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| 型号： | LTC1143CS-3.3 |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, PDSO28 |
| 封装： | SO-28 |
| 文件页数： | 3/4页 |
| 文件大小： | 243K |
| 代理商： | LTC1143CS-3.3 |
PCMCIA Host and Card
Power Solutions – InfoCard 17
VIN VOUT IOUT
IQ (A)
(V)
(mA) DEVICE SHUTDOWN FIG COMMENTS
3.3
12
60
LT1106
10
1
1.1mm Max Component Height,
or
Includes VPP Switching.
5
Automatic 3.3V/5V VCC Detect
and VPP Bypass if 12V Present
on VPP1 or VPP2
PCMCIA Type I and II Card Solutions (12V VPP Output)
+
VIN
ILIM
NC
VC
SW
C3
0.1
F
LT1302
PGND
SHDN
SHUTDOWN
FB
GND
2
RC
20k
R1
100k
1%
R2
301k
1%
CC
0.01
F
C1
100
F
D1
+
C2
100
F
L1
10
H
2 CELLS
LT1302 TA01
C1 = C2 = SANYO OS-CON
L1 = COILTRONICS CTX10-3
COILCRAFT DO3316-103
5V/600mA
OUTPUT
100pF
(OPTIONAL)
1
8
7
65
3
4
D1 = MOTOROLA MBRS130LT3
Figure 5. LT1302 High Current Step-Up from 2 Cells
+
VIN
L
1N5818
VOUT
C
ILIM
VIN
SW1
SENSE
GND
SW2
R
*
Figure 3. Basic Step-Up Converter
+
L
1N5817
C
VIN
SW
SENSE
PGND
GND
SELECT
SD
5V/3.3V
SELECT
+
100
F
*
SHUT-
DOWN
Figure 2. Flash Memory VPP Generator
Figure 1. 12V, 60mA Flash Memory Programming Supply;
1.1mm Maximum Component Height
Figure 4. Basic Step-Up Converter
*SEE TABLE FOR RECOMMENDED PART,
INDUCTOR, CAPACITOR AND RESISTOR VALUES
+
VIN
5V
L
1N4933
VOUT
12V
C
VIN
SW
SENSE
GND
PGM
LT1109
LT1109A
Flash Memory VPP (12V) Generation
VIN VOUT IOUT
IQ
LC
(V)
(mA) DEVICE
(
A) (H) (F) FIG COMMENTS
5
12
60
LT1109-12
320
33
22
2
Small, SMT
120
LT1109A-12
320
27
47
2
Small, SMT
200
LT1301*
120
27
47
3
15
A Shutdown Current
2
12
40
LT1109A-12
320
10
22
2
All Surface Mount
Cells
50
LT1301*
120
10
47
3
15
A Shutdown Current
Step-Up From Two Cells or Three Cells
VOUT
IOUT
IQ
LC
R
INPUT
(V)
(mA) DEVICE
(
A) (H) (F) () FIG COMMENTS
2 Cells
3.3
400
LT1300
120
10
100
–
3
Selectable 3.3V/5V Out
(2V to 3V)
5
150
LT1107-5
300
33
47
4
Surface Mount
LT1108-5
110 100 100
47
4
Lowest IQ
250
LT1300*
120
10
100
–
3
Selectable 3.3V/5V Out
LT1301
120
10
100
–
3
Selectable 5V/12V Out
600
LT1302
200
10
100
–
5
Highest Power Output
12
40
LT1107-12
300
27
33
47
4
Lowest IQ
LT1108-12
110
82
100
47
4
Surface Mount
50
LT1301*
120
10
100
–
2
Selectable 5V/12V Out
3 Cells
5
250
LT1107-5
300
47
33
47
4
Surface Mount
(2.7V to
LT1108-5
110 150 100
47
4
Lowest IQ
4.5V)
500
LT1300*
120
10
100
–
3
Selectable 3.3V/5V Out
LT1301
120
10
100
–
3
Selectable 5V/12V Out
1000 LT1302
200
10
100
–
5
Highest Power Output
12
60
LT1107-12
300
47
33
47
4
Surface Mount
LT1108-12
110 150 100
47
4
Lowest IQ
75
LT1301
120
10
100
–
3
Selectable 5V/12V
*LT1303 is functionally similar to LT1300/01, but has low-battery detection circuitry.
3
VCC
VPP1
G1
VPP2
G2
ON/OFF
GND
PGND
SW
D
S
BSS84
D
S
BSS84
POWER ON
LT1106 TA01
12/5
SOFT START
AVPP
1M
0.1
F
3/5 DETECT
VPP VALID
1
F
D1
L1
10
H
1
F
VPP1
VPP2
VCC
3.3V/5V
LT1106
VPP VALID
3/5
12V/60mA
0.1
F
0.1
F
FOR TYPE I CARDS:
L1 = COILTRONICS CTX02-11238, DALE ILS-3825-0 (1.19mm MAX HEIGHT)
D1 = 4 BAT54Cs IN PARALLEL (PHILIPS), 1.1mm MAX HEIGHT
FOR TYPE II CARDS:
L1 = MURATA ERIE LQH3C100K04M00 (2.2mm MAX HEIGHT)
D1 = PHILIPS PRLL5818 (2.1mm MAX HEIGHT) OR MOTOROLA MBR0520LT
TSSOP
PACKAGE!!
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| LTC1143L | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual High Efficiency SO-16 Step-Down Switching Regulator Controllers |
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| LTC1143LCS | 功能描述:IC REG CTRLR BUCK PWM CM 16-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:4,500 系列:PowerWise® PWM 型:控制器 输出数:1 频率 - 最大:1MHz 占空比:95% 电源电压:2.8 V ~ 5.5 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:6-WDFN 裸露焊盘 包装:带卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名称:LM1771SSDX |
| LTC1143LCS#PBF | 功能描述:IC REG CTRLR BUCK PWM CM 16-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:4,500 系列:PowerWise® PWM 型:控制器 输出数:1 频率 - 最大:1MHz 占空比:95% 电源电压:2.8 V ~ 5.5 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:6-WDFN 裸露焊盘 包装:带卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名称:LM1771SSDX |
| LTC1143LCS#TR | 功能描述:IC REG CTRLR BUCK PWM CM 16-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:4,500 系列:PowerWise® PWM 型:控制器 输出数:1 频率 - 最大:1MHz 占空比:95% 电源电压:2.8 V ~ 5.5 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:6-WDFN 裸露焊盘 包装:带卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名称:LM1771SSDX |
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