參數(shù)資料
型號: FAN7930BM
廠商: Fairchild Semiconductor
文件頁數(shù): 6/22頁
文件大?。?/td> 1849K
描述: IC PFC CTLR CRITICAL CONF 8-SOIC
標(biāo)準(zhǔn)包裝: 95
模式: 臨界傳導(dǎo)(CRM)
頻率 - 開關(guān): 250kHz ~ 350kHz
電流 - 啟動: 120µA
電源電壓: 13 V ~ 20 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOP
包裝: 管件
 
?2010 Fairchild Semiconductor Corporation
 
www.fairchildsemi.com
FAN7930B " Rev. 1.0.3
6
 
Electrical Characteristics
V
CC
 = 14 V and T
A
 = -40癈~+125癈, unless otherwise specified.
Symbol
Parameter
Conditions
Min.    Typ.    Max.     Unit
Zero-Current Detect Section 
V
ZCD
     Input Voltage Threshold
(4)
 
1.35
1.50
1.65
V
HY
ZCD
    Detect Hysteresis
(4)
 
0.05
0.10
0.15
V
V
CLAMPH
Input High Clamp Voltage
I
DET
=3 mA
5.5
6.2
7.5
V
V
CLAMPL
   Input Low Clamp Voltage 
I
DET
=-3 mA 
0 
0.65 
1.00 
V 
I
ZCD,BS
    Input Bias Current
ZCD
=1 V~5 V
-1.0
-0.1
1.0
礎(chǔ)
I
ZCD,SR
    Source Current Capability
(4)
 
A
=25癈 
 
 
-4
mA
I
ZCD,SK
    Sink Current Capability
(4)
 
A
=25癈 
 
 
10
mA
t
ZCD,D
 
Maximum Delay From ZCD to Output
Turn-On
(4)
 
V/dt=-1 V/100 ns, from
 V to 0 V
100
 
200
ns
Output Section 
V
OH
 
Output Voltage High
I
O
=-100 mA, T
A
=25癈
9.2
11.0
12.8
V
V
OL
 
Output Voltage Low
I
O
=200 mA, T
A
=25癈
 
1.0
2.5
V
t
RISE
 
Rising Time
(4)
 
IN
=1 nF
 
50
100
ns
t
FALL
 
Falling Time
(4)
 
IN
=1 nF
 
50
100
ns
V
O,MAX
    Maximum Output Voltage
CC
=20 V, I
O
=100 礎(chǔ)
11.5
13.0
14.5
V
V
O,UVLO
    Output Voltage with UVLO Activated
CC
=5 V, I
O
=100 礎(chǔ)
 
 
1
V
Restart / Maximum Switching Frequency Limit Section 
t
RST
 
Restart Timer Delay
50
150
300
f
MAX
 
Maximum Switchin   Fre  uenc
(4)
 
250
300
350
kHz
Soft-Start Timer Section 
t
SS
 
Internal Soft-Soft
(4)
 
3
5
7
ms
Protections 
V
OVP,INV
   OVP Threshold Voltage at INV Pin
A
=25癈
2.620     2.675     2.730
V
HY
OVP,INV
  OVP Hysteresis at INV Pin
A
=25癈
0.120     0.175     0.230
V
V
OVP,OVP
   OVP Threshold Voltage at OVP Pin
A
=25癈
2.740     2.845     2.960
V
HY
OVP,OVP
   OVP Hysteresis at OVP Pin
A
=25癈
 
0.345
 
V
V
EN
 
Enable Threshold Voltage
0.40
0.45
0.50
V
HY
EN
     Enable Hysteresis
0.05
0.10
0.15
V
T
SD
 
Thermal Shutdown Temperature
(4)
 
125
140
155
T
HYS
     Hysteresis Temperature of TSD
(4)
 
 
60
 
Note:
4.    These parameters, although guaranteed by design, are not production tested.
 
 
 
 
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