參數(shù)資料
型號(hào): LTC1429
廠商: Linear Technology Corporation
英文描述: Clock-Synchronized Switched Capacitor Regulated Voltage Inverter
中文描述: 時(shí)鐘同步開(kāi)關(guān)電容穩(wěn)壓電壓逆變器
文件頁(yè)數(shù): 2/12頁(yè)
文件大?。?/td> 275K
代理商: LTC1429
2
LTC1429
LTC1429CS8/LTC1429CS
MIN
TYP
1.20
1.24
600
600
SYMBOL
V
REF
I
S
PARAMETER
Reference Voltage
Supply Current
CONDITIONS
MAX
1.28
1500
1500
5
2000
2000
UNITS
G
V
V
CC
= 3.3V
V
CC
= 5V
V
SYNC/SD
= V
CC
or GND
V
CC
5V
V
CC
= 6.5V
G
G
G
μ
A
μ
A
μ
A
kHz
kHz
%
0.2
700
700
65
0.1
8
15
0.01
F
SYNC
Synchronous Clock Frequency (Note 8)
60
100
P
EFF
V
OL
I
REG
Power Efficiency
REG Output Low Voltage
REG Sink Current
I
REG
= 1mA
V
REG
= 0.8V, V
CC
= 3.3V
V
REG
= 0.8V, V
CC
= 5V
V
ADJ
= 1.24V (Note 5)
V
CC
= 5V
V
CC
= 5V
V
SYNC/SD
= V
CC
or GND
I
OUT
= 10mA
G
0.8
V
G
G
5
8
mA
mA
μ
A
I
ADJ
V
IH
V
IL
I
IN
T
ON
Adjust Pin Current
SYNC/SD Input High Voltage
SYNC/SD Input Low Voltage
SYNC/SD Input Current
Turn On Time
G
1
G
2.0
V
V
G
0.8
±
1
G
μ
A
μ
s
200
ABSOLUTE
AXI
U
RATIU
W
(Note 1)
Supply Voltage (Note 2)............................................. 9V
Output Voltage.............................................0.3V to –9V
Total Voltage, V
CC
to V
OUT
(Note 2) ......................... 12V
Input Voltage (SYNC/SD Pin) ...... –0.3V to (V
CC
+ 0.3V)
Input Voltage (REG Pin).............................–0.3V to 12V
W
W
PACKAGE/ORDER I
FOR
ATIO
W
U
U
LTC1429CS8-4*
ORDER PART
NUMBER
LTC1429CS
ORDER PART
NUMBER
T
JMAX
= 150
°
C,
θ
JA
= 150
°
C/W
S8 PART MARKING
Consult factory for Industrial and Military grade parts. *Contact factory for other output voltages or 8-pin adjustable parts.
V
CC
= 3V to 6.5V. C1 = C2 = 0.1
μ
F (Note 4), C
OUT
= 3.3
μ
F, F
SYNC
= 700kHz with 50% duty cycle square wave, unless otherwise noted.
Input Voltage (ADJ, RO-1, R
ADJ
)
.....................................(V
OUT
– 0.3V) to (V
CC
+ 0.3V)
Output Short Circuit Duration ..........................Indefinite
Operating Temperature Range.....................0
°
C to 70
°
C
Storage Temperature Range ................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
14294
ELECTRICAL CHARACTERISTICS
1
2
3
4
8
7
6
5
TOP VIEW
SYNC/SD
REG
OUT
COMP
V
CC
C1
+
C1
GND
S8 PACKAGE
8-LEAD PLASTIC SO
T
JMAX
= 150
°
C,
θ
JA
= 110
°
C/W
TOP VIEW
S PACKAGE
14-LEAD PLASTIC SO
1
2
3
4
5
6
7
14
13
12
11
10
9
8
NC
C1
+
C1
C2
+
C2
GND
R0
V
CC
SYNC/SD
REG
OUT
ADJ
R
ADJ
R1
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