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參數(shù)資料
| 型號(hào)： | L5993 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | CONSTANT POWER CONTROLLER |
| 中文描述： | 恒功率控制器 |
| 文件頁數(shù)： | 3/22頁 |
| 文件大?。?/td> | 200K |
| 代理商： | L5993 |
ELECTRICAL CHARACTERISTICS
(V
CC
= 15V; T
j
= 0 to 105
°
C; R
T
= 13.3k
; C
T
= 1nF
unless otherwisespecified.)
Symbol
REFERENCE SECTION
V
Ref
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Output Voltage
Line Regulation
Load Regulation
Temperature Stability
Total Variation
Short Circuit Current
Power Down/UVLO
T
j
= 25
°
C; I
O
= 1mA
V
CC
= 12 to 20V; T
j
= 25
°
C
I
O
= 1 to 10mA; T
j
= 25
°
C
4.925
5.0
2.0
2.0
0.4
5.0
5.075
10
10
V
mV
mV
mV/
°
C
V
mA
V
T
S
Line, Load, Temperature
Vref = 0V
V
CC
= 8.5V; I
sink
= 0.5mA
4.80
30
5.130
150
0.5
I
OS
0.2
OSCILLATOR SECTION
Initial Accuracy
pin 15 = Vref
T
j
= 25
°
C
V
CC
= 12 to 20V
95
93
100
100
105
107
0
0
kHz
kHz
%
%
%
%
%
V
V
Duty Cycle
pin 3 = 0,7V, pin 15 = Vref
pin 3 = 0.7V, pin 15 = OPEN
pin 3 = 3.2V, pin 15 = Vref
pin 3 = 3.2V, pin 15 = OPEN
pin 3 = 2.79V, pin 15 = OPEN
Duty Cycle
47
93
75
2.8
0.75
Duty Cycle Accuracy
Oscillator Ramp Peak
Oscillator Ramp Valley
80
3.0
0.9
85
3.2
1.05
ERROR AMPLIFIER SECTION
Input Bias Current
V
I
Input Voltage
G
OPL
Open Loop Gain
SVR
Supply Voltage Rejection
V
OL
Output Low Voltage
V
OH
Output High Voltage
I
O
Output Source Current
Output Sink Current
Unit Gain Bandwidth
S
R
Slew Rate
PWM CURRENT SENSE SECTION
I
b
Input Bias Current
I
S
Maximum Input Signal
Delay to Output
Gain
SOFT START
I
SSC
SS Charge Current
I
SSD
SS Discharge Current
V
SSSAT
SS Saturation Voltage
V
SSCLAMP
SS Clamp Voltage
LEADING EDGE BLANKING
Internal Masking Time
OUTPUT SECTION
V
OL
Output Low Voltage
V
OH
Output High Voltage
V
FB
to GND
V
COMP
= V
FB
V
COMP
= 2to 4V
V
CC
= 12 to 20V
I
sink
= 2mA, V
FB
= 2.7V
I
source
= 0.5mA, V
FB
= 2.3V
V
COMP
> 4V, V
FB
= 2.3V
V
COMP
> 1.1V, V
FB
= 2.7V
0.2
2.5
90
85
3.0
2.58
μ
A
V
dB
dB
V
V
mA
mA
MHz
V/
μ
s
2.42
60
1.1
5
6
0.5
2
1.7
1.3
6
4
8
2.5
I
sen
= 0
V
COMP
= 5V
3
15
1.08
100
3.15
μ
A
V
ns
V/V
0.92
1.0
70
3
2.85
14
5
20
10
26
15
0.6
μ
A
μ
A
V
V
VSS = 0.6V, T
j
= 25
°
C
DC = 0%
7
100
ns
I
O
= 250mA
I
O
= 20mA; V
CC
= 12V
I
O
= 200mA; V
CC
= 12V
I
O
= 5mA; V
CC
= 20V
1.0
V
V
V
V
10
9
10.5
10
13
V
OUT CLAMP
Output Clamp Voltage
L5993
3/22
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| L5993D | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Prog Current Mode RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| L5993D013TR | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Prog Current Mode RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| L5994 | 功能描述:電流型 PWM 控制器 Adj Triple Out Pwr 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 |
| L5994_02 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:ADJUSTABLE TRIPLE OUTPUT POWER SUPPLY CONTROLLER |
| L5994A | 功能描述:監(jiān)控電路 ADJT TRIPLE OUTPUT POWER SUPPLY CNTLR RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
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