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20 Terminations3V 20 Pin DS3903 Digital PotentiometersI2C128 Positions
- Manufacturer: Maxim Integrated
- NO: 503-DS3903E
- Package: 20-TSSOP (0.173, 4.40mm Width)
- Datasheet:
- Stock: 3650
- Description: 20 Terminations3V 20 Pin DS3903 Digital PotentiometersI2C128 Positions(Kg)
- Delivery:
- Payment:
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| Parameters | |
|---|---|
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (0.173, 4.40mm Width) |
| Number of Pins | 20 |
| Operating Temperature | -40°C~85°C |
| Packaging | Tube |
| Published | 2002 |
| Tolerance | ±20% |
| JESD-609 Code | e3 |
| Feature | Selectable Address |
| Pbfree Code | yes |
| Part Status | Obsolete |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 20 |
| ECCN Code | EAR99 |
| Temperature Coefficient | 300 ppm/°C |
| Resistance | 10kOhm 90kOhm |
| Number of Positions | 128 |
| Terminal Finish | Matte Tin (Sn) |
| Voltage - Supply | 2.7V~5.5V |
| Terminal Position | DUAL |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 260 |
| Number of Functions | 3 |
| Supply Voltage | 3V |
| Terminal Pitch | 0.65mm |
| Frequency | 400kHz |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Base Part Number | DS3903 |
| Pin Count | 20 |
| Configuration | Potentiometer |
| Interface | I2C |
| Number of Circuits | 3 |
| Memory Type | Non-Volatile |
| Quiescent Current | 150μA |
| Taper | Linear |
| Number of Taps | 128 |
| Total Resistance | 90000Ohm |
| Resistance - Wiper (Ω) (Typ) | 250 |
| Resistor Terminal Voltage-Max | 5.5V |
| Temperature Coefficient (Typ) | ±300ppm/°C |
| Height Seated (Max) | 1.1mm |
| Length | 6.5mm |
| Width | 4.4mm |
| Radiation Hardening | No |
| RoHS Status | Non-RoHS Compliant |
| Lead Free | Contains Lead |
DS3903E Overview
20-TSSOP (0.173, 4.40mm Width) packages contain it.Non-Volatile indicates the beginning of storage for this pentometer.This digital potentiometer includes 3 embedded circuits.Tube package contains the access code to secure the digital potentiometer.To protect the overcurrent of this digital potentiometer, 128 taps are provided.There are 128 positions in pentometer.Digital potentiometer is designed for terminations of 20.For your reference, this programmable potentiometer contains 3 functions.Based on the picture, the total resistance of the speed potentiometers is 90000Ohm.Powered by 3V, it delivers its performance.The digi devices shows pins 20.The way to mount is Surface Mount.It is capable of supplying a voltage of 2.7V~5.5V volts.This digital potentiometer is used to detect temperature in the -40°C~85°C range.10kOhm 90kOhm can limit the flow.In the DS3903 family, pentometer belongs.A mount of Surface Mount is used for digital potentiometer.potentiameter with 20 pins.It is possible to find Selectable Address using this digital variable resistor.The frequency of 400kHz allows it to maintain high accuracy.There is a quiescent current consumption at 150μA.
DS3903E Features
Available in 20-TSSOP (0.173, 4.40mm Width) package
3 Circuits
Mounting Type: Surface Mount
Operate temperature at the range of -40°C~85°C
20 pins
Quiescent Current at 150μA
DS3903E Applications
There are a lot of Maxim Integrated DS3903E Digital Potentiometers applications.
- Hi-Fi devices with up to 90dB dynamic range
- Brightness of monitors
- Contrast control of monitors
- DAC
- Power calibration
- Household appliances
- Programmable low pass filter
- Used as programmable gain amplifier
- Gas detection circuit
- Adjust VCOM settings
