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参数资料
| 型号： | SG6932DZ |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 7/20页 |
| 文件大小： | 919K |
| 描述： | IC PFC CONTROLLER CCM 16DIP |
| 标准包装： | 30 |
| 模式： | 连续导电（CCM） |
| 频率 - 开关： | 65kHz |
| 电流 - 启动： | 10µA |
| 电源电压： | 14 V ~ 20 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 通孔 |
| 封装/外壳： | 16-DIP（0.300"，7.62mm） |
| 供应商设备封装： | 16-DIP |
| 包装： | 管件 |
?2007 Fairchild Semiconductor Corporation
www.fairchildsemi.com
SG6932 " Rev. 1.1.3
7
Electrical Characteristics
V
DD
=15V, T
A
= 25癈 unless otherwise noted.
Symbol
Parameter
Conditions
Min. Typ. Max. Units
V
DD
Section
V
DD-OP
Continuously Operating Voltage
20
V
I
DD ST
Start-Up Current
V
DD
0.16V
10
20
糀
I
DD-OP
Operating Current
V
DD
= 15V; OPFC OPWM open
6
10
mA
V
TH-ON
Start Threshold Voltage
13
14
15
V
V
DD-min
Minimum Operating Voltage
9
10
11
V
V
DD-OVP
V
DD
OVP1 (Turn Off PWM with Delay)
23.4
24.5
25.5
V
tVDD-OVP Delay Time of VDD OVP1
RI=24k&
8
25
約
Oscillator
V
RI
RI Voltage
1.176 1.200 1.224
V
f
OSC
PWM Frequency
R
I
=24k&
62
65
68
kHz
RI
RI Range
12
47
k&
RI
OPEN
RI Pin Open Protection
If RI > RI
OPEN
, PWM Turned Off
200
k&
RI
SHORT
RI Pin Short Protection
If RI > RI
SHORT
, PWM Turned Off
2
k&
V
RMS
for UVP and ON/OFF
V
RMS-UVP-1
RMS AC Voltage Under-Voltage Threshold to Turn Off PFC
(with T
UVP
Delay) for UVP Mode1
0.75
0.80
0.85
V
V
RMS-UVP-2
Recovery Level on V
RMS
for UVP
V
RMS-
UVP-1
+0.17
V
RMS-
UVP-1
+0.19
V
RMS-
UVP-1
+0.21
V
t
UVP
Under-Voltage Protection to
Turn Off PFC Delay Time (No
Delay for Start-up)
R
I
=24k&
150
195
240
ms
PFC Stage
Voltage Error Amplifier
V
REF
Reference Voltage
2.95
3.00
3.05
V
A
V
Open-Loop Gain
60
dB
Z
o
Output Impedance
110
k&
OVP
FBPFC
PFC Over-Voltage Protection
3.20
3.25
3.30
V
?/DIV>
OVP
FBPFC
PFC Feedback Voltage Protection Hysteresis
60
90
120
mV
V
FBPFC-H
Clamp-High Feedback Voltage
3.10
3.15
3.20
V
G
FBPFC-H
Clamp-High Gain
0.5
mA/V
V
FBPFC-L
Clamp-Low Feedback Voltage
2.75
2.85
2.90
V
G
FBPFC-L
Clamp-Low Gain
6.5
mA/V
I
FBPFC-L
Maximum Source Current
1.5
2.0
mA
I
FBPFC-H
Maximum Sink Current
70
110
糀
UVP
VFB
PFC Feedback Under-Voltage Protection
0.35
0.40
0.45
V
V
OFF-FBPFC
Voltage Level on FBPFC to Disable OPWM
2.15
2.20
2.25
V
Continued on following page&
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