ltc3850gn-2 Linear Technology Corporation, ltc3850gn-2 Datasheet - Page 7

• Manufacturer Part Number: ltc3850gn-2
• Description: Dual, 2-phase Synchronous Step-down Switching Controller
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
1.5
1.4
1.3
1.2
1.1
1.0
5
4
3
2
1
0
–50
–50
Shutdown (RUN) Threshold
vs Temperature
Undervoltage Lockout Threshold
(INTV
–25
–25
CC
) vs Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
FALLING
50
40
30
20
10
RISING
0
–50
OFF
ON
25
25
Shutdown Current
vs Temperature
V
IN
= 15V
–25
50
50
TEMPERATURE (°C)
75
75
0
38502 G18
38502 G21
100
100
25
50
806
804
802
800
798
796
794
420
410
400
390
380
–50
75
Regulated Feedback Voltage
vs Temperature
Oscillator Frequency
vs Input Voltage
5
38502 G24
100
–25
10
TEMPERATURE (°C)
INPUT VOLTAGE (V)
0
25
15
50
5
4
3
2
1
0
–50
20
Quiescent Current
vs Temperature without EXTV
75
38502 G19
–25
38502 G22
100
25
TEMPERATURE (°C)
0
25
900
800
700
600
500
400
300
200
50
40
30
10
20
0
–50
Shutdown Current
vs Input Voltage
5
Oscillator Frequency
vs Temperature
50
–25
75
10
CC
38502 G25
TEMPERATURE (°C)
INPUT VOLTAGE (V)
V
0
LTC3850-2
FREQ
V
100
V
FREQ
FREQ
= INTV
25
15
= 1.2V
= 0V
CC
50
20
75
38502 G20
38502 G23
38502f
7
100
25