參數(shù)資料
型號： LTC1753CSW
廠商： LINEAR TECHNOLOGY CORP
元件分類： 穩(wěn)壓器
英文描述： 10-Bit D-Type Transparent Read-Back Latches 24-SOIC 0 to 70
中文描述： SWITCHING CONTROLLER, 350 kHz SWITCHING FREQ-MAX, PDSO20
封裝： 0.300 INCH, PLASTIC, SO-20
文件頁數(shù)： 2/24頁
文件大?。?/td> 269K
代理商： LTC1753CSW
2
LTC1753
ORDER PART
NUMBER
Consult factory for Industrial and Military grade parts.
T
JMAX
= 125
°
C,
θ
JA
= 100
°
C/W (G)
T
JMAX
= 125
°
C,
θ
JA
= 100
°
C/W (SW)
1
2
3
4
5
6
7
8
9
10
TOP VIEW
G PACKAGE
20-LEAD PLASTIC SSOP
SW PACKAGE
20-LEAD PLASTIC SO
20
19
18
17
16
15
14
13
12
11
G2
PV
CC
GND
SGND
V
CC
SENSE
I
MAX
I
FB
SS
COMP
G1
OUTEN
VID0
VID1
VID2
VID3
VID4
PWRGD
FAULT
V
FB
LTC1753CG
LTC1753CSW
(Note 1)
Supply Voltage
V
CC
........................................................................ 7V
PV
CC
................................................................... 14V
Input Voltage
I
FB
(Note 2)............................................ PV
CC
+ 0.3V
I
MAX
........................................................ –0.3V to 9V
All Other Inputs ...................... –0.3V to (V
CC
+ 0.3V)
Digital Output Voltage................................. –0.3V to 9V
I
FB
Input Current (Notes 2, 3) .......................... –100mA
Junction Temperature.......................................... 125
°
C
Operating Temperature Range.....................0
°
C to 70
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec.).................300
°
C
SYMBOL
V
CC
PV
CC
V
FB
PARAMETER
Supply Voltage
Supply Voltage for G1, G2
Internal Feedback Voltage
CONDITIONS
MIN
4.5
TYP
MAX
6
13.2
UNITS
G
V
V
V
V
V
G
1.3V Output Voltage
2.1V Initial Output Voltage
3.5V Initial Output Voltage
With Respect to Rated Output Voltage (Figure 2)
0.5
0.8
1.34
V
OUT
1.3V Initial Output Voltage
1.8V Initial Output Voltage
2.8V Initial Output Voltage
3.5V Initial Output Voltage
1.3V Initial Output Voltage
1.8V Initial Output Voltage
2.8V Initial Output Voltage
3.5V Initial Output Voltage
Output Load Regulation
Output Line Regulation
Positive Power Good Trip Point
Negative Power Good Trip Point
FAULT Trip Point
Operating Supply Current
Shutdown Supply Current
Supply Current
–20 (–1.5%)
– 27 (–1.5%)
– 42 (–1.5%)
– 52 (–1.5%)
–26 (–2%)
– 36 (–2%)
– 56 (–2%)
– 70 (–2%)
20 (+1.5%)
27 (+1.5%)
42 (+1.5%)
52 (+1.5%)
26 (+2%)
36 (+2%)
56 (+2%)
70 (+2%)
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
%
%
%
μ
A
μ
A
mA
μ
A
kHz
G
G
G
G
V
OUT
I
OUT
= 0 to 14A (Figure 2)
V
IN
= 4.75V to 5.25V, I
OUT
= 0 (Figure 2)
% Above Output Voltage (Note 4) (Figure 2)
% Below Output Voltage (Note 4) (Figure 2)
% Above Output Voltage (Note 4) (Figure 2)
OUTEN = V
CC
= 5V (Note 5)(Figure 3)
OUTEN = 0, VID0 to VID4 Floating (Figure 3)
PV
CC
= 12V, OUTEN = V
CC
(Note 6) (Figure 3)
PV
CC
= 12V, OUTEN = 0, VID0 to VID4 Floating
(Figure 4)
(Note 11)
(Note 11)
–5
±
1
3
–3
13
800
130
15
1
300
1.8
2.8
V
PWRGD
G
G
6
–6
8
V
FAULT
I
CC
G
18
1200
250
G
G
I
PVCC
f
OSC
V
SAWL
V
SAWH
Internal Oscillator Frequency
V
COMP
at Minimum Duty Cycle
V
COMP
at Maximum Duty Cycle
G
250
350
V
V
ABSOLUTEW
W
W
U
PACKAGE/ORDER U
U
W
ELECTRICAL CHARACTERISTICS
The
G
denotes specifications which apply over the full operating temperature range, otherwise specifications are at T
A
= 25
°
C.
V
CC
= 5V, PV
CC
= 12V, unless otherwise noted. (Note 3)
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