参数资料
型号: LT1638IDD#PBF
厂商: Linear Technology
文件页数: 15/18页
文件大小: 0K
描述: IC OP AMP 1.2MHZ R-R IN/OUT 8DFN
标准包装: 121
系列: Over-The-Top®
放大器类型: 通用
电路数: 2
输出类型: 满摆幅
转换速率: 0.4 V/µs
增益带宽积: 1.2MHz
电流 - 输入偏压: 20nA
电压 - 输入偏移: 450µV
电流 - 电源: 205µA
电流 - 输出 / 通道: 40mA
电压 - 电源,单路/双路(±): 2.5 V ~ 44 V,±1.25 V ~ 22 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-WFDFN 裸露焊盘
供应商设备封装: 8-DFN-EP(3x3)
包装: 管件
LT1638/LT1639
6
16389fg
LT1638C/LT1639C, LT1638I/LT1639I
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ISC
Short-Circuit Current (Note 2)
Short to GND
0°C ≤ TA ≤ 70°C
–40°C ≤ TA ≤ 85°C
l
25
20
15
40
mA
PSRR
Power Supply Rejection Ratio
VS = ± 1.5V to ±22V
l
90
100
dB
IS
Supply Current per Amplier
l
205
280
350
μA
GBW
Gain Bandwidth Product
f = 5kHz
0°C ≤ TA ≤ 70°C
– 40°C ≤ TA ≤ 85°C
l
750
650
600
1200
kHz
SR
Slew Rate
AV = – 1, RL = ∞, VO = ±10V
0°C ≤ TA ≤ 70°C
– 40°C ≤ TA ≤ 85°C
l
0.225
0.2
0.18
0.4
V/μs
ELECTRICAL CHARACTERISTICS The l denotes the specications which apply over the specied temperature
range, otherwise specications are at TA = 25°C. VS = ±15V, VCM = OV, VOUT = OV, unless otherwise noted. (Note 4)
The
l denotes the specications which apply over the full operating temperature range of –40°C ≤ TA ≤ 125°C.
VS = 3V, 0V; VS = 5V, 0V; VCM = VOUT = Half Supply unless otherwise specied. (Note 4)
LT1638H/LT1639H
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage
LT1638S8
l
200
650
3
μV
mV
LT1639S
l
300
750
3.2
μV
mV
Input Offset Voltage Drift (Note 9)
l
15
μV/°C
IOS
Input Offset Current
VCM = 44V (Note 5)
l
15
10
nA
μA
IB
Input Bias Current
VCM = 44V (Note 5)
l
150
100
nA
μA
Input Voltage Range
l
0.3
44
V
CMRR
Common Mode Rejection Ratio
VCM = 0.3V to VCC – 1V
VCM = 0.3V to 44V
l
76
72
dB
AVOL
Large-Signal Voltage Gain
VS = 3V, VO = 500mV to 2.5V, RL = 10k
l
200
20
1500
V/mV
VS = 5V, VO = 500mV to 4.5V, RL = 10k
l
400
35
1500
V/mV
VOL
Output Voltage Swing Low
No Load
ISINK = 5mA
VS = 5V, ISINK = 10mA
l
15
900
1500
mV
m
V
VOH
Output Voltage Swing High
VS = 3V, No Load
VS = 3V, ISOURCE = 5mA
l
2.9
2
V
VS = 5V, No Load
VS = 5V, ISOURCE = 10mA
l
4.9
3.5
V
PSRR
Power Supply Rejection Ratio
VS = 3V to 12.5V, VCM = VO = 1V
l
80
dB
Minimum Supply Voltage
l
2.7
V
Reverse Supply Voltage
IS = – 100μA
l
18
V
IS
Supply Current
(Note 6)
l
170
230
450
μA
GBW
Gain Bandwidth Product
(Note 5)
f = 5kHz
l
650
350
1075
kHz
SR
Slew Rate
(Note 7)
AV = – 1, RL = ∞
l
0.21
0.1
0.38
V/μs
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