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參數(shù)資料
| 型號： | LM5026 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Active Clamp Current Mode PWM Controller |
| 中文描述： | 有源鉗位電流模式PWM控制器 |
| 文件頁數(shù)： | 5/23頁 |
| 文件大?。?/td> | 936K |
| 代理商： | LM5026 |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
V
IN
to GND
V
CC
to GND
CS to GND
COMP Input Current
All other inputs to GND
ESD Rating (Note 2)
-0.3V to 105V
-0.3V to 16V
-0.3 to 1.0V
10mA
-0.3 to 7V
Human Body Model
Storage Temperature Range
Junction Temperature
-65C to 150C
150C
Operating Ratings
(Note 1)
V
IN
Voltage
External Voltage Applied to V
CC
Operating Junction Temperature
13 to 100V
8V to 15V
-40C to +125C
Electrical Characteristics
Specifications with standard typeface are for T
J
= 25C, and those with
boldface
type apply over full
Operating Junction
Temperature range
. V
IN
= 48V, V
CC
= 10V, RT = 30.0k
, R
SET
= 34.8k
) unless otherwise stated (Note 3)
Symbol
Parameter
Conditions
Startup Regulator
V
CC
Reg
V
CC
Regulation
No Load
V
CC
Current Limit
(Note 4)
I-V
IN
Startup Regulator
Leakage (external
Vcc Supply)
Shutdown Current
(Iin)
V
CC
Supply
V
CC
Under-voltage
Lockout Voltage
(positive going V
cc
)
V
CC
Under-voltage
Hysteresis
V
CC
Supply Current
(I
CC
)
Reference Supply
V
REF
Ref Voltage
I
REF
= 0 mA
Ref Voltage
Regulation
Ref Current Limit
UVLO Shutdown/Standby
Undervoltage
Shutdown Threshold
Undervoltage
Shutdown Hysteresis
Undervoltage
Standby Threshold
Undervoltage
Standby Hysteresis
Current Source
Current Limit
Cycle by Cycle
Threshold Voltage
ILIM Delay to Output
CS step from 0 to 0.6V Time
to onset of OUT transition
(90%) Cgate=0
Leading Edge
Blanking Time
Min
Typ
Max
Units
7.3
20
7.6
25
165
7.9
V
mA
μA
V
IN
= 100V
500
UVLO = 0V
350
450
μA
V
CC
Reg -
220mV
V
CC
Reg -
120mV
V
1.0
1.5
2.0
V
C
gate
= 0, UVLO = 1.3V
4.2
mA
4.85
5
25
5.15
50
V
I
REF
= 0 to 10mA
mV
10
20
mA
0.3
0.4
0.5
V
0.1
V
1.21
1.25
1.29
V
16
20
24
μA
0.45
0.5
0.55
V
40
ns
70
100
130
ns
L
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM5026_09 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Active Clamp Current Mode PWM Controller |
| LM5026EVAL | 功能描述:BOARD EVALUATION LM5026 RoHS:否 類別:編程器，開發(fā)系統(tǒng) >> 評估板 - DC/DC 與 AC/DC（離線）SMPS 系列:PowerWise® 產(chǎn)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(wěn)壓器拓撲結(jié)構(gòu):升壓 頻率 - 開關(guān):3MHz 板類型:完全填充 已供物品:板 已用 IC / 零件:MAX8969 |
| LM5026EVAL/NOPB | 功能描述:電源管理IC開發(fā)工具 LM5026 EVAL BOARD RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| LM5026MT | 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| LM5026MT/NOPB | 功能描述:電流型 PWM 控制器 Current Mode Active Reset RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
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