參數(shù)資料
型號： FAN7601N
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： Green Current Mode PWM Controller
中文描述： 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP8
封裝： LEAD FREE, DIP-8
文件頁數(shù)： 4/12頁
文件大?。?/td> 411K
代理商： FAN7601N
FAN7601
4
Electrical Characteristics
(T
a
= -25
°
C ~ 125
°
C, Vcc = 14V, Rt = 9.5k
, Ct = 2.2nF unless otherwise specified)
Note:
1. These parameters, although guaranteed, are not 100% tested in production.
Characteristics
REFERENCE SECTION
Reference Output Voltage
Line Regulation
Load Regulation
OSCILLATOR SECTION
Initial Accuracy
Voltage Stability
Amplitude
PWM SECTION
CS/FB Threshold Voltage1
Maximum Duty Cycle
Minimum Duty Cycle
BURST MODE SECTION
CS/FB Threshold Voltage2
(1)
CS/FB Threshold Voltage3
(1)
SOFT START SECTION
Soft Start Current
Soft Start Limit Voltage
PROTECTION SECTION
Latch Voltage
Over Voltage Protection
UVLO SECTION
Start Threshold Voltage
Minimum Operating Voltage
TOTAL CURRENT SECTION
Operating Supply Current
OUTPUT SECTION
Low Output Voltage
High Output Voltage
Rising Time
(1)
Falling Time
(1)
START UP SECTION
VSTR Start-up Current
Symbol
Conditions
Min.
Typ.
Max.
Unit
V
ref
V
ref1
V
ref2
I
O
= 1mA
V
CC
= 10V ~ 18V
I
O
= 1mA ~ 10mA
4.85
-
-
5.00
10
20
5.15
20
30
V
mV
mV
F
OSC
ST
V
V
OCS
-
90
-
-
100
1.0
1.25
110
1.5
-
kHz
%
V
V
CC
= 10V ~ 18V
V
pin4 peak-to-peak
V
CS/FB1
D
MAX
D
MIN
-
0.9
92
-
1.0
95
-
1.1
98
0
V
%
%
Ta = 25
°
C
-
V
CS/FB2
V
CS/FB3
-
-
0.77
0.7
0.97
0.9
1.17
1.1
V
V
I
SS
V
SL
V
pin3
= GND
I
SS
= 1
μ
A
9
12
1.5
15
1.8
μ
A
V
1.2
V
LATCH
V
OVP
-
-
2.25
18
2.5
19
2.75
20
V
V
V
tH
V
tL
-
-
11
7
12
8
13
9
V
V
I
OP
-
-
3
4
mA
V
OL
V
OH
T
r
T
f
Ta =25
°
C, I
O
= 100mA
Ta =25
°
C, I
O
= -100mA
Ta =25
°
C, CI = 1nF
Ta =25
°
C, CI = 1nF
-
2
12
45
35
2.5
14
150
150
V
V
ns
ns
11.5
-
-
I
str
V
str
= 30V, Ta =25
°
C
0.5
1
1.5
mA
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