Datasheet LT6657 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | 1.5ppm/°C Drift, Low Noise, Buffered Reference |
| Pages / Page | 24 / 8 — Typical perForMance characTerisTics The test conditions are TA = … |
| File Format / Size | PDF / 1.2 Mb |
| Document Language | English |
Typical perForMance characTerisTics The test conditions are TA = 25°C,VIN = VOUT + 0.5V,
Model Line for this Datasheet
- LT6657AHMS8-1.25#PBF LT6657AHMS8-1.25#TRPBF LT6657AHMS8-2.5#PBF LT6657AHMS8-2.5#TRPBF LT6657AHMS8-3#PBF LT6657AHMS8-3#TRPBF LT6657AHMS8-4.096#PBF LT6657AHMS8-4.096#TRPBF LT6657AHMS8-5#PBF LT6657AHMS8-5#TRPBF LT6657BHMS8-1.25#PBF LT6657BHMS8-1.25#TRPBF LT6657BHMS8-2.5#PBF LT6657BHMS8-2.5#TRPBF LT6657BHMS8-3#PBF LT6657BHMS8-3#TRPBF LT6657BHMS8-4.096#PBF LT6657BHMS8-4.096#TRPBF LT6657BHMS8-5#PBF LT6657BHMS8-5#TRPBF
Text Version of Document
LT6657
Typical perForMance characTerisTics The test conditions are TA = 25°C,VIN = VOUT + 0.5V, VSHDN = 1.6V, IOUT = 0, CIN = 0.1µF, COUT = 1µF. For LT6657-1.25 VSHDN = 1.45V, CIN = 1µF, COUT = 2.7µF, unless otherwise noted. Shutdown Pin Current 2.5V Supply Current in Shutdown 5V Output Voltage vs Shutdown Voltage vs Input Voltage Temperature Drift
10 4.0 5.0016 V THREE TYPICAL PARTS SHDN = 0.4V 125°C 5 25°C –40°C 0 3.0 –55°C 5.0008 –5 TAGE (V) –10 2.0 5.0000 –15 OUTPUT VOL SHUTDOWN CURRENT (µA) –20 125°C Y CURRENT IN SHUTDOWN (µA) 1.0 4.9992 25°C –25 –40°C SUPPL –55°C –30 0.0 4.9984 –10 0 10 20 30 40 0 20 30 40 –50 –30 –10 10 30 50 70 90 110 130 150 SHUTDOWN VOLTAGE (V) INPUT VOLTAGE (V) TEMPERATURE (°C) 6657 G28 6657 G29 6657 G30
5V Low Frequency 0.1Hz to 10Hz 5V Output Voltage Noise 5V Integrated Noise Noise Spectrum 10Hz to 10kHz
350 100 COUT = 1µF Cer C C OUT = 1µF OUT = 5µF Cer 300 COUT = 47µF Tant ) /DIV) Hz /√ 250 V RMS 10 200 TAGE (nV TED NOISE (µ 150 1 OUTPUT NOISE (500nV NOISE VOL INTEGRA 100 50 0.1 0.01 0.1 1 10 100 0.01 0.1 1 10 TIME (1s/DIV) FREQUENCY (kHz) FREQUENCY (kHz) 6657 G31 6657 G32 6657 G33
5V Supply Current vs Input Voltage 5V Line Regulation 5V Load Regulation (Sourcing)
2.0 5.0010 100 V MS8 PACKAGE PART SELF SHDN = VIN PART SELF HEATING 125°C IS INCLUDED 25°C 80 HEATING IS INCLUDED 1.5 –40°C V) 60 5.0005 40 1.0 20 TAGE (V) 5.0000 0 TAGE CHANGE (µ 0.5 –20 INPUT CURRENT (mA) OUTPUT VOL –40 125°C 4.9995 125°C 0 25°C –60 OUTPUT VOL 25°C –40°C –40°C –80 –55°C –55°C –0.5 4.9990 –100 –40 –30 –20 –10 0 10 20 30 40 0 10 20 30 40 0.1 1 10 INPUT VOLTAGE (V) INPUT VOLTAGE (V) OUTPUT CURRENT (mA) 6657 G34 6657 G35 6657 G36 6657fd 8 For more information www.linear.com/LT6657
Typical perForMance characTerisTics The test conditions are TA = 25°C,VIN = VOUT + 0.5V, VSHDN = 1.6V, IOUT = 0, CIN = 0.1µF, COUT = 1µF. For LT6657-1.25 VSHDN = 1.45V, CIN = 1µF, COUT = 2.7µF, unless otherwise noted. Shutdown Pin Current 2.5V Supply Current in Shutdown 5V Output Voltage vs Shutdown Voltage vs Input Voltage Temperature Drift
10 4.0 5.0016 V THREE TYPICAL PARTS SHDN = 0.4V 125°C 5 25°C –40°C 0 3.0 –55°C 5.0008 –5 TAGE (V) –10 2.0 5.0000 –15 OUTPUT VOL SHUTDOWN CURRENT (µA) –20 125°C Y CURRENT IN SHUTDOWN (µA) 1.0 4.9992 25°C –25 –40°C SUPPL –55°C –30 0.0 4.9984 –10 0 10 20 30 40 0 20 30 40 –50 –30 –10 10 30 50 70 90 110 130 150 SHUTDOWN VOLTAGE (V) INPUT VOLTAGE (V) TEMPERATURE (°C) 6657 G28 6657 G29 6657 G30
5V Low Frequency 0.1Hz to 10Hz 5V Output Voltage Noise 5V Integrated Noise Noise Spectrum 10Hz to 10kHz
350 100 COUT = 1µF Cer C C OUT = 1µF OUT = 5µF Cer 300 COUT = 47µF Tant ) /DIV) Hz /√ 250 V RMS 10 200 TAGE (nV TED NOISE (µ 150 1 OUTPUT NOISE (500nV NOISE VOL INTEGRA 100 50 0.1 0.01 0.1 1 10 100 0.01 0.1 1 10 TIME (1s/DIV) FREQUENCY (kHz) FREQUENCY (kHz) 6657 G31 6657 G32 6657 G33
5V Supply Current vs Input Voltage 5V Line Regulation 5V Load Regulation (Sourcing)
2.0 5.0010 100 V MS8 PACKAGE PART SELF SHDN = VIN PART SELF HEATING 125°C IS INCLUDED 25°C 80 HEATING IS INCLUDED 1.5 –40°C V) 60 5.0005 40 1.0 20 TAGE (V) 5.0000 0 TAGE CHANGE (µ 0.5 –20 INPUT CURRENT (mA) OUTPUT VOL –40 125°C 4.9995 125°C 0 25°C –60 OUTPUT VOL 25°C –40°C –40°C –80 –55°C –55°C –0.5 4.9990 –100 –40 –30 –20 –10 0 10 20 30 40 0 10 20 30 40 0.1 1 10 INPUT VOLTAGE (V) INPUT VOLTAGE (V) OUTPUT CURRENT (mA) 6657 G34 6657 G35 6657 G36 6657fd 8 For more information www.linear.com/LT6657
