NCP1217D100R2 ON Semiconductor, NCP1217D100R2 Datasheet - Page 16

• Manufacturer Part Number: NCP1217D100R2
• Description: IC CTRLR PWM CM OVP HV 8SOIC
• Manufacturer: ON Semiconductor

Specifications of NCP1217D100R2

• Output Isolation: Isolated
• Frequency Range: 90 ~ 110kHz
• Voltage - Input: 10 ~ 16 V
• Operating Temperature: 0°C ~ 150°C
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Number Of Outputs: 1
• Duty Cycle (max): 74 %
• Output Current: 500 mA
• Mounting Style: SMD/SMT
• Switching Frequency: 100 KHz
• Operating Supply Voltage: 16 V
• Maximum Operating Temperature: + 150 C
• Fall Time: 20 ns
• Rise Time: 60 ns
• Synchronous Pin: No
• Topology: Flyback
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: NCP1217D100R2OS

Soft- -Start (NCP1217A only)
activated during the power on sequence (PON). As soon as
V
increased from nearly zero up to the maximum clamping
level (e.g. 1.0 V). This situation lasts during 1.0 ms and
further to that time period, the peak current limit is blocked
to 1.0 V until the supply enters regulation. The soft- -start is
CC
The NCP1217A features an internal 1.0 ms soft- -start
reaches VCC
Figure 30. Soft- -start is activated during a startup sequence or an OCP condition
OFF
, the peak current is gradually
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16
also activated during the Over Current Burst (OCP)
sequence. Every restart attempt is followed by a soft- -start
activation. Generally speaking, the soft- -start will be
activated when V
power- -on sequence) or 5.6 V, the latchoff voltage occurring
during OCP. Figure 30 portrays the soft- -start behavior. The
time scales are purposely shifted to offer a better zoom
portion.
CC
ramps up either from zero (fresh