參數(shù)資料
型號(hào): LT1028ML
英文描述: Voltage-Feedback Operational Amplifier
中文描述: 電壓反饋運(yùn)算放大器
文件頁(yè)數(shù): 2/2頁(yè)
文件大?。?/td> 99K
代理商: LT1028ML
GENERAL SPECIFICATIONS
OUTPUT SPECIFICATIONS
INPUT SPECIFICATIONS
43
ELECTRICAL SPECIFICATIONS
All specifications typical at nominal line, full load and 25°C
DIMENSIONS AND CONNECTIONS
Voltage Accuracy
Single Output . . . . . . . . . . . . .±1% max.
Dual+Output . . . . . . . . . . . . .±1% max.
-Output . . . . . . . . . . . . . . . . .±3% max.
Triple 5V . . . . . . . . . . . . . . . .±2% max.
12V/15V . . . . . . . . . . . . . . . .±5% max.
-5V . . . . . . . . . . . . . . . . . . . .±2% max.
Voltage Balance, Dual Output at Full Load . . . . . . .±1% max.
Transient Response:
Single, 25% Step Load Change . . . . . . . . . . . .<500μ sec.
Dual, FL-1/2L±1% Error Band . . . . . . . . . . . . . .<500μ sec.
External Trim Adj. Range . . . . . . . . . . . . . . . . . . . . . . . .±10%
Ripple & Noise, 20MHz BW . . . . . . . . . . . .10mV RMS, max.
75mV P-P max.
Temperature Coefficient . . . . . . . . . . . . . . . .±0.02%/°C max.
Short Circuit Protection . . . . . . . . . . . . . . . . . . . . . .Indefinite
Overvoltage Protection, 5V . . . . . . . . . . . . . . . . . . . . . .6.8V
12V . . . . . . . . . . . . . . . . . . . . . .15V
15V . . . . . . . . . . . . . . . . . . . . . .18V
Line Regulation
1
:
Single Output . . . . . . . . . . .±0.5% max.
Triple Output . . . . . . . . . . . . .±1% max.
Load Regulation
2
:
Single/Dual Output . . . . . . . . .±1% max.
Triple Output . . . . . . . . . . . . .±5% max.
Input Voltage Range . . . . . . . . . . . . . . . . . . . . . . . .See Table
Input Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
π
Type
Reverse Voltage Protection
3
. . . . . . . . . .Internal Shunt Diode
Use External Fuse
Efficiency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .See Table
Isolation Voltage . . . . . . . . . . . . . . . . . . . . . . . .500VDC min.
Isolation Resistance . . . . . . . . . . . . . . . . . . . . .10
9
ohms min.
Switching Frequency . . . . . . . . . . . . . . . . . . . . . . . . .100kHz
Case Grounding . . . . . . . . . . . . . . .Capacity Coupled to Input
Operating Temperature Range . . . . . . . . . . . .-25°C to +71°C
Storage Temperature Range . . . . . . . . . . . . .-55°C to +105°C
EM/RFI . . . . . . . . . . . . . . . . . . . .Six-sided Continuous Shield
Dimensions . . . . . . . . . . . . . . . . . . . .2.56 x 3.0 x 0.83 inches
(65 x 76.2 x 21.1 mm)
Case Material . . . . . . . . . . . . . . . . .Black Coated Copper with
Non-Conductive Base
NOTE:
1. Measured from High Line to Low Line.
2. Measured from Full Load to 1/4 Full Load.
3. Determine the correct fuse size by calculating the
maximum DC current drain at low line input,
maximum load and then adding 20 to 25% to get
the desired fuse size.
4. A 10% minimum load is required on dual and triple
output models for rated performance.
Dimensions in inches (mm)
Specifications subject to change.
PIN CONNECTIONS
PIN
1
2
3
4
5
6
7
8
SINGLE
+ Input
- Input
No Pin
Output Trim
No Pin
+ Output
- Output
DUAL
+ Input
- Input
+ Output
Common
- Output
No Pin
No Pin
TRIPLE
+ Input
- Input
+ Output
Common
- Output
+5V Output
No Pin
Remote On/Off Control
REMOTE ON/OFF CONTROL
Logic Compatibility . .CMOS or Open Collector TTL
E
c
-ON, . . . . . . . . . . . . .>+5.5 VDC or Open Circuit
E
c
-OFF, . . . . . . . . . . . . . . . . . . . . . . . . .<0.8 VDC
Shutdown Idle Current . . . . . . . . . . . . . . . . . .10mA
Input Resistance . . . .(E
in
0 VDC to 9 VDC) 100K
Control Common . . . . . .Referenced to input Minus
EXTERNAL OUTPUT TRIMMING
OUTPUT MAY OPTIONALLY BE EXTERNALLY TRIMMED (±10%) WITH
A FIXED RESISTOR OR AN EXTERNAL TRIMPOT AS SHOWN.
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