參數(shù)資料
型號: LTC1983ES6-3
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 100mA REGULATED CHARGE-PUMP INVERTERS IN THINSOT
中文描述: 0.125 A SWITCHED CAPACITOR REGULATOR, 900 kHz SWITCHING FREQ-MAX, PDSO6
封裝: 1 MM HEIGHT, PLASTIC, MO-193, TSOT-23, 6 PIN
文件頁數(shù): 9/12頁
文件大?。?/td> 188K
代理商: LTC1983ES6-3
LTC1983-3/LTC1983-5
9
sn1983 1983fs
problem in the low I
Q
mode, it is necessary to switch the
part in and out of shutdown at the minimum allowable
frequency (refer to Figure 3) for a given output load.
General Layout Considerations
Due to the high switching frequency and high transient
currents produced by the LTC1983, careful board layout is
a must. A clean board layout using a ground plane and
short connections to all capacitors will improve perfor-
mance and ensure proper regulation under all conditions
(refer to Figures 4a and 4b). You will not get advertised
performance with careless layout.
Figure 3
OUTPUT CURRENT (
μ
A)
1
10
100
1000
M
1000
1983 F03b
1
10
100
SHDN ON PULSE WIDTH = 200
μ
s
C
OUT
= 10
μ
F
Figure 4a. Recommended Component
Placement for a Single Layer Board
Figure 4b. Recommended Component
Placement for a Double Layer Board
1 V
IN
2 V
OUT
3 C
+
SHDN 6
GND 5
C
4
C
OUT
C
FLY
V
IN
: 2.3V TO 5.5V
V
OUT
1983 F04a
C
IN
1 V
IN
2 V
OUT
3 C
+
SHDN 6
GND 5
C
4
C
IN
C
OUT
C
FLY
V
OUT
1983 F04b
BOTTOM LAYER
TOP LAYER
OPERATIOU
(Refer to Block Diagram)
相關(guān)PDF資料
PDF描述
LTC1983ES6-5 100mA REGULATED CHARGE-PUMP INVERTERS IN THINSOT
LTPC 100mA REGULATED CHARGE-PUMP INVERTERS IN THINSOT
LTYB 100mA REGULATED CHARGE-PUMP INVERTERS IN THINSOT
LTC1985-1.8 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors
LTC1985ES5-1.8 Micropower Precision Triple Supply Monitor with Push-Pull Reset Output in a 5-Lead SOT-23 Package
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