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LTC1430AC bảng dữ liệu(PDF) 2 Page - Linear Technology

tên linh kiện LTC1430AC
Giải thích chi tiết về linh kiện  High Power Step-Down Switching Regulator Controller
PDF  24 Pages
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Trang chủ  http://www.linear.com
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LTC1430AC bảng dữ liệu(HTML) 2 Page - Linear Technology

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LTC1430A
A
G
A
U
A
R
BSOLUTEXI
TI
S
Supply Voltage
VCC ....................................................................... 9V
PVCC1, 2 .............................................................. 13V
Input Voltage
IFB ......................................................... – 0.3V to 18V
All Other Inputs ...................... – 0.3V to (VCC + 0.3V)
Junction Temperature ........................................... 150
°C
Operating Temperature Range
LTC1430AC ............................................. 0
°C to 70°C
LTC1430AI ........................................ – 40
°C to 85°C
Storage Temperature Range ................ – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300
°C
PACKAGE/ORDER I FOR ATIO
ORDER
PART NUMBER
1
2
3
4
5
6
7
8
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SO
GN PACKAGE
16-LEAD PLASTIC SSOP
16
15
14
13
12
11
10
9
G1
PVCC1
PGND
GND
SENSE–
FB
SENSE+
SHDN
G2
PVCC2
VCC
IFB
IMAX
FREQSET
COMP
SS
TJMAX = 150°C, θJA = 130°C/W (GN)
TJMAX = 150°C, θJA = 110°C/W (S)
1
2
3
4
8
7
6
5
TOP VIEW
G1
PVCC1
GND
FB
G2
VCC/PVCC2
COMP
SHDN
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 150°C/W
S8 PART MARKING
1430A
LTC1430ACS8
LTC1430ACGN
LTC1430AIGN
LTC1430ACS
ORDER
PART NUMBER
Consult factory for Military grade parts.
ELECTRICAL CHARACTERISTICS
LTC1430AC
LTC1430AI
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
VCC
Supply Voltage
q
48
4
8
V
PVCC
PVCC1, PVCC2 Voltage
q
313
3
13
V
VOUT
Output Voltage
Figure 1
3.30
3.30
V
VFB
Feedback Voltage
SENSE
+ and SENSE– Floating ,
q
1.25 1.265 1.28
1.23 1.265 1.29
V
VCOMP = 2.5V
∆VOUT
Output Load Regulation
Figure 1, IOUT = 0A to 10A
5
5
mV
Output Line Regulation
Figure 1, VCC = 4.75V to 5.25V
1
1
mV
IVCC
Supply Current (VCC Only)
Figure 2, VSHDN = VCC
q
350
700
350
700
µA
VSHDN = 0V
1
10
1
10
µA
IPVCC
Supply Current (PVCC)
Figure 2, PVCC = 5V, VSHDN = VCC (Note 3)
1.5
1.5
mA
VSHDN = 0V
0.1
0.1
µA
fOSC
Internal Oscillator Frequency
FREQSET Floating
q
140
200
260
130
200
300
kHz
VCC = 5V, TA = 25°C (Note 2) unless otherwise noted.
(Note 1)



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