SLOS487A June   2007  – March 2025

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings #GUID-19DC26E8-D6A2-4DC2-B060-CBAB9083A539/SLCS1465781
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 TL4051x12I Electrical Characteristics
    5. 5.5 TL4051x12Q Electrical Characteristics
    6. 5.6 TL4051xI (Adjustable Version) Electrical Characteristics
    7. 5.7 TL4051xQ (Adjustable Version) Electrical Characteristics
    8. 5.8 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Functional Block Diagram
  8. 7 Application Information
    1.     18
    2. 7.1 Output Capacitor
    3. 7.2 SOT-23 Pin Connections
    4. 7.3 Adjustable Version
    5. 7.4 Cathode and Load Currents
  9. 8 Device and Documentation Support
    1. 8.1 Ordering Information #GUID-976CEE24-7363-4E17-A58C-B4BF51CF6EAF/SLOS4878286
    2. 8.2 Ordering Information #GUID-673FAB83-2025-46A0-94B9-74C174333480/SLOS4875645
    3. 8.3 Receiving Notification of Documentation Updates
    4. 8.4 Support Resources
    5. 8.5 Trademarks
    6. 8.6 Electrostatic Discharge Caution
    7. 8.7 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.4 TL4051x12I Electrical Characteristics

full range TA = –40°C to 85°C (unless otherwise noted)
PARAMETER TEST CONDITIONS TA TL4051A12I TL4051B12I TL4051C12I UNIT
MIN TYP MAX MIN TYP MAX MIN TYP MAX
VZ Reverse breakdown voltage IZ = 100μA 25°C 1.225 1.225 1.225 V
Reverse breakdown voltage tolerance IZ = 100μA 25°C –1.2 1.2 –2.4 2.4 –6 6 mV
Full range –5.2 5.2 –6.4 6.4 –10.1 10.1
IZ,min Minimum cathode current 25°C 39 60 39 60 39 60 μA
Full range 65 65 65
αVZ Average temperature coefficient of reverse breakdown voltage IZ = 10mA 25°C ±20 ±20 ±20 ppm/°C
IZ = 1mA 25°C ±15 ±15 ±15
IZ = 100μA 25°C ±15 ±15 ±15
Full range ±50 ±50 ±50
TL4051 Reverse breakdown voltage change with cathode current change IZ,min < IZ < 1mA 25°C 0.3 1.1 0.3 1.1 0.3 1.1 mV
Full range 1.5 1.5 1.5
1mA < IZ < 12mA 25°C 1.8 6 1.8 6 1.8 6
Full range 8 8 8
ZZ Reverse dynamic impedance IZ = 1mA,
f = 120Hz,
IAC = 0.1 IZ		 25°C 0.5 0.5 0.5 Ω
eN Wide band noise IZ = 100μA,
10Hz ≤ f ≤ 10kHz		 25°C 20 20 20 μVRMS
Long-term stability of reverse breakdown voltage t = 1000h,
TA = 25°C ± 0.1°C,
IZ = 100μA		 25°C 120 120 120 ppm
VHYST Thermal hysteresis(1) ΔTA = –40°C to 125°C 0.36 0.36 0.36 mV/V
(1) Thermal hysteresis is defined as VZ,25°C (after cycling to –40°C) – VZ,25°C (after cycling to 125°C).