LT1373CS8#PBF Linear Technology, LT1373CS8#PBF Datasheet - Page 4

• Manufacturer Part Number: LT1373CS8#PBF
• Description: IC SWTCHNG REG 1.5A HI-EFF 8SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost), Inverting, Cuk, Flyback, Forward Converterr

Specifications of LT1373CS8#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 35 V
• Current - Output: 1.5A
• Frequency - Switching: 250kHz
• Voltage - Input: 2.7 ~ 25 V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Pin Count: 8
• Input Voltage: 25V
• Output Voltage: 1.245 to 35V
• Switching Freq: 275kHz
• Output Current: 2.7A
• Package Type: SOIC N
• Output Type: Adjustable
• Switching Regulator: Yes
• Line Regulation: 0.05%/V
• Mounting: Surface Mount
• Input Voltage (min): 2.7V
• Operating Temperature Classification: Commercial
• Primary Input Voltage: 25V
• No. Of Outputs: 1
• No. Of Pins: 8
• Operating Temperature Range: 0°C To +125°C
• Msl: MSL 1 - Unlimited
• Supply Voltage Range: 2.7V To 25V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Compliant

LT1373
TYPICAL PERFOR A CE CHARACTERISTICS
4
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.4
0.6
20
18
16
14
12
10
–1
–2
–3
–4
–5
8
6
4
2
0
5
4
3
2
1
0
–50
–50
–1
Shutdown Delay and Threshold
vs Temperature
S/S Pin Input Current
vs Voltage
V
Clamp Voltage vs Temperature
V
C
IN
SHUTDOWN
–25
–25
0
Pin Threshold and High
= 5V
1
DELAY
0
0
S/S PIN VOLTAGE (V)
TEMPERATURE ( C)
2
TEMPERATURE ( C)
V
SHUTDOWN
THRESHOLD
C
25
25
3
HIGH CLAMP
V
C
50
THRESHOLD
50
4
5
75
75
6
100 125 150
100 125 150
W
7
LT1373 • G04
LT1373 • G07
LT1373 • G10
8
U
9
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
400
350
300
250
200
150
100
110
100
50
90
80
70
60
50
40
30
20
10
0
–50
1.5
3.0
2.5
2.0
0.5
1.0
Switching Frequency
vs Feedback Pin Voltage
0
Feedback Input Current
vs Temperature
0
–50
V
FB
Minimum Synchronization
Voltage vs Temperature
0.1
–25
f
SYNC
= V
–25
0.2
REF
FEEDBACK PIN VOLTAGE (V)
= 330kHz
0
0.3
TEMPERATURE ( C)
0
TEMPERATURE ( C)
25
0.4
25
0.5
50
50
0.6
75
0.7
75
100
0.8
100
LT1373 • G11
LT1373 • G08
125
0.9
LT1373 • G05
125
150
1.0
150
–25
–50
–20
100
–75
500
400
300
200
100
–10
–12
–14
–16
–18
–4
–6
–8
75
50
25
–2
0
0
0
–50
–50
Error Amplifier Output Current
vs Feedback Pin Voltage
Error Amplifier Transconductance
vs Temperature
Negative Feedback Input
Current vs Temperature
V
–0.3
NFB
–25
–25
= V
FEEDBACK PIN VOLTAGE (V)
NFR
125 C
0
0
–0.2
TEMPERATURE ( C)
TEMPERATURE ( C)
25
25
–0.1
25 C
50
50
–55 C
75
75
V
REF
g
m
100 125 150
100 125 150
=
LT1373 • G06
LT1373 • G09
LT1373 • G12
V (FB)
I (V
0.1
C
)