參數(shù)資料
型號： LM5033
廠商： National Semiconductor Corporation
英文描述： 100V Push-Pull Voltage Mode PWM Controller
中文描述： 100V的推挽式電壓模式PWM控制器
文件頁數(shù)： 4/16頁
文件大小： 295K
代理商： LM5033
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
Rt/Sync to GND
Pins 3, 8, 10 to GND
ESD Rating (Note 3)
-0.3V to 100V
-0.3V to 16V
-0.3V to 5.5V
-0.3V to 7.0V
Human Body Model
Storage Temperature Range
Junction Temperature
Power Dissipation (Note 2)
2kV
-65C to 150C
150C
Internally Limited
Operating Ratings
(Note 1)
V
IN
Voltage (Pin1)
Operating Junction Temperature
15 to 90V
-40C to 125C
Electrical Characteristics
Specifications with standard typeface are for T
= 25C, and those with
boldface
type apply over full
Operating Junction
Temperature range
. V
IN
= 48V, V
CC
= 10V applied externally, R
T
= 26.7k
, unless otherwise stated. See (Note 4) and (Note
5).
Symbol
V
CC
Startup Regulator (Pins 1, 4)
V
CC
Reg
V
CC
Voltage
Icc-out
V
CC
Current Limit
Parameter
Conditions
Min
Typ
Max
Units
Pin 4 open
Out1, Out2 disabled. Ext.
supply to Vcc
disconnected.
Normal Operation
V
IN
= 90V
Ext. V
CC
Supply
Disconnected and
Output Load = 1800pF
SS Pin = 0V
9.2
20
9.6
34
10.0
V
mA
Iin
Startup Regulator
Current into V
IN
150
500
μA
7
mA
3
mA
V
UVT
V
CC
Undervoltage
Threshold (increasing
V
CC
)
UVT Hysteresis
(decreasing V
CC
)
Supply Current from
external source to V
CC
VccReg -
300mV
VccReg - 100
mV
2.3
2.8
3.3
Icc-in
SS Pin = 0V
SS Pin = open and
Output Load = 1800pF
2
7
3
mA
2.5V Reference (Pin 2)
Vref
Output voltage
Current sink capability
Pin 2 sink current = 5mA
2.44
5.0
2.50
13
2.56
V
mA
Current Sense (Pin 8)
CS
Threshold voltage
CS delay to output
0.45
0.50
30
0.55
V
ns
Pin 8 taken from zero to
0.6V. Time for Out1 or
Out2 to fall to 90% of
Vcc. CLoad = 0
@
Out1,
Out2
Pin 8
≤
0.3V
Current sink capability
(clocked)
3
6
mA
Softstart (Pin 10)
Softstart current
source
Softstart to Comp
offset
Open Circuit Voltage
7
10
13
μA
0.25
0.50
0.75
V
5.0
V
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM5033_05 制造商:NSC 制造商全稱:National Semiconductor 功能描述:100V Push-Pull Voltage Mode PWM Controller
LM5033MM 功能描述:電壓模式 PWM 控制器 RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
LM5033MM/MEY8 制造商:Texas Instruments 功能描述:
LM5033MM/NOPB 功能描述:電壓模式 PWM 控制器 RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
LM5033MMX 功能描述:電壓模式 PWM 控制器 RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
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