BD9673AEFJ Datasheet, PDF (7/23 Pages) Rohm – Flexible Step-down Switching Regulators with Built-in Power MOSFET

BD9673AEFJ
Datasheet
●Reference Data (Unless otherwise specified, Ta=25℃, VCC=24V, Vo=5V, EN=3V)
1
0.9
0.8
0.7
0.6
VCC=42V
0.5
VCC=36
V
0.4
VCC=24V
0.3
VCC=12V
0.2
0.1
0
-60 -40 -20 0 20 40 60 80 100 120
Temp[℃ ]
Figure 8. Standby Current
Temperature Characteristics
2
1.5
1
0.5
0
0
Temp=105℃
Temp=25℃
Temp=‐40℃
5 10 15 20 25 30 35 40 45
VCC[V]
Figure 9. Circuit Current
Power supply Voltage Characteristics
2
1.5
1
VCC=12V
VCC=24V
0.5
VCC=36V
VCC=42V
0
-60 -40 -20 0 20 40 60 80 100 120
Temp[℃ ]
Figure 10.. Circuit Current
Temperature Characteristics
350
340
330
320
310
300
290
280
270
260
250
-60 -40 -20 0 20 40 60 80 100 120
Temp[℃ ]
Figure 12. Oscillation Frequency
Temperature Characteristics
8
7
6
5
detect voltage
4
reset voltage
3
2
1
0
-60 -40 -20 0 20 40 60 80 100 120
Temp[℃ ]
Figure 11.. UVLO Threshold
Temperature Characteristics
100
90
80
70
60
50
40
30
20
10
0
-60 -40 -20 0 20 40 60 80 100 120
Temp[℃ ]
Figure 13. Max Duty
Temperature Characteristics
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TSZ22111・15・001
7/20
TSZ02201-0Q1Q0AJ00190-1-2
28.JAN.2014 Rev.003