參數(shù)資料
型號： L5994
廠商： 意法半導(dǎo)體
英文描述： ADJUSTABLE TRIPLE OUTPUT POWER SUPPLY CONTROLLER
中文描述： 可調(diào)三路輸出電源控制器
文件頁數(shù)： 3/26頁
文件大小： 301K
代理商： L5994
3/26
L5994 - L5994A
BLOCK DIAGRAM
ELECTRICAL CHARACTERISTICS
(V
in
= 12V; T
j
= 25°C; V
osc
= GND; unless otherwise specified.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
DC CHARACTERISTIC
V
in
Input supply voltage
V1out,4V
4.75
25
V
I
2
Operating quiescent current
R1GATE= R2GATE = OPEN
H1GATE = H2GATE = OPEN
RUN1= RUN2 = SREG5
(DRIVERS OFF)
1.1
1.4
mA
I
2
Stand by current
RUNQ=RUN2=GND
NOSKIP=GND
Vin=12V
Vin=20V
50
60
90
100
μ
A
μ
A
SECTION 1 PWM CONTROLLER
V
1out
V1SNS feedback voltage
V
in
= 5V to 20V
NOSKIP = REG5
V
i1sns
-V
v1sns
= 0 to 40mA
1.81
1.89
1.97
V
V
6
-V
5
Overcurrent Threshold current
VSOFT1 = 3.1V
37
50
63
mV
V
6
-V
5
Pulse skipping mode threshold
voltage
V
in
> 6.8V
V
in
< 5.8V
13
6.5
mV
mV
SLOPE
+
-
+
-
+
-
∑
ERROR SUMMING
I1SNS
V1SNS
6
5
VREF
7
COMP1
1
32
31
H1STRAP
H1GATE
H1SRC
30
R1GATE
Hside
Lside
LOGIC
AND
SHOOT-
THROUGH
CONTROL
COMPARATOR
ZCOMPARATOR
PCOMPARATOR
+
-
+
-
+
-
SOFT
I1SNS
V1SNS
8
SOFT1
SLOPE
+
-
+
-
+
-
∑
ERROR SUMMING
I2SNS
V2SNS
19
20
VREF
18
COMP2
24
25
26
H2STRAP
H2GATE
H2SRC
27
28
R2GATE
PGND
Hside
Lside
LOGIC
AND
SHOOT-
THROUGH
CONTROL
COMPARATOR
ZCOMPARATOR
COMPARATOR
+
-
+
-
+
-
SOFT
I2SNS
V2SNS
17
SOFT2
LINEAR
REGULATOR
SWITCH
COMPARATOR
V5SW
4.7V
W5SW
PREG5
29
SREG5
3
4
2
VIN
VREF
VREF BUFFER
OVERVOLT
COMPARATOR
UNDERVOLT
COMPARATOR
POWER MANAGEMENT
&
SYSTEM SUPERVISOR
12
VREF
13
SGND
+
-
16
11
10
14
9
RUN2
RUN1
PWROK1
NOSKIP
CRST
VDRLIN
21
+
-
VFBLIN
22
VREF
OSCILLATOR &
SYNCHRONIZATION
OSC
15
LDO
D98IN864A
+
-
REG5
PREG5
23
PWROK2
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
L5995 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller
L5996 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5 BIT DYNAMIC DAC CONTROLLER FOR MOBILE CPU
L-59BL/1EGW 制造商:Kingbright Corporation 功能描述: 制造商:Kingbright Corporation 功能描述:LED 5MM RED/GREEN 40MCD/60MCD 制造商:Kingbright Corporation 功能描述:LED, 5MM, RED/GREEN, 40MCD/60MCD 制造商:Kingbright Corporation 功能描述:LED, 5MM, RED/GREEN, 40MCD/60MCD, LED Colour:Red, Green, Height:7.24mm, Width:7. 制造商:Kingbright Corporation 功能描述:Red/grn r/a cbi,5mm,L-59BL/1EGW
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