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參數(shù)資料
| 型號(hào)： | LT1109-12 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | Micropower Low Cost DC/DC Converter Adjustable and Fixed 5V, 12V |
| 中文描述： | 微低成本DC / DC轉(zhuǎn)換器可調(diào)節(jié)和固定5V，12V的 |
| 文件頁(yè)數(shù)： | 2/8頁(yè) |
| 文件大小： | 212K |
| 代理商： | LT1109-12 |
LT1109
2
SYMBOL
I
Q
PARAMETER
Quiescent Current
Minimum Start-Up Voltage
at V
OUT
Pin (Z Package)
Input Voltage (N8, S8 Package)
Comparative Trip Point Voltage
Output Voltage
CONDITIONS
Switch Off
MIN
TYP
320
MAX
550
UNITS
G
μ
A
1.6
V
V
IN
G
3
V
V
V
V
LT1109
LT1109-5; 3V
≤
V
IN
≤
5V
LT1109-12; 3V
≤
V
IN
≤
12V
LT1109
LT1109-5
LT1109-12
G
1.20
4.75
11.52
1.25
5.00
12.00
8
25
60
120
1.30
5.25
12.55
12.5
50
120
140
150
5.3
5.5
60
0.7
0.8
V
OUT
G
G
Comparator Hysteresis
Output Voltage Ripple
G
mV
mV
mV
kHz
kHz
μ
s
μ
s
%
G
G
f
OSC
Oscillator Frequency
100
90
3.3
3.0
45
G
t
ON
Switch ON Time
4.2
G
DC
V
CESAT
Duty Cycle
Switch Saturation Voltage
Full Load
I
SW
= 500mA
LT1109-5: V
IN
= 3V; LT1109-12: V
IN
= 5V
G
50
0.4
0.5
V
V
G
T
A
= 25
°
C, V
IN
= 3V (LT1109CN8, LT1109CS8), unless otherwise specified.
ELECTRICAL C
HARA TERISTICS
U
PACKAGE/ORDER U
1
2
3
4
8
7
6
5
TOP VIEW
VIN
NC
SW
GND
SENSE
SHUTDOWN
NC
NC
N8 PACKAGE
8-LEAD PLASTIC DIP
LT1109 PO102
1
2
3
4
8
7
6
5
TOP VIEW
SENSE
SHUTDOWN
NC
NC
V
IN
NC
SW
GND
S8 PACKAGE
8-LEAD PLASTIC SOIC
LT1109 PO103
T
JMAX
= 100
°
C,
θ
JA
= 130
°
C/W
T
JMAX
= 100
°
C,
θ
JA
= 150
°
C/W
T
JMAX
= 100
°
C,
θ
JA
= 160
°
C/W
GND
2
SW
3
1
Z PACKAGE
3-LEAD TO-92 PLASTIC
BOTTOM VIEW
OUT
V
LT1109 POI01
LT1109CZ-5
LT1109CZ-12
ORDER PART
NUMBER
ORDER PART
NUMBER
S8 PART
MARKING
ORDER PART
NUMBER
LT1109CS8
LT1109CS8-5
LT1109CS8-12
LT1109CN8
LT1109CN8-5
LT1109CN8-12
1109
10905
10912
Operating Temperature Range.....................0
°
C to 70
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec.).................300
°
C
Switch Current........................................................ 1.2A
A
(Voltages Referred to GND Pin)
Supply Voltage (V
OUT
) .............................. –0.4V to 20V
SW Pin Voltage..........................................–0.4V to 50V
SHUTDOWN Pin Voltage......................................... 6.0V
Maximum Power Dissipation............................. 300mW
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LT1109CS8 | Micropower Low Cost DC/DC Converter Adjustable and Fixed 5V, 12V |
| LT1109CN8 | Micropower Low Cost DC/DC Converter Adjustable and Fixed 5V, 12V |
| LT1109CZ-12 | Micropower Low Cost DC/DC Converter Adjustable and Fixed 5V, 12V |
| LT1109CZ-5 | Micropower Low Cost DC/DC Converter Adjustable and Fixed 5V, 12V |
| LT1109 | Micropower Low Cost DC/DC Converter Adjustable and Fixed 5V, 12V |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LT1109-5 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Micropower Low Cost DC/DC Converter Adjustable and Fixed 5V, 12V |
| LT1109A | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Micropower DC/DC Converter Flash Memory VPP Generator Adjustable and Fixed 5V, 12V |
| LT1109A_03 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Micropower DC/DC Converter Flash Memory VPP Generator Adjustable and Fixed 5V, 12V |
| LT1109A-12 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Micropower DC/DC Converter Flash Memory VPP Generator Adjustable and Fixed 5V, 12V |
| LT1109A-5 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Micropower DC/DC Converter Flash Memory VPP Generator Adjustable and Fixed 5V, 12V |
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