NCP1653A ON Semiconductor, NCP1653A Datasheet - Page 3

• Manufacturer Part Number: NCP1653A
• Description: Continuous Conduction Mode PFC Controller
• Manufacturer: ON Semiconductor

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. Guaranteed by design.
PIN FUNCTION DESCRIPTION
MAXIMUM RATINGS
FB, V
Drive Output (Pin 7)
Power Supply Voltage (Pin 8)
Transient Power Supply Voltage, Duration < 10 ms, IV
Power Dissipation and Thermal Characteristics
Operating Junction Temperature Range
Storage Temperature Range
Pin
1
2
3
4
5
6
7
8
Maximum Voltage Range
Maximum Current
Maximum Voltage Range
Maximum Current Range (Note 1)
Maximum Voltage Range
Maximum Current
P suffix, Plastic Package, Case 626
D suffix, Plastic Package, Case 751
A.
B.
control
This device series contains ESD protection and exceeds the following tests:
Pins 1−8: Human Body Model 2000 V per MIL−STD−883, Method 3015.
This device contains Latchup protection and exceeds ±100 mA per JEDEC Standard JESD78.
Symbol
FB / SD
V
Maximum Power Dissipation @ T
Thermal Resistance Junction−to−Air
Maximum Power Dissipation @ T
Thermal Resistance Junction−to−Air
GND
, In, CS, V
control
V
Drv
CS
V
In
CC
M
Machine Model Method 190 V.
M
Control Voltage /
The IC Ground
Supply Voltage
Input Voltage
Input Current
Pins (Pins 1−5)
Drive Output
Feedback /
Shutdown
Soft−Start
Multiplier
Voltage
Sense
Sense
Name
Rating
This pin receives a feedback current I
The current is for output regulation, output overvoltage protection (OVP), and output undervoltage
protection (UVP).
When I
When I
The voltage of this pin V
the circuit. This pin is connected to an external capacitor C
typically below 20 Hz to achieve near unity power factor.
The device provides no output when V
capacitor.
This pin sinks an input−voltage current I
The current I
product (I
pulling down V
This pin sources a current I
is for overcurrent protection (OCP), overpower limitation (OPL) and PFC duty cycle modulation.
When I
This pin provides a voltage V
PFC circuit is proportional to the resistor R
in average current−mode if an external capacitor C
operates in peak current−mode.
−
This pin provides an output to an external MOSFET.
This pin is the positive supply of the device. The operating range is between 8.75 V and 18 V with
UVLO start threshold 13.25 V.
A
A
= 70°C
= 70°C
FB
FB
S
goes above 200 mA, OCP is activated and the Drive Output is disabled.
S
goes above 107% I
goes below 8% I
⋅I
vac
NCP1653, NCP1653A
CC
vac
control
) goes above 3 nA
< 20 mA
is for overpower limitation (OPL) and PFC duty cycle modulation. When the
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indirectly to reduce the input power.
control
ref
S
3
, the device enters a low−consumption shutdown mode.
M
which is proportional to the inductor current I
ref
directly controls the input impedance and hence the power factor of
for the PFC duty cycle modulation. The input impedance of the
, OVP is activated and the Drive Output is disabled.
2
, OPL is activated and the Drive Output duty ratio is reduced by
FB
control
vac
which is proportional to the PFC circuit output voltage.
M
which is proportional to the RMS input voltage V
Function
externally connected to this pin. The device operates
= 0 V. Hence, C
Symbol
V
V
V
R
R
I
I
I
T
max
max
max
P
P
T
M
max
max
max
qJA
qJA
stg
D
D
J
is connected to the pin. Otherwise, it
control
control
to limit the V
also works as a soft−start
−40 to +125
−65 to +150
−0.3 to +18
−0.3 to +18
−0.3 to +9
Value
100
100
800
100
450
178
1.5
25
L
. The sense current I
control
bandwidth
°C/W
°C/W
Unit
mW
mW
ac
mA
mA
°C
°C
V
V
A
V
V
.
S