LTC1530CS8-2.5 Linear Technology, LTC1530CS8-2.5 Datasheet - Page 5

• Manufacturer Part Number: LTC1530CS8-2.5
• Description: IC SW REG CNTRLR SYNC 2.5V 8SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC1530CS8-2.5

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2.5V
• Current - Output: 20A
• Frequency - Switching: 300kHz
• Voltage - Input: 3.3V, 5V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

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