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參數(shù)資料
| 型號： | LM5041SDX |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Cascaded PWM Controller |
| 中文描述： | 0.01 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | LLP-16 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大?。?/td> | 343K |
| 代理商： | LM5041SDX |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
V
IN
to GND
V
CC
to GND
All Other Inputs to GND
Junction Temperature
Storage Temperature
Range
100V
16V
-0.3 to 7V
150C
-65C to +150C
ESD Rating
Lead temperature (Note 2)
Wave
Infrared
Vapor Phase
2 kV
4 seconds
10 seconds
75 seconds
260C
240C
219C
Operating Ratings
(Note 1)
V
IN
Junction Temperature
15 to 90V
-40C to +105C
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 = 26.7k
, R
SET
= 20k
) unless otherwise stated (Note 3)
Symbol
Parameter
Conditions
Startup Regulator
V
CC
Reg
V
CC
Regulation
open circuit
V
CC
Current Limit
(Note 4)
I-V
IN
Startup Regulator
Leakage (external Vcc
Supply)
Shutdown Current (Iin)
UVLO = 0V, V
CC
= open
V
CC
Supply
V
CC
Under-voltage
Lockout Voltage
(positive going V
cc
)
V
CC
Under-voltage
Hysteresis
Supply Current (I
CC
)
C
L
= 0
Error Amplifier
GBW
Gain Bandwidth
DC Gain
Input Voltage
V
FB
= COMP
COMP Sink Capability
V
FB
= 1.5V, COMP= 1V
Reference Supply
V
REF
Ref Voltage
I
REF
= 0 mA
Ref Voltage
Regulation
Ref Current Limit
Current Limit
ILIM Delay to Output
CS Step from 0 to 0.6V
Time to Onset of OUT
Transition (90%)
C
L
= 0
Cycle by Cycle
Threshold Voltage
Cycle Skip Threshold
Voltage
auto restart
Leading Edge
Blanking Time
CS Sink Current
(clocked)
Min
Typ
Max
Units
8.7
15
9
25
145
9.3
V
mA
μA
V
IN
= 100V
500
350
450
μA
V
CC
Reg
- 400mV
V
CC
Reg -
275mV
V
1.7
2.1
2.6
V
3
4
mA
3
80
0.75
8
MHz
dB
V
mA
0.735
4
0.765
4.85
5
25
5.15
50
V
I
REF
= 0 to 10mA
mV
15
20
mA
40
ns
0.45
0.5
0.55
V
Resets SS capacitor;
0.55
0.6
0.65
V
50
ns
CS = 0.3V
2
5
mA
L
www.national.com
5
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM5041SDX/NOPB | 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(shí)間: 下降時(shí)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(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| LM5045 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Input operating range: 36V to 75V Board size: 2.28 x 1.45 x 0.5 inches |
| LM5045EVAL/NOPB | 功能描述:電源管理IC開發(fā)工具 LM5045EVAL 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 |
| LM5045MH | 制造商:Texas Instruments 功能描述:CTLR, FULL BRIDGE, PWM, 28TSSOP 制造商:Texas Instruments 功能描述:CTLR, FULL BRIDGE, PWM, 28TSSOP; Input Voltage:100V; Supply Voltage Min:14V; Supply Voltage Max:100V; Digital IC Case Style:TSSOP; No. of Pins:28; Frequency:2MHz; Operating Temperature Min:-40C; Operating Temperature Max:125C; ;RoHS Compliant: Yes |
| LM5045MH/NOPB | 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(shí)間: 下降時(shí)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(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
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