参数资料
型号: BD9853AFV-E2
厂商: Rohm Semiconductor
文件页数: 4/17页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 16-SSOP
标准包装: 1
PWM 型: 控制器
输出数: 2
频率 - 最大: 2MHz
电源电压: 4.5 V ~ 16 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
包装: 标准包装
产品目录页面: 1373 (CN2011-ZH PDF)
其它名称: BD9853AFV-E2DKR
BD9853AFV
● Characteristic Data
Technical Note
100
90
80
180
160
140
120
100
Phase
20
19
18
17
16
70
60
50
OUTL
80
60
40
20
0
15
14
13
12
11
10
40
30
20
10
OUTH
-20
-40
-60
-80
-100
-120
-140
Gain
9
8
7
6
5
4
3
2
0
1.3
1.4
1.5
1.6
1.7 1.8 1.9 2.0 2.1 2.2
FB VOLTAGE:VFB[V]
2.3
2.4
2.5
2.6
-160
-180
0.01
0.1
1
10 100
FREQUENCY[KHz]
1000
10000
100000
1
0
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 4
FB VOLTAGE[V]
0
-1
-2
-3
-4
Fig.1 FB VOLTAGE VS ON DUTY
1000
950
900
850
800
Fig.2 ERROR AMP OPEN LOOP
1000
950
900
850
800
Fig.3 FB SINK CURRENT
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-17
-18
750
700
650
600
550
500
450
400
350
300
250
200
150
100
50
4
VCC=12V,18V
VCC=4.5V
750
700
650
600
550
500
450
400
350
300
250
200
150
100
50
0
VCC=12V,18V
VCC=4.5V
-19
-20
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 4 4.2 4.4
FB VOLTAGE[V]
Fig.4 FB SOURCE CURRENT
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0
(REGB-OUTH) VOLTAGE[V]
Fig.5 OUTH SINK CURRENT
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0
(VCC-OUTH) VOLTAGE:[V]
Fig.6 OUTH SOURCE CURRENT
1000
950
900
850
800
1000
950
900
850
800
750
700
650
600
550
500
450
400
350
300
250
200
150
100
50
0
VCC=12V,18V
VCC=4.5V
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0
(OUTL-GND) VOLTAGE[V]
Fig.7 OUTL SINK CURRENT
750
700
650
600
550
500
450
400
350
300
250
200
150
100
50
0
VCC=12V,18V
VCC=4.5V
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0
(REGA-OUTL) VOLTAGE[V]
Fig.8 OUTL SOURCE CURRENT
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4/16
2009.05 - Rev.A
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