輸出電壓:- 電流 - 輸出:1A 輸入電壓:2.5 V ~ 5.5 V 穩壓器拓撲結構:升壓 頻率 - 開關:3MHz 板類型:完全填充 已供物品:板 已用 IC / 零件:MAX8969
LM2596DSADJG 功能描述:直流/直流開關調節器 3A BUCK SWCH 150KHZ RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2596DSADJR4G 功能描述:直流/直流開關調節器 3A BUCK SWCH 150KHZ RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2596S 制造商:Texas Instruments 功能描述:
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