參數(shù)資料
型號(hào): L4943
廠商: 意法半導(dǎo)體
英文描述: MULTIFUNCTION VOLTAGE REGULATOR FOR CAR RADIO
中文描述: 多功能穩(wěn)壓器以便汽車收音機(jī)
文件頁數(shù): 2/6頁
文件大小: 113K
代理商: L4943
ABSOLUTE MAXIMUM RATINGS
Symbol
V
S
Parameter
Value
-0.6 to 30
50
Internally limited
0 to 6
0.2 to 10
33
-40 to 85
-55 to 150
Unit
V
V
DC Operating Supply Voltage
Transient Supply Overvoltage (50ms)
Voltage Regulator Output Current
Input Voltage (EN1, EN2)
Output Capacitor Series Eq. Resistance
Power Dissipation (T
case
= 85°C)
Operating Temperature Range
Storage Temperature Ranges
I
O
V
in
V
W
°C
°C
RESR
P
tot
T
op
T
stg
THERMAL DATA
Symbol
R
Th j-case
Parameter
Value
2
Unit
°C/W
Thermal Resistance Junction to Case
1
2
3
4
5
6
7
9
10
11
8
TAB
P-GND
HSD
EN2
EN1
TAB CONNECTED TO PIN 8
13
14
15
12
FILTER CAP
V
1
feed
ST CAP
V
MEM
V
MEM_feed
V
2
D97AU674A
V
1
V
S
S-GND
V
2
feed
PIN CONNECTION (t.b.d.)
L4943
2/6
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L4945 功能描述:低壓差穩(wěn)壓器 - LDO 5.0V 0.5A Positive RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
L4946 制造商:STMicroelectronics 功能描述:REG LDO LIN FIX POS 10V/8V/5V/5V 0.125A/0.25A/0.2A/0.1A 11PI - Bulk
L4946B 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:QUAD VOLTAGE REGULATOR WITH INHIBIT AND RESET
L4946SQ 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Output Capacitor-Less Audio Subsystem with Programmable National 3D
L4947 功能描述:低壓差穩(wěn)壓器 - LDO 5.0 Volt 0.5 Amp RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20