参数资料
型号: BD9007HFP
元件分类: 稳压器
英文描述: 2 A SWITCHING REGULATOR, 505 kHz SWITCHING FREQ-MAX, PSSO7
封装: ROHS COMPLIANT, HRP-7
文件页数: 14/18页
文件大小: 484K
代理商: BD9007HFP
BD9006F, BD9006HFP, BD9007F, BD9007HFP
Technical Note
5/17
www.rohm.com
2009.05 - Rev.A
2009 ROHM Co., Ltd. All rights reserved.
0.784
0.788
0.792
0.796
0.800
0.804
0.808
0.812
0.816
-50
-25
0
25
50
75
100 125
AMBIENT TEMPERATURE:Ta[℃]
R
E
FER
E
N
C
E
VOLTAGE:VR
EF[V]
Reference Data
Fig.11 ON Resistance VIN=35V
(All series)
Fig.6 Standby Current (All series)
Fig.8 EN/SYNC Input Current
(All series)
Fig.9 ON Resistance VIN=7V
(All series)
Fig.1 Output reference voltage vs. Ambient
temperature (All series)
Fig.2 Frequency vs. Ambient
temperature (All series)
Fig.7 Circuit Current
(All series)
Fig.10 ON Resistance VIN=13.2V
(All series)
Fig.12 Efficiency f=100kHz
(All series)
Fig.3 Frequency vs. Ambient
temperature (All series)
Fig.4 Frequency vs. Ambient
temperature (All series)
Fig.5 Frequency vs. Ambient
temperature (All series)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.0
0.5
1.0
1.5
2.0
OUTPUT CURRENT:Io[A]
FET
ON
R
ESISTAN
C
E
:R
ON[
]
0
10
20
30
40
50
60
70
80
90
100
0.0
0.5
1.0
1.5
2.0
OUTPUT CURRENT:Io[A]
CONV
E
R
S
ION
E
FFICIE
NCY
[%
]
VIN=13.2V
f=100kHz
Ta=25℃
上から 5.0V出力
3.3V出力
2.5V出力
1.5V出力
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.00.51.01.5
2.0
OUTPUT CURRENT:Io[A]
FE
T
ON
RES
ISTA
NCE
:R
ON
[
]
From Top: 5.0V output
3.3V output
2.5V output
1.5V output
From Top: Ta=105℃
Ta=25
Ta=-40
From Top: Ta=105℃
Ta=25
Ta=-40
47.5
48.0
48.5
49.0
49.5
50.0
50.5
51.0
51.5
52.0
52.5
-50
-25
0
25
50
75
100 125
AMBIENT TEMPERATURE:Ta[℃]
OS
CIL
A
TING
FRE
Q
UE
NCY
:fo
sc[kHz]
RT=330k
95
96
97
98
99
100
101
102
103
104
105
-50
-25
0
25
50
75
100
125
AMBIENT TEMPERATURE:Ta[℃]
O
S
CI
LA
T
ING
F
RE
Q
UE
NCY
:fo
sc
[k
Hz
RT=160k
285
288
291
294
297
300
303
306
309
312
315
-50
-25
0
25
50
75
100 125
AMBIENT TEMPERATURE:Ta[℃]
OS
CIL
A
TING
FRE
Q
UE
NCY
:fo
sc[kHz]
0
1
2
3
4
5
6
7
8
9
10
0
5
10
15
20
25
30
35
40
INPUT VOLTAGE:VIN[V]
STAND-BY
CURRENT:
IS
TB
A]
Ta=105℃
Ta=25℃,-
475
480
485
490
495
500
505
510
515
520
525
-50
-25
0
25
50
75
100 125
AMBIENT TEMPERATURE:Ta[℃]
OS
CIL
A
TING
FRE
Q
UE
NCY
:fo
sc[kHz]
RT=51k
RT=30k
0
1
2
3
4
5
6
7
8
0
5
10
15
20
25
30
35
40
INPUT VOLTAGE: VIN[V]
CI
RCUI
T
CURRENT
:I
CC[
mA]
上から Ta=105℃
Ta=25℃
Ta=-40℃
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
5
10
15
20
25
30
35
40
INPUT VOLTAGE:VEN/SYNC[V]
E
N
/S
Y
NC
INP
U
T
CURRE
NT:[mA
]
From Top: Ta=105℃
Ta=25
Ta=-40
Inflection Point
From Top: VEN=7V (Ta=105℃)
VEN=6.8V (Ta=25)
VEN=6.4V(Ta=-40)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.00.51.01.5
2.0
OUTPUT CURRENT:Io[A]
FET
ON
RESI
STANCE:
R
ON[
]
From Top: Ta=105℃
Ta=25
Ta=-40
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