LT1737CS Linear Technology, LT1737CS Datasheet - Page 4

• Manufacturer Part Number: LT1737CS
• Description: IC CTRLR ISOLATED FLYBACK 16SOIC
• Manufacturer: Linear Technology
• Type: Flybackr

Specifications of LT1737CS

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Frequency - Switching: 50kHz ~ 250kHz
• Voltage - Input: 4.1 ~ 20 V
• Operating Temperature: 0°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Output: -
• Voltage - Output: -
• Power - Output: -

LT1737
TYPICAL PERFOR A CE CHARACTERISTICS
4
1.0
0.8
0.6
0.4
0.2
4.3
4.2
4.1
4.0
3.9
3.8
13
12
11
10
9
8
0
–50
–50
Supply Current vs Temperature
Minimum Input Voltage vs
Temperature
V
1
GATE
–25
–25
vs I
0
0
SINK
TEMPERATURE (°C)
TEMPERATURE (°C)
10
I
25
25
SINK
T
A
(mA)
50
50
= 25°C
100
T
A
75
75
= 125°C
T
A
W
= –55°C
100
100
1737 G07
1737 G01
1737 G04
U
1000
125
125
125
100
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
75
50
25
–1
–2
–3
–4
–5
–6
0
1
0
0
–50
–50
Shutdown I
UVLO Pin Input Current vs
Temperature
1
V
CC
T
–25
–25
A
-V
= –55°C
GATE
0
0
T
TEMPERATURE (°C)
TEMPERATURE (°C)
A
CC
10
vs I
V
= 25°C
V
UVLO
I
UVLO
SOURCE
vs Temperature
25
25
SOURCE
= 1.2V
= 1.3V
50
50
(mA)
100
75
75
T
A
= 125°C
100
100
1737 G02
1737 G05
1737 G08
125
1000
125
115
110
105
100
1.0
0.9
0.8
0.7
0.6
0.5
0.4
3.0
2.5
2.0
1.5
1.0
0.5
95
90
85
0
–50
–50
–50
Shutdown Voltage (V
Temperature
Oscillator Frequency vs
Temperature
V
Threshold vs Temperature
C
SWITCHING THRESHOLD
Clamp Voltage, Switching
–25
–25
–25
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
25
25
25
CLAMP VOLTAGE
50
50
50
UVLO
75
75
75
) vs
100
100
100
1737 G03
1737 G06
1737 G09
1737fa
125
125
125