参数资料
型号: ADA4850-2YCPZ-R2
厂商: Analog Devices Inc
文件页数: 6/17页
文件大小: 0K
描述: IC OPAMP VF R-R DUAL 16LFCSP
标准包装: 1
放大器类型: 电压反馈
电路数: 2
输出类型: 满摆幅
转换速率: 220 V/µs
-3db带宽: 175MHz
电流 - 输入偏压: 2.3µA
电压 - 输入偏移: 600µV
电流 - 电源: 2.5mA
电流 - 输出 / 通道: 118mA
电压 - 电源,单路/双路(±): 2.7 V ~ 6 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-VFQFN 裸露焊盘,CSP
供应商设备封装: 16-LFCSP-VQ
包装: 标准包装
产品目录页面: 770 (CN2011-ZH PDF)
其它名称: ADA4850-2YCPZ-R2DKR
Data Sheet
ADA4850-1/ADA4850-2
Rev. C | Page 13 of 16
Figure 40 shows the output recovery transients for the amplifier
recovering from a saturated output from the top and bottom
supplies to a point at midsupply.
Figure 40. Overload Recovery
OPERATING THE ADA4850-1/ADA4850-2 ON
BIPOLAR SUPPLIES
The ADA4850-1/ADA4850-2 can operate on bipolar supplies
up to ±5 V. The only restriction is that the voltage between VS
and the POWER DOWN pin must not exceed 6 V. Voltage
differences greater than 6 V can cause permanent damage to the
amplifier. For example, when operating on ±5 V supplies, the
POWER DOWN pin must not exceed +1 V.
POWER-DOWN PINS
The ADA4850-1/ADA4850-2 feature an ultralow power-down
mode that lowers the supply current to less than 150 nA. When
a power-down pin is brought to within 0.6 V of the negative
supply, the amplifier is powered down. Table 5 outlines the
power-down pins functionality. To ensure proper operation, the
power-down pins (PD1, PD2) should not be left floating.
Table 5. Power-Down Pins Functionality
Supply Voltage
3 V and 5 V
ADA4850-1
ADA4850-2
Power Down
0 V to 0.7 V
0 V to 0.6 V
Enabled
0.8 to +V
S
1.7 V to +V
S
6.5
–1.5
0
100
05320-042
TIME (ns)
INPUT
AND
OUTPUT
VOLTAGE
(V)
5.5
4.5
3.5
2.5
1.5
0.5
–0.5
10
20
30
40
50
60
70
80
90
VS = 5V
G = –1
RL = 1k
INPUT
VOLTAGE
EDGES
VOUT = +2.5V TO 0V
VOUT = –2.5V TO 0V
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