參數(shù)資料
型號(hào): LTC1553LCG
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: Advanced,Self-Calibrating, Precision, Dual Operational Amplifier 8-SOIC -40 to 125
中文描述: SWITCHING CONTROLLER, 350 kHz SWITCHING FREQ-MAX, PDSO20
封裝: 0.209 INCH, PLASTIC, SSOP-20
文件頁(yè)數(shù): 19/20頁(yè)
文件大?。?/td> 370K
代理商: LTC1553LCG
19
LTC1553L
APPLICATIO
S I
FOR
ATIO
U
W
U
U
G Package
20-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
Dimension in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTIO
N
U
Figure 11. Single Supply LTC1553L 5V to 1.8V-3.5V Application with Thermal Monitor
PWRGD
FAULT
OT
VID0 TO VID4
OUTEN
COMP
SS
SGND
SENSE
Q1*
Q2*
V
CC
PV
CC
V
IN
5V
L
O
2
μ
H
18A
LTC1553L
G1
I
FB
G2
0.1
μ
F
5V
1.8k
1553L F11
C
C
0.01
μ
F
R
C
8.2k
5.6k
5.6k
5.6k
C
SS
0.1
μ
F
0.1
μ
F
0.1
μ
F
20
1N5817
10
μ
F
GND
I
MAX
2.7k
C
IN
**
1200
μ
F
×
4
v
OUT
C
OUT
330
μ
F
×
7
+
+
C1
150pF
+
5
PENTIUM
II
SYSTEM
DALE
NTHS-1206N02
MOUNT THERMISTER
IN CLOSE THERMAL
PROXIMITY TO Q1
*SILICONIX SUD50N03-10
*SANYO 10MV1200GX
COILTRONICS CTX02-13198 OR
AVX TPSE337M006R0100
G20 SSOP 0595
0.005 – 0.009
(0.13 – 0.22)
0
°
– 8
°
0.022 – 0.037
(0.55 – 0.95)
0.205 – 0.212**
(5.20 – 5.38)
0.301 – 0.311
(7.65 – 7.90)
1
2
3
4
5
6
7
8
9 10
0.278 – 0.289*
(7.07 – 7.33)
17
18
16
14 13 12 11
15
19
20
0.068 – 0.078
(1.73 – 1.99)
0.002 – 0.008
(0.05 – 0.21)
0.0256
(0.65)
BSC
0.010 – 0.015
(0.25 – 0.38)
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
*
**
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