FA5546 Datasheet, PDF (12/27 Pages) Fuji Electric – Switching Power Supply Control IC

FA5546/47
1400
Minimum ON width (Tmin)
vs. Junction tmperature (Tj)
UVLO release threshold voltage (VCCon)
vs. Junction temperature (Tj)
19.0
1350
18.5
1300
1250
18.0
1200
17.5
1150
1100
-50
17.0
0
50
100
150
-50
Tj (℃)
0
50
100
150
Tj (℃)
UVLO activate threshold voltage (VCCoff)
vs. Junction temperature (Tj)
10.2
Overvoltage threshold voltage (VthOVP)
vs. Junction tmperature (Tj)
28
10.0
27
9.8
26
9.6
25
9.4
-50
24
0
50
100
150
-50
Tj (℃)
0
50
100
150
Tj (℃)
Output voltage high level (VOH)
vs. Junction tmperature (Tj)
18
17
16
15
14
-50
IL=-100mA
0
50
100
150
Tj (℃)
2000
Output voltage low level (VOL)
vs. Junction temperature (Tj)
1500
1000
500
0
-50
IL=100mA
0
50
100
150
Tj (℃)
Fuji Electric Co., Ltd.
AN-027E Rev.0.4
April -2011
12
http://www.fujielectric.co.jp/products/semiconductor/