參數(shù)資料
型號(hào): SG6980
廠商: Fairchild Semiconductor Corporation
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: Single-Stage PFC Controller
中文描述: 單級(jí)PFC控制器
文件頁(yè)數(shù): 8/18頁(yè)
文件大小: 734K
代理商: SG6980
Product Specification
Single-Stage PFC Controller
SYNC Section
Symbol
Parameter
V
SYNC-HIGH
Synchronizing Signal High Threshold
V
SYNC-LOW
Synchronizing Signal Low Threshold
F
Min
Minimum Synchronizing Frequency
F
Max
Maximum Synchronizing Frequency
t
MIN_PULSE_W
Minimum Synchronizing Pulse Width
t
MAX_PULSE_W
Maximum Synchronizing Pulse Width
Delay Time Between SYNC and OUT,
Switching Frequency = 65KHz
Delay Time Between SYNC and OUT,
Switching Frequency = 50KHz
ON/OFF Section
Symbol
Parameter
R
on/off
Impedance of ON/OFF Pin
V
ON
Enable Signal High Threshold
V
OFF
Enable Signal Low Threshold
SG6980
System General Corp.
Version 1.0.1 (IAO33.0064.B0)
- 8 -
www.sg.com.tw www.fairchildsemi.com
September 17, 2007
Test Conditions
RI=24K
RI = 24K
RI = 24K
Min.
3.5
F
OSC
-6
100
Typ.
Max. Unit
0.9
150
500
V
V
KHz
KHz
ns
μs
200
15.8
t
D-65KHZ
RI=24K
1
3
μs
t
D-50KHZ
RI=31.2K
1
3
μs
Test Conditions
Min.
18
3
Typ.
27
Max. Unit
50
1
K
V
V
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