參數(shù)資料
型號(hào): LTC3701EGN
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 2-Phase, Low Input Voltage, Dual Step-Down DC/DC Controller
中文描述: 1 A DUAL SWITCHING CONTROLLER, 890 kHz SWITCHING FREQ-MAX, PDSO16
封裝: 0.150 INCH, PLASTIC, SSOP-16
文件頁(yè)數(shù): 19/20頁(yè)
文件大小: 250K
代理商: LTC3701EGN
19
LTC3701
3701fa
GN16 (SSOP) 0502
1
2
3
4
5
6
7
8
.229 – .244
(5.817 – 6.198)
.150 – .157**
(3.810 – 3.988)
16 15 14 13
.189 – .196*
(4.801 – 4.978)
12 11 10 9
.016 – .050
(0.406 – 1.270)
.015
±
.004
(0.38
±
0.10)
×
45
°
0
°
– 8
°
TYP
.007 – .0098
(0.178 – 0.249)
.053 – .068
(1.351 – 1.727)
.008 – .012
(0.203 – 0.305)
.004 – .0098
(0.102 – 0.249)
.0250
(0.635)
BSC
.009
(0.229)
REF
.254 MIN
RECOMMENDED SOLDER PAD LAYOUT
.150 – .165
.0250 TYP
.0165
±
.0015
.045
±
.005
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
INCHES
(MILLIMETERS)
NOTE:
1. CONTROLLING DIMENSION: INCHES
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
TYPICAL APPLICATIO S
+
+
SENSE1
I
TH
/RUN1
V
FB1
SGND
V
FB2
I
TH
/RUN2
PLLLPF
SENSE2
SENSE1
+
V
IN
PGATE1
PGND
PGATE2
PGOOD
EXTCLK/MODE
SENSE2
+
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
LTC3701
C6 220pF
C4 220pF
R10
10k
R5
10k
10k
10nF
R6
78.7k
R8
80k
R9
100k
R7
169k
R1
0.012
L1
1.5
μ
H
D1
C1
47
μ
F
C2
10
μ
F
C5
47
μ
F
C1, C5: SANYO 6TPA47M
C2: TAIYO YUDEN LMK325BJ106K-T
R2
0.015
L2
1.5
μ
H
M1
M2
100k
D2
V
IN
3701 TA02
V
2.7V to 9.8V
V
2.5V
4A
GND
V
1.8V
4A
D1, D2: IR30BQ015
L1, L2: COILCRAFT DO3316P-152
M1, M2: Si9803DY
R1, R2: DALE 0.25W
1nF
1nF
1
μ
F
10
2-Phase, Synchronizable Dual Output Step-Down DC/DC Converter with 4A Output Currents
U
PACKAGE DESCRIPTIO
GN Package
16-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
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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