bd9876efj ROHM Co. Ltd., bd9876efj Datasheet - Page 7

• Manufacturer Part Number: bd9876efj
• Description: Flexible Step-down Switching Regulator With Built-in Power Mosfet
• Manufacturer: ROHM Co. Ltd.

www.rohm.com
BD9876EFJ
© 2011 ROHM Co., Ltd. All rights reserved.
10
9
8
7
6
5
4
3
2
1
0
-60 -40 -20
Temperature Characteristics
Fig.17 OCP Detect Current
16
14
12
10
8
6
4
2
0
Temperature Characteristics
-60 -40 -20 0
Fig.14. Soft Start Time
VCC=12V
VCC=12V
VCC=42V
0
Temp[℃ ]
VCC=24V
VCC=36V
20
Temp[ ℃ ]
VCC=36V
VCC=24V
20 40 60 80 100 120
40
60
VCC=42V
80 100 120
Fig.18. VC to SW current transconductance
300
250
200
150
100
50
Fig.15. Nch FET ON Resistance
0
14
13
12
11
10
-60 -40 -20
Temperature Characteristics
9
8
7
6
5
4
3
2
1
0
Temperature characteristics
-60 -40 -20
0
7/16
0
Temp[℃ ]
Temp[℃ ]
20
20
40
40
60
60
80 100 120
80 100 120
Fig.16. Pre-charge FET ON Resistance
20
15
10
1.5
0.5
5
0
2
1
0
Temperature Characteristics
-60 -40 -20
Temperature Characteristics
-60 -40 -20
Fig.19. EN Threshold
0
0
Temp[℃ ]
Temp[℃ ]
20
Technical Note
2011.07 - Rev.B
20
40
40
60
60
80 100 120
80 100 120