FSEZ1216B Fairchild Semiconductor, FSEZ1216B Datasheet - Page 5

• Manufacturer Part Number: FSEZ1216B
• Description: This highly integrated PWM controller provides several features to enhance the performance of low-power flyback converters
• Manufacturer: Fairchild Semiconductor

© 2008 Fairchild Semiconductor Corporation
FSEZ1216B Rev. 1.0.0
Electrical Characteristics
V
VDD SECTION
OSCILLATOR SECTION
VOLTAGE-SENSE SECTION
f
V
DD
Symbol
I
t
f
OSC-CM-MIN
DD-GREEN
V
OSC-N-MIN
V
D-VDDOVP
BIAS-COMV
V
I
I
=15V, T
I
VS-UVP
DD-OVP
DD-OFF
DD-ST
DD-OP
V
f
t
DD-ON
OSC
f
f
FHR
I
DV
DT
OP
tc
A
=25°C, unless otherwise specified.
Continuously Operating Voltage
Turn-On Threshold Voltage
Turn-Off Threshold Voltage
Startup Current
Operating Current
Green-Mode Operating Supply
Current
V
Level
V
Debounce Time
Frequency
Frequency-Hopping Period
Minimum Frequency at No-Load V
Minimum Frequency at CCM
Frequency Variation vs. V
Deviation
Frequency Variation vs.
Temperature Deviation
Sink Current for Brownout
Protection
IC Compensation Bias Current
Adaptive Bias Voltage
Dominated by V
DD
DD
Over-Voltage-Protection
Over-Voltage-Protection
Parameter
COMV
Center
Frequency
Frequency-
Hopping Range
DD
0<V
V
V
C
V
V
f
V
f
T
V
V
V
V
T
R
V
S
S
A
A
DD
VS
DD
CS
VS
CS
CS
VS
VS
DD
COMV
L
=f
=f
VS
=25°C, V
=-40°C to 105°C
=1nF
=2V, V
=2.3V, V
=2.7V, V
=2.3V, V
=20V, f
=20V, V
=0V, V
OSC-N-MIN
OSC
=1.5V, V
=1.5V, V
=10V to 25V
=20KΩ
DD
Conditions
=0V,R
<V
, V
5
DD-ON
VS
CS
COMV
S
VS
=2.3V
, C
=f
VS
CS
VS
VS
COMV
CS
VS
=3V,
=2.3V
OSC
=2.7V
-0.16V
=3V
=2V
=2V
=0.5V
=20KΩ
L
=0V
=1nF
=0V
,
Min.
±1.0
100
4.5
15
27
48
Typ.
±1.5
2.56
250
500
125
5.0
3.5
9.5
1.4
16
10
28
50
18
1
Max.
±2.3
400
5.5
5.0
25
17
20
29
55
15
2
5
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Units
KHz
KHz
mA
mA
ms
μA
Hz
μA
μA
μs
%
%
V
V
V
V
V