NCP1338DR2G ON Semiconductor, NCP1338DR2G Datasheet - Page 8

• Manufacturer Part Number: NCP1338DR2G
• Description: IC CTRLR PWM CM OVP 8SOIC
• Manufacturer: ON Semiconductor

Specifications of NCP1338DR2G

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 130kHz
• Voltage - Supply: 11 V ~ 20 V
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 8-SOIC (3.9mm Width, 7 Lead)
• Frequency-max: 130kHz
• Output Voltage: - 0.3 V to + 20 V
• Output Current: 500 mA
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 125 C
• Fall Time: 20 ns
• Minimum Operating Temperature: - 40 C
• Rise Time: 50 ns
• Synchronous Pin: No
• Topology: Flyback
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Duty Cycle: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Setpoint
TIMER
FAULT
VCC
V
VCC
CS
V
80 ms
CSLimit
V
CS
CSstby
Fault
CC
MIN
ON
SS
At startup, a 4.0 ms soft−start is activated.
If the current Setpoint is above the fault
level, FAULT flag is raised.
When FAULT is activated,
the 80 ms timer starts.
Figure 3. Startup Sequence
http://onsemi.com
Timing Diagrams
8
When the timer ends, if FAULT is not activated
anymore, the controller works normally.