LTC1628CG-SYNC#TR Linear Technology, LTC1628CG-SYNC#TR Datasheet - Page 7

• Manufacturer Part Number: LTC1628CG-SYNC#TR
• Description: IC REG SW 2PH SYNC STPDWN 28SSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC1628CG-SYNC#TR

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: Adj to 0.8V
• Current - Output: 3A
• Frequency - Switching: 140kHz ~ 310kHz
• Voltage - Input: 3.5 ~ 30 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

TYPICAL PERFOR A CE CHARACTERISTICS
31
25
35
33
29
27
–50 –25
Current Sense Pin Input Current
vs Temperature
V
OUT
= 5V
0
TEMPERATURE (°C)
3.50
3.45
3.20
3.40
3.35
3.30
3.25
25
–50
Undervoltage Lockout
vs Temperature
50
–25
75
W
0
TEMPERATURE (°C)
100
1628 G26
25
U
125
50
75
10
6
0
8
4
2
100
–50 –25
EXTV
vs Temperature
1628 G29
125
CC
Switch Resistance
0
TEMPERATURE (°C)
25
50
75
4.5
4.0
3.5
3.0
2.5
2.0
1.0
1.5
0.5
0
100
–50
Shutdown Latch Thresholds
vs Temperature
1628 G27
125
–25
0
TEMPERATURE (°C)
THRESHOLD
350
200
150
100
300
250
LATCHOFF
25
50
0
– 50
Oscillator Frequency
vs Temperature
LATCH ARMING
LTC1628-SYNC
50
– 25
75
0
TEMPERATURE (°C)
100
1628 G30
V
25
V
V
PLLFLTR
PLLFLTR
PLLFLTR
125
50
= 1.2V
= 5V
= 0V
75
100
1628syncfa
1628 G28
7
125