參數(shù)資料
型號(hào): LTC1143L
廠商: Linear Technology Corporation
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 抗輻射高效,5安培開(kāi)關(guān)穩(wěn)壓器
文件頁(yè)數(shù): 2/20頁(yè)
文件大小: 372K
代理商: LTC1143L
2
LTC1143/LTC1143L
LTC1143L-ADJ
ABSOLUTE
AXI
U
RATIU
W
Input Supply Voltage (Pins 5,13)...............16V to –0.3V
Continuous Output Current (Pins 4,12) ................ 50mA
Sense Voltages (Pins 1, 8, 9, 16)
V
IN
12.7V .......................................... 13V to –0.3V
V
IN
< 12.7V ..............................(V
IN
+ 0.3V) to –0.3V
Shutdown Voltage
(LTC1143, LTC1143L, Pins 2, 10)...........7V to –0.3V
W
W
V
FB
Current (LTC1143L-ADJ, Pins 2, 10) ............... 1mA
Operating Temperature Range
Ambient ..................................................0
°
C to 70
°
C
Extended Commercial (Note 4) ...........–40
°
C to 85
°
C
Junction Temperature (Note 1).............................125
°
C
Storage Temperature Range ..................–65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
PACKAGE/ORDER I
FOR
ATIO
W
U
U
ORDER PART
NUMBER
LTC1143CS
LTC1143LCS
ORDER PART
NUMBER
LTC1143LCS-ADJ
T
JMAX
= 125
°
C,
θ
JA
= 95
°
C/W
ELECTRICAL CHARACTERISTICS
T
A
= 25
°
C, V
IN
=
10V unless otherwise noted.
Consult factory for Industrial and Military grade parts.
SYMBOL PARAMETER
V
2
, V
10
Feedback Voltage (LTC1143L-ADJ)
I
2
, I
10
Feedback Current (LTC1143L-ADJ)
V
OUT
Regulated Output Voltage (LTC1143/LTC1143L)
3.3V Output
5V Output
V
OUT
Output Voltage Line Regulation
Output Voltage Load Regulation
LTC1143/LTC1143L
3.3V Output
5V Output
Output Ripple (Burst Mode)
I
5
, I
13
Input DC Supply Current (Note 2)
LTC1143:
Normal Mode
Sleep Mode
Shutdown
LTC1143L:
Normal Mode
Sleep Mode
Shutdown
LTC1143L-ADJ: Normal Mode
Sleep Mode
CONDITIONS
V
IN
= 9V
MIN
1.21
TYP
1.25
0.2
MAX
1.29
1
UNITS
G
V
G
μ
A
V
IN3,
V
IN5
= 9V, V
2
= V
10
= 0V
I
LOAD
= 700mA
I
LOAD
= 700mA
V
IN
= 7V to 12V, I
LOAD
= 50mA
V
2
= V
10
= 0V
G
G
3.23
4.90
–40
3.33
5.05
0
3.43
5.20
40
V
V
mV
5mA < I
LOAD
< 2.0A
5mA < I
LOAD
< 2.0A
I
LOAD
= 0A
G
G
40
60
50
65
100
mV
mV
mV
P-P
V
2
= V
10
= 0V, 4V < V
IN
< 12V
V
2
= V
10
= 0V, 4V < V
IN3
< 12V, 6V < V
IN5
< 12V
V
2
= V
10
= 2.1V, 4V < V
IN
< 12V
V
2
= V
10
= 0V, 3.5V < V
IN
< 12V
V
2
= V
10
= 0V, 3.5V < V
IN3
< 12V, 6V < V
IN5
< 12V
V
2
= V
10
= 2.1V, 3.5V < V
IN
< 12V
3.5V < V
IN
< 12V
3.5V < V
IN
< 12V, V
OUT
3.3V
1.6
160
10
1.6
160
10
1.6
160
2.1
230
20
2.1
230
20
2.1
230
mA
μ
A
μ
A
mA
μ
A
μ
A
mA
μ
A
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SO
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SENSE
+
1
V
FB1
GND1
P-DRIVE 1
V
IN2
C
T2
I
TH2
SENSE
2
SENSE
1
I
TH1
C
T1
V
IN1
P-DRIVE 2
GND2
V
FB2
SENSE
+
2
T
JMAX
= 125
°
C,
θ
JA
= 95
°
C/W
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SO
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SENSE
+
3
SHUTDOWN 3
GND3
P-DRIVE 3
V
IN5
C
T5
I
TH5
SENSE
5
SENSE
3
I
TH3
C
T3
V
IN3
P-DRIVE 5
GND5
SHUTDOWN 5
SENSE
+
5
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1143L-ADJ 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual High Efficiency SO-16 Step-Down Switching Regulator Controllers
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LTC1143LCS#TR 功能描述:IC REG CTRLR BUCK PWM CM 16-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無(wú) 回掃:無(wú) 反相:無(wú) 倍增器:無(wú) 除法器:無(wú) Cuk:無(wú) 隔離:無(wú) 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤(pán) 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
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