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參數(shù)資料
| 型號： | FA5301BPN |
| 廠商： | FUJI ELECTRIC HOLDINGS CO., LTD. |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Bipolar IC For Switching Power Supply Control |
| 中文描述： | 雙極集成電路開關(guān)電源控制 |
| 文件頁數(shù)： | 2/5頁 |
| 文件大?。?/td> | 64K |
| 代理商： | FA5301BPN |
FA5301BP(N)
2
I
Absolute maximum ratings
Item
Symbol
V
CC
V
O
I
OM
Rating
Unit
22
V
22
V
5
mA
V
I
5
V
V
IS
20
V
V
FB
V
ON/OFF
20
V
6
V
V
SYNC
6
V
P
d
1000 (DIP-16) *
1
400 (SOP-16) *
2
mW
T
opr
T
stg
–20 to +85
°
C
°
C
–40 to +150
Supply voltage
Output voltage
Error amplifier output
current
Error amplifier input
voltage
Overcurrent detection
terminal input voltage
Feedback terminal input voltage
Output ON/OFF terminal
input voltage
Synchronizing terminal
input voltage
Total power dissipation
Operating temperature
Storage temperature
Notes:
*
1
Derating factor Ta > 25
°
C : 10.0mW/
°
C (on PC board)
*
2
Derating factor Ta > 25
°
C : 4.0mW/
°
C (on PC board)
*
3
Consider the tolerance of
I
Recommended operating conditions
Item
Symbol
V
CC
V
I
I
O
Min.
Max.
Unit
Supply voltage
7
20
V
REF
-2
20
V
Error amplifier input voltage
0
V
Output current
Error amplifier feedback resistor
R
NF
mA
k
33
Oscillator timing capacitor
C
T
R
T
f
OSC
f
SYNC
CSY
=OV –35
CSY
:
C
apacitor
is connected
to GND
100
10,000
pF
k
kHz
Oscillator timing resistor
8.2
220
Free run oscillation frequency
1
200
Synchronized frequency
1
200
kHz
Frequency ratio
f
OSC
–
f
SYNC
*
3
f
SYNC
–5
%
–30
+10
%
fosc – f
SYNC
f
SYNC
I
Electrical characteristics
(Ta = 25
°
C, V
CC
= 9V, R
T
= 47k
, C
T
= 1000pF)
Reference voltage section
Item
Symbol
V
REF
L
INE
L
OAD
V
TC1
V
TC2
I
OS
Test condition
I
OR
= 1mA
V
CC
= 8 to 20V
I
OR
= 0.1 to 2mA
Ta
= –20 to +25
°
C
Ta
= +25 to +85
°
C
Min.
Typ.
Max.
Unit
Output voltage
4.75
5.00
5.25
V
Line regulation
10
25
mV
Load current regulation
10
25
mV
Output voltage variation by temperature fluctuation
1
%
1
%
Output current at output short-circuit
25
mA
Oscillator section
Item
Symbol
f
OSC
f
dV
f
dt1
f
dt2
I
SYNC1
I
SYNC2
I
CSY1
I
CSY2
V
TH CSY
Test condition
C
T
= 1,000pF,
R
T
= 47k
V
CC
= 8 to 20V
Ta
= +25 to –20
°
C
Ta
= +25 to +85
°
C
V
SYNC
= 1V
V
SYNC
= –0.5V
Pin 12 = 0V,
V
SYNC
= –0.5V
Pin 12 = 1V,
V
SYNC
= 1V
Min.
Typ.
Max.
Unit
Oscillation frequency
20
21
22
kHz
Frequency variation by line voltage fluctuation
2
%
Frequency variation by temperature fluctuation
–2
+2
%
–2
+2
%
μ
A
μ
A
μ
A
μ
A
V
Input current to synchronizing signal terminal
300
600
–60
–300
Input current to synchronizing signal detection terminal
–65
–130
–260
200
400
Threshold voltage of synchronizing signal detection terminal
0.7
1.0
Error amplifier section
Item
Symbol
V
IO
I
I
V
CM
A
V
G
B
CMRR
V
OM+
V
OM–
I
OM–
Test condition
Min.
Typ.
Max.
Unit
Input offset voltage
–10
10
mV
μ
A
Input bias current
1
V
REF
–2 V
Common-mode input voltage
0
Open-loop voltage gain
70
95
dB
Unity-gain bandwidth
0.8
MHz
Common-mode signal rejection ratio
80
dB
Maximum output voltage
I
OM
= –50
μ
A
I
OM
= 50
μ
A
V
OM
= 1V
4
V
0.5
V
μ
A
Output sink current
170
240
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