LTC3770EUH#TR Linear Technology, LTC3770EUH#TR Datasheet - Page 6

• Manufacturer Part Number: LTC3770EUH#TR
• Manufacturer: Linear Technology

Specifications of LTC3770EUH#TR

• Lead Free Status / RoHS Status: Not Compliant

LTC3770
TYPICAL PERFORMANCE CHARACTERISTICS
6
500mV/DIV
TRACK/SS
AND V
2V/DIV
100
95
90
85
80
75
70
65
60
55
50
V
OUT
0.01
FB
Effi ciency vs Load Current
FIGURE 12 CIRCUIT
Track Up
FIGURE 12 CIRCUIT
DISCONTINUOUS
MODE
LOAD CURRENT (A)
0.1
100
250ms/DIV
95
90
85
80
75
70
CONTINUOUS
MODE
Effi ciency vs Input Voltage
0
FCB = 5V
FIGURE 12 CIRCUIT
1
TRACK/SS
5
V
V
OUT
FB
INPUT VOLTAGE (V)
10
3770 G16
3770 G13
10
I
LOAD
15
= 1A
500mV/DIV
TRACK/SS
I
20
AND V
LOAD
2V/DIV
2.5
2.0
1.5
1.0
0.5
V
0
OUT
= 10A
FB
0
I
25
FIGURE 12 CIRCUIT
TH
CONTINUOUS
MODE
Track Down
FIGURE 12 CIRCUIT
DISCONTINUOUS
MODE
3770 G19
Voltage vs Load Current
TRACK/SS
2
30
V
V
OUT
FB
LOAD CURRENT (A)
4
250ms/DIV
6
8
500
450
400
350
300
250
200
150
100
50
0
10
0
Frequency vs Load Current
FIGURE 12 CIRCUIT
3770 G17
DISCONTINUOUS
MODE
3770 G14
CONTINUOUS
MODE
12
2
100mV/DIV
LOAD CURRENT (A)
0A TO 10A
4
5A/DIV
480
460
440
420
400
380
360
340
320
300
STEP
V
OUT
I
6
L
0
Frequency vs Input Voltage
FCB = 0V
FIGURE 12 CIRCUIT
Transient Response
FIGURE 12 CIRCUIT
8
5
INPUT VOLTAGE (V)
10
10
I
I
3770 G20
OUT
OUT
20μs/DIV
12
= 10A
= 0A
15
20
25
3770 G18
3770fc
3770 G15
30