参数资料
型号: BD9302FP-E2
厂商: Rohm Semiconductor
文件页数: 3/19页
文件大小: 0K
描述: IC REG BUCK ADJ 2A DL HSOP25
标准包装: 1
类型: 降压(降压)
输出类型: 可调式
输出数: 2
输出电压: 0.8 V ~ 14.4 V
输入电压: 6 V ~ 18 V
频率 - 开关: 200kHz ~ 2.5MHz
电流 - 输出: 2A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 25-SOP(0.213",5.40mm)+ 2 翼片
包装: 标准包装
供应商设备封装: 25-HSOP
产品目录页面: 1373 (CN2011-ZH PDF)
其它名称: BD9302FP-E2DKR

Electrical characteristics
Electrical characteristics (Unless otherwise specified, Ta=25 ? C, Vcc=12 V, R T =10 k Ω )
Item
Symbol
Min
Limits
Typ
Max
Unit
Conditions
[Error amplifier block]
Input bias current
Voltage gain
I IB
AV
0.4
200
1
uA
V/V
COMP maximum output voltage
COMP minimum output voltage
Output sink current
Output source current
Feedback voltage
[Output block]
Upper-side ON resistance
Low-side ON resistance
OFF current
[Total device]
Average supply current
V OH
V OL
I OI
I OO
V FB
Ronh
Ronl
I OFF
I CC
1.75
1
– 8
0.588
0.1
1.95
0.8
2
– 4
0.600
0.4
2
0.2
5
1.0
4
– 1
0.612
0.6
3
0.4
V
V
mA
mA
V
Ω
Ω
mA
mA
I COMP = -0.1mA
I COMP =0.1mA
V FB =0.8V
V FB =0.4V
Buffer
Io=1A*
Io=20mA*
SW=0V
R T =1.0V
Not designed for radiation resistance.
* Design guarantee (No 100% pre-shipment inspections are conducted.)
Measurement circuit diagram
1k Ω
0.6V
100k Ω
1000pF
NULL AMP
+
V
10k Ω
1000pF
10pF
30k Ω
30k Ω
V
A
V
A
A
1V
10K
PGND1
COMP1
FB1
RT
NC
SS1
SW1L
SW1
SW1
BOOT1
PVcc
PVcc
1uF
Ω
A
5V
1V
V
10pF
30k Ω
V
A
30k Ω
1V
A
12V
V
A
Vcc
SS2
NC
PVcc
PVcc
NULL AMP
FB2
BOOT2
5V
100k Ω
+
COMP2
SW2
1uF
1k Ω
0.6V
1000pF
V
10k Ω
1000pF
V
A
GND
PGND2
SW2
SW2L
Ω
A
Fig. 1 Typical measurement circuit
3/16
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