參數(shù)資料
型號(hào): FAN6921MRMY
廠商: Fairchild Semiconductor
文件頁(yè)數(shù): 11/24頁(yè)
文件大?。?/td> 1210K
描述: IC CTLR PFC/FLYBACK 16-SOICN
標(biāo)準(zhǔn)包裝: 2,500
模式: 臨界傳導(dǎo)(CRM)
電流 - 啟動(dòng): 10µA
電源電壓: 8.5 V ~ 25 V
工作溫度: -40°C ~ 105°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: 帶卷 (TR)
 
?2009 Fairchild Semiconductor Corporation
 
www.fairchildsemi.com
FAN6921MR Rev. 1.0.4
11
Electrical Characteristics (Continued)
V
DD
=15 V, T
A
=-40~105 (T
A
=T
J
), unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.     Units
V
CTL-PFC-OFF
 
Threshold Voltage on FB Pin for
PFC Enable鐳isable
RANGE Pin Internally
Open
1.70
1.75
1.80
V
RANGE Pin Internally
Ground
1.60
1.65
1.70
V
CTL-PFC-ON
 
Threshold Voltage on FB Pin for
PFC Disable ?Enable
RANGE Pin Internally
Open
1.85
1.90
1.95
V
RANGE Pin Internally
Ground
1.70
1.75
1.80
t
PFC-OFF
 
PFC Disable Debounce Time
PFC Enable ?
Disable
400
500
600
ms
t
PFC-ON
 
PFC Enable Debounce Time
PFC Disable ?
Enable
2.0
2.5
3.0
ms
t
STARTER-PWM
   Start Timer (Time-Out Timer)
V
FB
V
G
 
1.85
2.25
2.65
ms
V
FB
V
FB-OLP
22
28
34
PWM Output Section
V
CLAMP
 
PWM Gate Output Clamping
Voltage
V
DD
=25 V
16.0
17.5
19.0
V
V
OL
 
PWM Gate Output Voltage Low     V
DD
=15 V, I
O
=100 mA
 
 
1.5
V
V
OH
 
PWM Gate Output Voltage High    V
DD
=15 V, I
O
=100 mA
8
 
 
V
t
R
 
PWM Gate Output Rising Time
C
L
=3 nF, V
DD
=12 V,
20~80%
 
80
110
ns
t
F
 
PWM Gate Output Falling Time
C
L
=3 nF, V
DD
=12 V,
20~80%
 
40
70
ns
Current Sense Section
t
PD
 
Delay to Output
 
 
150
200
ns
V
LIMIT
 
The Limit Voltage on CSPWM
Pin for Over Power
Compensation
I
DET
75 礎(chǔ), T
A
=25癈
0.81
0.84
0.87
V
I
DET
=185 礎(chǔ), T
A
=25癈
0.69
0.72
0.75
I
DET
=350 礎(chǔ), T
A
=25癈
0.55
0.58
0.61
I
DET
=550 礎(chǔ), T
A
=25癈
0.34
0.40
0.46
V
SLOPE
 
Slope Compensation
(4)
 
t
ON
=45 祍,
RANGE=Open
0.25
0.30
0.35
V
t
ON
=0 祍
0.05
0.10
0.15
t
ON-BNK
Leading-Edge Blanking Time
 
 
300
 
ns
V
CS-FLOATING
CSPWM Pin Floating V
CSPWM
 
Clamped High Voltage
CSPWM Pin Floating
4.5
 
5.0
V
t
CS-H
 
The Delay Time once CSPWM
Pin Floating
CSPWM Pin Floating
 
150
 
Continued on the following page& 
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