TPR35
Voltage Reference
Features
Applications
•
•
•
•
Fixed Output Voltage:
–
•
High Initial Accuracy and Low Temperature Coefficient
–
–
–
•
•
•
•
1.25 V, 2.048 V, 2.5 V, 3 V, 3.3 V, and 4.096 V
Max 0.2%
Power
Instrumentation
Industry
Description
30 ppm/°C at −40°C to 85°C
The TPR35 is a voltage reference with guaranteed
temperature stability over the entire operating temperature
range. The temperature range is extended from −40 °C to
+125 °C.
50 ppm/°C at −40°C to 125°C
Operation from −40°C to 125°C
Low Output Noise: 50 μVpp of TPR3525
Quiescent Current: 210 μA
Stable with 0.1-μF to 10-μF Capacitive Loads
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DA20241005A4
TPR35
Voltage Reference
Table of Contents
Features................................................................................................................................................................1
Applications......................................................................................................................................................... 1
Description........................................................................................................................................................... 1
Product Family Table...........................................................................................................................................3
Revision History...................................................................................................................................................4
Pin Configuration and Functions....................................................................................................................... 5
Specifications.......................................................................................................................................................6
Absolute Maximum Ratings (1)........................................................................................................................6
ESD, Electrostatic Discharge Protection........................................................................................................ 6
Recommended Operating Conditions............................................................................................................ 6
Thermal Information........................................................................................................................................6
Electrical Characteristics ............................................................................................................................... 7
Typical Performance Characteristics – TPR3525...........................................................................................9
Tape and Reel Information................................................................................................................................ 12
Package Outline Dimensions........................................................................................................................... 13
SOT23G-3.................................................................................................................................................... 13
Order Information.............................................................................................................................................. 14
IMPORTANT NOTICE AND DISCLAIMER......................................................................................................... 15
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DA20241005A4
TPR35
Voltage Reference
Product Family Table
Order Number
Output Voltage (V)
Package
TPR3512-S3TR
1.25
SOT23G-3
TPR3520-S3TR
2.048
SOT23G-3
TPR3525-S3TR
2.5
SOT23G-3
TPR3530-S3TR
3
SOT23G-3
TPR3533-S3TR
3.3
SOT23G-3
TPR3540-S3TR
4.096
SOT23G-3
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DA20241005A4
TPR35
Voltage Reference
Revision History
Date
Revision
2020-09-10
Rev.A.0
2021-11-24
Rev.A.1
Notes
Initial version.
1. Updated the ESD Rating.
2. Added the Tape and Reel Information.
1. Added the Recommended Operating Conditions.
2022-05-31
Rev.A.2
2. Added the item of ISC, short-circuit current, in the Electrical Characteristics.
3. Added the typical value of Long-term stability.
4. Corrected test conditions in the Electrical Characteristics table.
2022-07-22
Rev.A.3
2024-10-23
Rev.A.4
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1. Corrected the information in the Feature.
2. Added figures in the Typical Performance Characteristics table.
1. Updated to a new datasheet format.
2. Added Pin function description.
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DA20241005A4
TPR35
Voltage Reference
Pin Configuration and Functions
TPR35
SOT23G-3
Top View
1
IN
Part Number
3
GND
2
OUT
Table 1. Pin Functions: TPR35
Pin No.
Name
I/O
1
IN
I
Supply voltage input pin.
2
OUT
O
Reference voltage output pin.
3
GND
–
Ground.
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Description
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DA20241005A4
TPR35
Voltage Reference
Specifications
Absolute Maximum Ratings (1)
Parameter
Min
Max
Unit
VIN
Supply Voltage
−0.3
6.9
V
TJ
Junction Temperature Range
−40
150
°C
TA
Operating Temperature Range
−40
125
°C
TSTG
Storage Temperature Range
−65
150
°C
TL
Lead Temperature (Soldering 10 sec)
260
°C
(1) Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. Exposure
to any Absolute Maximum Rating condition for extended periods may affect device reliability and lifetime.
ESD, Electrostatic Discharge Protection
Symbol
HBM
Parameter
Condition
Human Body Model ESD
CDM
Charged Device Model ESD
Minimum Level
Unit
ANSI/ESDA/JEDEC JS-001
(1)
±4
kV
ANSI/ESDA/JEDEC JS-002
(2)
±1.5
kV
(1) JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.
(2) JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.
Recommended Operating Conditions
Parameter
Min
Max
Unit
VIN
Supply Voltage
2.1
5.5
V
IOUT
Output Current
−20
20
mA
TJ
Junction Temperature Range
−40
125
°C
Thermal Information
Package Type
θJA
θJC
Unit
SOT23G-3
250
81
°C/W
QFN1.5X1.5-8
80
40
°C/W
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DA20241005A4
TPR35
Voltage Reference
Electrical Characteristics
All test conditions: VIN = 5 V, TA = +25°C, unless otherwise noted.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
TPR3512
VOUT
Output Voltage
1.25
Initial Accuracy
Output Voltage Noise
−0.2
f = 0.1 Hz to 10 Hz
V
0.2
%
25
μVpp
2.048
V
TPR3520
VOUT
Output Voltage
Initial Accuracy
Output Voltage Noise
−0.2
f = 0.1 Hz to 10 Hz
0.2
%
40
μVpp
2.5
V
TPR3525
VOUT
Output Voltage
Initial Accuracy
Output Voltage Noise
−0.2
f = 0.1 Hz to 10 Hz
0.2
%
50
μVpp
3
V
TPR3530
VOUT
Output Voltage
Initial Accuracy
Output Voltage Noise
−0.2
f = 0.1 Hz to 10 Hz
0.2
%
60
μVpp
3.3
V
TPR3533
VOUT
Output Voltage
Initial Accuracy
Output Voltage Noise
−0.2
f = 0.1 Hz to 10 Hz
0.2
%
66
μVpp
4.096
V
TPR3540
VOUT
Output Voltage
Initial Accuracy
Output Voltage Noise
−0.2
f = 0.1 Hz to 10 Hz
0.2
80
%
μVpp
TPR3512, TPR3520, TPR3525, TPR3530, TPR3533, TPR3540, Power Supply
TPR3512
VIN
Supply Voltage
Iq
Quiescent Current
2.1
5.5
V
VOUT +
0.05
5.5
V
210
μA
250
μA
50
mV
TA = 0 to 70°C
50
mV
TA = −40 to
125°C
100
mV
All parts except the TPR3512,
ILOAD = ±1 mA
150
TA = −40 to 125°C
TA = 25°C
Minimum Dropout Voltage
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ILOAD = ±1 mA, all parts
except the TPR3512
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DA20241005A4
TPR35
Voltage Reference
Symbol
Parameter
Conditions
ILOAD = ±5 mA, all parts
except the TPR3512
Min
Typ
Max
Unit
TA = 25°C
200
mV
TA = −40 to
125°C
250
mV
TPR3512, TPR3520, TPR3525, TPR3530, TPR3533, TPR3540, Reference Output
Output Voltage Temperature
Drift
Line Regulation, TPR3512
Line Regulation, TPR35xx
except the TPR3512
Load Regulation
TA = −40 to 85°C
10
30
TA = −40 to 125°C
20
50
VIN = 2.1 to 5.5 V (1)
−65
65
ppm/V
VIN = 2.1 to 5.5 V (1), TA = −40 to 125°C
−85
85
ppm/V
−50
50
ppm/V
−70
70
ppm/V
−20
20
−30
30
VIN = VOUT + 300 mV to
5.5 V
VIN = VOUT + 300 mV,
ILOAD = −5 to 5 mA (1)
TA = −40 to
125°C
TA = −40 to
125°C
Long-Term Stability
Short-Circuit Current
A
ppm/m
A
200
ppm
1,000 to 2,000 hours, TA = 25°C
200
ppm
80
ppm
50
mA
Sourcing and sinking
Capacitive Load
Turn-on Settling Time
ppm/m
0 to 1,000 hours, TA = 25°C
Thermal Hysteresis
ISC
ppm/°C
0.1
To 0.1% with CL = 1 μF
10
500
μF
μs
(1) The minimum supply voltage for the TPR3512 is 2.1 V.
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DA20241005A4
TPR35
Voltage Reference
Typical Performance Characteristics – TPR3525
All test conditions: TA = +25℃, unless otherwise noted.
Figure 1. VOUT vs. Temperature, 10-pcs Samples, VIN = 5
V, CIN = 1 μF, COUT = 1 μF
Figure 2. 0.1-Hz to 10-Hz Voltage Noise, VIN = 5 V, CIN = 1
μF, COUT = 1 μF
Figure 3. Iq vs. Input Voltage
Figure 4. Drop Voltage vs. Load Current
Figure 5. Output Voltage vs. Input Voltage
Figure 6. Output Voltage vs. Load Current
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DA20241005A4
TPR35
Voltage Reference
Figure 7. PSRR vs. Frequency
Figure 8. Step Response, VIN = 5 V, CIN = 1 μF, COUT = 0.1
μF, 200 μs/div
Figure 9. Step Response, VIN = 5 V, CIN = 1 μF, COUT = 1
μF, 200 μs/div
Figure 10. Step Response, VIN = 5 V, CIN = 1 μF, COUT = 10
μF, 200 μs/div
Figure 11. Load Transient, ±5 mA, VIN = 5 V, CIN = 1 μF,
COUT = 1 μF, 50 mV/div
Figure 12. Load Transient, ±5 mA, VIN = 2.8 V, CIN = 1 μF,
COUT = 1 μF, 50 mV/div
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DA20241005A4
TPR35
Voltage Reference
Figure 13. Load Transient, ±2 mA, VIN = 5 V, CIN = 1 μF,
COUT = 1 μF, 20 mV/div
Figure 14. Load Transient, ±2 mA, VIN = 2.8 V, CIN = 1 μF,
COUT = 1 μF, 20 mV/div
Figure 15. Line Transient, 500-mV Step, CIN = 1 μF, COUT =
1 μF, 50 mV/div
Figure 16. Output Voltage vs. Load Current
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DA20241005A4
TPR35
Voltage Reference
Tape and Reel Information
Order Number
TPR35xx-S3TR
Package
D1
(mm)
W1
(mm)
A0
(mm)
B0
(mm)
K0
(mm)
P0
(mm)
W0
(mm)
Pin1
Quadrant
SOT23G-3
178
12.1
3.15
2.77
1.22
4.0
8.0
Q3
(1) Output voltage, xx = 12 to 40.
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DA20241005A4
TPR35
Voltage Reference
Package Outline Dimensions
SOT23G-3
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DA20241005A4
TPR35
Voltage Reference
Order Information
Operating Temperature
Range
Package
Marking Information
MSL
Transport Media, Quantity
Eco Plan
TPR3512-S3TR
−40 to 125°C
SOT23G-3
R3A
3
Tape and Reel, 3,000
Green
TPR3520-S3TR
−40 to 125°C
SOT23G-3
R3B
3
Tape and Reel, 3,000
Green
TPR3525-S3TR
−40 to 125°C
SOT23G-3
R3C
3
Tape and Reel, 3,000
Green
TPR3530-S3TR
−40 to 125°C
SOT23G-3
R3D
3
Tape and Reel, 3,000
Green
TPR3533-S3TR
−40 to 125°C
SOT23G-3
R3E
3
Tape and Reel, 3,000
Green
TPR3540-S3TR
−40 to 125°C
SOT23G-3
R3F
3
Tape and Reel, 3,000
Green
Order Number
Green: 3PEAK defines "Green" to mean RoHS compatible and free of halogen substances.
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DA20241005A4
TPR35
Voltage Reference
IMPORTANT NOTICE AND DISCLAIMER
Copyright© 3PEAK 2012-2024. All rights reserved.
Trademarks. Any of the 思瑞浦 or 3PEAK trade names, trademarks, graphic marks, and domain names contained in
this document /material are the property of 3PEAK. You may NOT reproduce, modify, publish, transmit or distribute any
Trademark without the prior written consent of 3PEAK.
Performance Information. Performance tests or performance range contained in this document/material are either results
of design simulation or actual tests conducted under designated testing environment. Any variation in testing environment or
simulation environment, including but not limited to testing method, testing process or testing temperature, may affect actual
performance of the product.
Disclaimer. 3PEAK provides technical and reliability data (including data sheets), design resources (including reference
designs), application or other design recommendations, networking tools, security information and other resources "As Is".
3PEAK makes no warranty as to the absence of defects, and makes no warranties of any kind, express or implied, including
without limitation, implied warranties as to merchantability, fitness for a particular purpose or non-infringement of any thirdparty’s intellectual property rights. Unless otherwise specified in writing, products supplied by 3PEAK are not designed to
be used in any life-threatening scenarios, including critical medical applications, automotive safety-critical systems, aviation,
aerospace, or any situations where failure could result in bodily harm, loss of life, or significant property damage. 3PEAK
disclaims all liability for any such unauthorized use.
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TPR35
Voltage Reference
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