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LTC1530CS8 数据表(PDF) 5 Page - Linear Technology

部件名 LTC1530CS8
功能描述  High Power Synchronous Switching Regulator Controller
PDF  24 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC1530CS8 数据表(HTML) 5 Page - Linear Technology

  LTC1530CS8 Datasheet HTML 1Page - Linear Technology LTC1530CS8 Datasheet HTML 2Page - Linear Technology LTC1530CS8 Datasheet HTML 3Page - Linear Technology LTC1530CS8 Datasheet HTML 4Page - Linear Technology LTC1530CS8 Datasheet HTML 5Page - Linear Technology LTC1530CS8 Datasheet HTML 6Page - Linear Technology LTC1530CS8 Datasheet HTML 7Page - Linear Technology LTC1530CS8 Datasheet HTML 8Page - Linear Technology LTC1530CS8 Datasheet HTML 9Page - Linear Technology Next Button
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5
LTC1530
PVCC Shutdown Supply Current
vs Temperature
PVCC Supply Current
vs Gate Capacitance
Shutdown Threshold Voltage
vs Temperature
Output Overcurrent Protection
Transient Response
50
µs/DIV
1530 G18
2A/DIV
50mV/DIV
Error Amplifier Open-Loop Gain
vs Temperature
Oscillator Frequency
vs Temperature
Maximum G1 Duty Cycle
vs Ambient Temperature
IMAX Sink Current vs Temperature
TEMPERATURE (
°C)
–55
60
55
50
45
40
–15
25
45
125
1530 G10
–35
5
65
85 105
TEMPERATURE (
°C)
–55
350
340
330
320
310
300
290
280
270
260
250
–15
25
45
125
1530 G11
–35
5
65
85 105
AMBIENT TEMPERATURE (
°C)
–55
92
90
88
86
84
82
80
78
–15
25
45
125
1530 G12
–35
5
65
85 105
THERMAL SHUTDOWN OCCURS
BEYOND THESE POINTS
G1, G2
CAPACITANCE
= 1000pF
PVCC = 12V
fOSC = 300kHz
7700pF
5500pF
3300pF
2200pF
TEMPERATURE (
°C)
–55
300
280
260
240
220
200
180
160
140
120
–15
25
45
125
1530 G13
–35
5
65
85 105
PVCC = 12V
G1, G2 ARE NOT SWITCHING
GATE CAPACITANCE (nF)
0
6
1530 G14
24
8
70
60
50
40
30
20
10
0
1357
PVCC = 12V
TA = 25°C
GATE CAPACITANCE = CG1 = CG2
TEMPERATURE (
°C)
–55
80
75
70
65
60
55
50
45
40
35
30
–15
25
45
125
1530 G15
–35
5
65
85 105
PVCC = 12V
OUTPUT CURRENT (A)
0
3.0
2.5
2.0
1.5
1.0
0.5
0
8
1530 G17
2
13
5
7
9
4
6
10
SHORT-CIRCUIT
CURRENT
PVCC = 12V
TA = 25°C
REFER TO
FIGURE 2
TEMPERATURE (
°C)
–55
250
200
150
100
50
0
–15
25
45
125
1530 G16
–35
5
65
85 105
PVCC = 12V
MEASURED AT
COMP PIN
TYPICAL PERFOR A CE CHARACTERISTICS



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