参数资料
型号: AD8251-EVALZ
厂商: Analog Devices Inc
文件页数: 4/24页
文件大小: 0K
描述: BOARD EVALUATION FOR AD8251 PGA
标准包装: 1
系列: iCMOS®
每 IC 通道数: 1 - 单
放大器类型: 仪表
输出类型: 单端
转换速率: 20 V/µs
-3db带宽: 10MHz
工作温度: -40°C ~ 85°C
电流供应(主 IC): 4.1mA
电压 - 电源,单路/双路(±): 5 V ~ 15 V
板类型: 完全填充
已供物品:
已用 IC / 零件: AD8251
AD8251
Rev. B | Page 12 of 24
+VS
–VS
41
06
28
7-
0
30
SUPPLY VOLTAGE (±VS)
IN
PU
T
VO
L
T
A
G
E
(
V)
R
E
FE
R
E
D
TO
S
U
P
L
Y
V
O
LT
A
G
E
S
6
–1
–2
+2
+1
6
8
10
12
14
+125°C
+85°C
+25°C
–40°C
+125°C
+85°C
+25°C
–40°C
Figure 30. Input Voltage Limit vs. Supply Voltage, G = 1, VREF = 0 V, RL = 10 kΩ
15
–15
–16
16
06
28
7-
03
1
DIFFERENTIAL INPUT VOLTAGE (V)
CURRE
NT
(
m
A)
10
5
0
–5
–10
–12
–8
–4
0
4
8
12
+VS
FAULT CONDITION
(OVER DRIVEN INPUT)
G = 8
FAULT CONDITION
(OVER DRIVEN INPUT)
G = 8
+IN
–IN
–VS
Figure 31. Fault Current Draw vs. Input Voltage, G = 8, RL = 10 kΩ
+VS
–VS
41
06
28
7-
0
32
SUPPLY VOLTAGE (±VS)
O
U
T
P
U
T
VO
L
T
A
G
E
S
W
IN
G
(V
)
R
EF
ER
R
ED
T
O
S
U
PP
L
Y
V
O
L
T
A
G
ES
6
8
10
12
14
–0.2
–0.4
–0.6
–0.8
–1.0
1.0
0.8
0.6
0.4
0.2
+125°C
+85°C
+25°C
–40°C
Figure 32. Output Voltage Swing vs. Supply Voltage, G = 8, RL = 2 kΩ
+VS
–VS
41
06
28
7-
0
33
SUPPLY VOLTAGE (±VS)
O
U
T
P
U
T
VO
L
T
A
G
E
S
W
IN
G
(V
)
R
EF
ER
R
ED
T
O
S
U
PP
L
Y
V
O
L
T
A
G
ES
6
8
10
12
14
–0.2
–0.4
–0.6
–0.8
–1.0
1.0
0.8
0.6
0.4
0.2
+125°C
+85°C
+25°C
–40°C
+85°C
+25°C
Figure 33. Output Voltage Swing vs. Supply Voltage, G = 8, RL = 10 kΩ
15
–15
100
10k
0
628
7-
0
34
LOAD RESISTANCE (
)
O
U
T
PU
T
VO
L
T
A
G
E
SW
IN
G
(
V)
1k
10
5
0
–5
–10
+125°C
+85°C
+25°C
–40°C
+125°C
+85°C
+25°C
–40°C
Figure 34. Output Voltage Swing vs. Load Resistance
+VS
–VS
41
0
628
7-
0
35
OUTPUT CURRENT (mA)
O
U
T
PU
T
VO
L
T
A
G
E
SW
IN
G
(
V)
R
EF
ER
R
ED
T
O
S
U
PPL
Y
VO
L
T
A
G
E
S
6
8
10
12
14
–0.4
–0.8
–1.2
–1.6
–2.0
2.0
1.6
1.2
0.8
0.4
+125°C
+85°C
+25°C
–40°C
+125°C
+85°C
+25°C
–40°C
Figure 35. Output Voltage Swing vs. Output Current
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