NCP1216AD100R2 ON Semiconductor, NCP1216AD100R2 Datasheet - Page 15
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NCP1216AD100R2
Manufacturer Part Number
NCP1216AD100R2
Description
IC CTRLR PWM CM OTP HV 8SOIC
Manufacturer
ON Semiconductor
Datasheet
1.NCP1216AP100G.pdf
(18 pages)
Specifications of NCP1216AD100R2
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)
Duty Cycle (max)
50 %
Mounting Style
SMD/SMT
Switching Frequency
110 KHz
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
NCP1216AD100R2G
Manufacturer:
ON Semiconductor
Quantity:
800
Soft−Start − NCP1216A 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 1ms 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 also
CC
The NCP1216A features an internal 1.0 ms soft−start
reaches V
+
C
bulk
CCOFF
Figure 29. Soft−start is activated during a startup sequence or an OCP condition
Figure 27.
1
2
3
4
, the peak current is gradually
8
7
6
5
A simple resistor in series avoids any latchup in the controller
or one diode forces V
+
R
> 4.7 k
CV
bulk
CC
http://onsemi.com
CC
15
to reach V
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
or 5.6 V, the latchoff voltage occurring during OCP.
Figure 29 portrays the soft−start behavior. The time scales
are purposely shifted to offer a better zoom portion.
CC
ramps up either from zero (fresh power−on sequence)
CCON
sooner.
+
C
bulk
1
2
3
4
Figure 28.
8
7
6
5
+
D3
1N4007
CV
CC