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ESD851
  • ESD851
  • ESD851

ESD851

ACTIVE

Bidirectional 36V ESD protection diode in SOD323 package

Texas Instruments ESD851 Product Info

1 April 2026 1

Parameters

Number of channels

1

Vrwm (V)

36

Bi-/uni-directional

Bi-directional

Package name

SOD323

Peak pulse power (8/20 μs) (max) (W)

400

IO capacitance (typ) (pF)

4.2

IEC 61000-4-2 contact (±V)

30000

IEC 61000-4-5 (A)

6.3

Features

Surge protection

Clamping voltage (V)

57

Dynamic resistance (typ)

0.5

Interface type

CAN, General purpose

Breakdown voltage (min) (V)

37.8

IO leakage current (max) (nA)

50

Rating

Catalog

Operating temperature range (°C)

-55 to 150

Package

SOT (DYF)-2-3.445 mm² 2.65 x 1.3

Features

  • IEC 61000-4-2 ESD protection:
    • ±30kV contact discharge
    • ±30kV air gap discharge
  • IEC 61000-4-5 surge protection:
    • 6.5A (8/20µs)
    • Clamping voltage: 71V at 6.5A (8/20µs)
  • IO Capacitance: 4.3pF (typical)
  • DC breakdown voltage: 37.8V (minimum)
  • Ultra low leakage current: 10nA (maximum)
  • ESD clamping voltage: 56V at 16A TLP
  • Industrial temperature range: –55°C to +150°C
  • Industry standard SOD-323 leaded package(2.5mm × 1.2mm)
  • IEC 61000-4-2 ESD protection:
    • ±30kV contact discharge
    • ±30kV air gap discharge
  • IEC 61000-4-5 surge protection:
    • 6.5A (8/20µs)
    • Clamping voltage: 71V at 6.5A (8/20µs)
  • IO Capacitance: 4.3pF (typical)
  • DC breakdown voltage: 37.8V (minimum)
  • Ultra low leakage current: 10nA (maximum)
  • ESD clamping voltage: 56V at 16A TLP
  • Industrial temperature range: –55°C to +150°C
  • Industry standard SOD-323 leaded package(2.5mm × 1.2mm)

Description

The ESD851 is a bidirectional ESD protection diode designed for clamping harmful transients such as ESD and surge. The ESD851 is rated to dissipate ESD strikes up to ±30kV (contact and air gap discharge), which exceeds the maximum level specified in the IEC 61000-4-2 international standard (Level 4). For surges, the device can clamp 8/20µs surges with peak currents up to 6.5A in accordance with the IEC 61000-4-5 standard.

This device also features a 4.3pF (typical) IO capacitance enabling it to protect data lines. The low dynamic resistance and low clamping voltage provides system level protection against transient events.

The ESD851 is offered in the industry standard, leaded SOD-323 package to enable easy solderability.

The ESD851 is a bidirectional ESD protection diode designed for clamping harmful transients such as ESD and surge. The ESD851 is rated to dissipate ESD strikes up to ±30kV (contact and air gap discharge), which exceeds the maximum level specified in the IEC 61000-4-2 international standard (Level 4). For surges, the device can clamp 8/20µs surges with peak currents up to 6.5A in accordance with the IEC 61000-4-5 standard.

This device also features a 4.3pF (typical) IO capacitance enabling it to protect data lines. The low dynamic resistance and low clamping voltage provides system level protection against transient events.

The ESD851 is offered in the industry standard, leaded SOD-323 package to enable easy solderability.

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