NCP1055ST44T3G ON Semiconductor, NCP1055ST44T3G Datasheet - Page 3

• Manufacturer Part Number: NCP1055ST44T3G
• Description: IC CONV PWM UVLO HV SOT223-4
• Manufacturer: ON Semiconductor
• Type: Monolithic High Voltage Regulatorsr

Specifications of NCP1055ST44T3G

• Output Isolation: Isolated
• Frequency Range: 37 ~ 47kHz
• Voltage - Input: 7.5 ~ 10 V
• Voltage - Output: 700V
• Power (watts): 40W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: TO-261-4, TO-261AA, SOT-223-4
• Input Voltage Range: - 0.3 V to + 10 V
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: NCP1055ST44T3GOS; NCP1055ST44T3GOS; NCP1055ST44T3GOSTR

V
Fault Timing/
V
Control
CC
CO
AC Line
Input
+
Bypass/
Sweep
Control
Input
V
CC
10 V
48 mA
48 mA
V
10 V
CC
2.6 V
3.3 V
+
+
Undervoltage
Lockout
I
I
H
H
+
+
= 10 mA
= 10 mA
Startup/V
+
−
7.5/8.5 V
−
+
4.5 V
+
Figure 2. Representative Block Diagram
CC
Reg
http://onsemi.com
Shutdown
Ground
Oscillator
Detector
Thermal
Fault
3
Current Limit
Comparator
Startup
Circuit
Turn On
Latch
R
S
Snubber
S
R
Q
Q
+
−
Fault
Latch
Turn Off
+
Ck
Latch
R
Power Switch Circuit Output
Leading Edge
Internal Bi-
Q
Blanking
as
Driver
+
R
SENSE
Power
Switch
Circuit
Converter
DC Output
+
−