參數(shù)資料
型號(hào): FAN9612MX
廠商: Fairchild Semiconductor
文件頁(yè)數(shù): 6/36頁(yè)
文件大?。?/td> 1561K
描述: IC CTLR PFC DUAL BCM 16SOICN
標(biāo)準(zhǔn)包裝: 1
模式: 臨界傳導(dǎo)(BCM)
頻率 - 開關(guān): 16.5kHz ~ 525kHz
電流 - 啟動(dòng): 80µA
電源電壓: 9 V ~ 18 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC N
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: FAN9612MXFSDKR
 
?2008 Fairchild Semiconductor Corporation
 
www.fairchildsemi.com
FAN9612 " Rev. 1.1.7
6
Electrical Characteristics
Unless otherwise noted, V
DD
 = 12 V, T
J
 = -40癈 to +125癈. Currents are defined as positive into the device and
negative out of the device.
Symbol 
Parameter 
Conditions 
Min.     Typ.     Max.    Unit
Supply 
I
STARTUP
    Startup Supply Current
V
DD
 = V
ON
  0.2 V 
 
80 
110 
礎(chǔ) 
I
DD
 
Operating Current 
Output Not Switching 
 
3.7 
5.2 
mA 
I
DD_DYM
     Dynamic Operating Current
(5)
 
f
SW
 = 50 kHz; C
LOAD
 = 2 nF 
 
4
6
mA
V
ON
 
UVLO Start Threshold
 
12.0
12.5
13.0
V
V
OFF
 
UVLO Stop Threshold Voltage
V
DD
 Decreasing
7.0
7.5
8.0
V
V
HYS
 
UVLO Hysteresis
 
 
5.0
 
V
Bias Regulator (C
5VB
 = 0.1 礔) 
V
5VB
 
5VB Output Voltage
T
A
 = 25癈; I
LOAD
 = 1 mA
 
5.0
 
V
Total Variation Over Line,
Load, and Temperature
4.8
 
5.2
I
OUT_MAX
    Maximum Output Current
 
5.0
 
 
mA
Error Amplifier
V
EA
 
Voltage Reference
T
A
 = 25癈
2.95
3.00 
3.05 
V 
Total Variation Over Line,
Load, and Temperature
2.91
 
3.075
I
BIAS
 
Input Bias Current
V
FB
 = 1 V to 3 V;
|V
SS
  V
FB
| d 0.1V
-0.2
 
0.2
礎(chǔ)
I
OUT_SRC
    Output Source Current
V
SS
= 3 V; V
FB
 = 2.9 V
-13.7
-8
-4
礎(chǔ)
I
OUT_SINK
    Output Sink Current
V
SS
 = 3 V; V
FB
 = 3.1 V
4
8
12
礎(chǔ)
V
OH
 
Output High Voltage
 
4.5
4.7
V5VB
V
V
OL
 
Output Low Voltage
I
SINK
 < 100 礎(chǔ)
0.0
0.1
0.2
V
g
M
 
Transconductance
 
50
78
115
祄ho
PWM 
V
RAMP,OFST
  PWM Ramp Offset
T
A
 = 25癈
120
195
270
mV
t
ON,MIN
     Minimum On-Time
V
FB
 > V
SS
 
 
 
0
Maximum On-Time 
V
MOT
 
Maximum On-Time Voltage
R = 125 k?
1.16
1.25
1.30
V
t
ON,MAX
     Maximum On-Time
R = 125 k? V
VIN
 = 2.5 V;
V
COMP
> 4.5 V; T
A
 = 25癈
3.4 
5.0 
6.6 
 
Restart Timer (Each Channel)
f
SW,MIN
     Minimum Switching Frequency
V
FB
 > V
PWM_OFFSET
 
12.5 
16.5 
20.0 
kHz 
Frequency Clamp (Each Channel)
f
SW,MAX
     Maximum Switching Frequency
(5)
 
 
400 
525 
630 
kHz
Continued on the following page&
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