NCP1443T ON Semiconductor, NCP1443T Datasheet - Page 2

• Manufacturer Part Number: NCP1443T
• Description: IC REG 4A 280KHZ NEG TO220-7
• Manufacturer: ON Semiconductor
• Type: Step-Up (Boost), Inverting, Flyback, Forward Converter, Sepicr

Specifications of NCP1443T

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adjustable
• Current - Output: 4A
• Frequency - Switching: 280kHz
• Voltage - Input: 2.7 ~ 30 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: TO-220-7 (Straight Leads)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Other names: NCP1443TOS

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. 60 second maximum above 183°C.
MAXIMUM RATINGS
MAXIMUM RATINGS
Thermal Resistance Junction−to−Air, TO220−7 Version In Air (Socketed)
Thermal Resistance Junction−to−Air, TO220−7 Version
Thermal Resistance Junction−to−Air, PowerFLEX on 2.1 sq. in. 1 oz.
Junction Temperature Range, T
Storage Temperature Range, T
Lead Temperature Soldering: Reflow (Note 1)
ESD, Human Body Model
IC Power Input
Shutdown/Sync
Loop Compensation
Voltage Feedback Input
Negative Feedback Input
(Transient, 10 ms)
Test Pin
Ground
Switch Input
Pin Name
GND
3.3 V
220 pF
+
33 mF
0.01 mF
STORAGE
J
+
33 mF
(NCP1442/4 only)
(NCP1443/5 only)
5.1 k
Pin Symbol
Figure 1. Application Diagram − NCP1442/4,
SS
GND
NFB
V
V
Test
SS
V
FB
SW
CC
C
+
33 mF
3.3 V to 5.0 V/1.5 A Boost Converter
6
3
1
SS
V
NC
Rating
C
V
On Cold Plate (25°C)
CC
http://onsemi.com
7
GND
V
V
6.0 V
6.0 V
0.3 V
SW
30 V
30 V
10 V
10 V
40 V
FB
10 mH
MAX
2
5
4
2
V
SW
−0.3 V
−0.3 V
−0.3 V
−0.3 V
−0.3 V
−0.3 V
−0.3 V
−10 V
V
MBRS320T3
MIN
22 k
7.5 k
+
33 mF
I
SOURCE
1.0 mA
1.0 mA
1.0 mA
1.0 mA
10 mA
10 mA
9.0 A
N/A
+
33 mF
5 V
−65 to +150
0 to +150
230 Peak
+
33 mF
Value
OUT
66.7
1.45
53.8
2.0
GND
/1.5 A
200 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
10 mA
10 mA
I
9.0 A
SINK
°C/W
°C/W
Unit
°C
°C
°C
kV