参数资料
型号: LT1970CFE#TRPBF
厂商: Linear Technology
文件页数: 12/26页
文件大小: 0K
描述: IC OPAMP ADJ CURR LIMIT 20-TSSOP
标准包装: 2,500
放大器类型: 通用
电路数: 1
转换速率: 1.6 V/µs
增益带宽积: 3.6MHz
电流 - 输入偏压: 160nA
电压 - 输入偏移: 200µV
电流 - 电源: 7mA
电流 - 输出 / 通道: 800mA
电压 - 电源,单路/双路(±): 5 V ~ 36 V,±2.5 V ~ 18 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)裸露焊盘
供应商设备封装: 20-TSSOP-EP
包装: 带卷 (TR)
LT1970
2
1970fc
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (VCC to VEE)..................................... 36V
Positive High Current Supply (V+)................... Vto VCC
Negative High Current Supply(V) ....................VEE to V+
Amplier Output (OUT) ..................................... Vto V+
Current Sense Pins
(SENSE+, SENSE, FILTER)........................... Vto V+
Logic Outputs (ISRC, ISNK, TSD) ....... COMMON to VCC
Input Voltage (–IN, +IN)............ VEE – 0.3V to VEE + 36V
Input Current......................................................... 10mA
Current Control Inputs
(VCSRC, VCSNK).............. COMMON to COMMON + 7V
Enable Logic Input .............................. COMMON to VCC
COMMON....................................................... VEE to VCC
Output Short-Circuit Duration ......................... Indenite
Operating Temperature Range (Note 2).... –40°C to 85°C
Specied Temperature Range (Note 3) .... –40°C to 85°C
Maximum Junction Temperature.......................... 150°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
(Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Op Amp Characteristics
VOS
Input Offset Voltage
0°C < TA < 70°C
–40°C < TA < 85°C
l
200
600
1000
1300
μV
Input Offset Voltage Drift (Note 4)
l
–10
–4
10
μV/°C
IOS
Input Offset Current
VCM = 0V
l
–100
100
nA
IB
Input Bias Current
VCM = 0V
l
–600
–160
nA
Input Noise Voltage
0.1Hz to 10Hz
3
μVP-P
en
Input Noise Voltage Density
1kHz
15
nV/√Hz
in
Input Noise Current Density
1kHz
3
pA/√Hz
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
SPECIFIED TEMPERATURE RANGE
LT1970#TRPBF
LT1970#TR
LT1970CFE
20-Lead Plastic TSSOP
–40°C to 85°C
LT1970#TRPBF
LT1970#TR
LT1970IFE
20-Lead Plastic TSSOP
–40°C to 85°C
Consult LTC Marketing for parts specied with wider operating temperature ranges. *The temperature grade is identied by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
ORDER INFORMATION
PIN CONFIGURATION
FE PACKAGE
20-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
9
10
TOP VIEW
20
19
18
17
16
15
14
13
12
11
VEE
V
OUT
SENSE+
FILTER
SENSE
VCC
–IN
+IN
VEE
V+
TSD
ISNK
ISRC
ENABLE
COMMON
VCSRC
VCSNK
VEE
+
21
TJMAX = 150°C, θJA = 40°C/W (NOTE 8)
EXPOSED PAD (PIN 21) IS CONNECTED TO VEE
The
l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. See Test Circuit for standard test conditions.
ELECTRICAL CHARACTERISTICS
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