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ESD652-Q1
  • ESD652-Q1
  • ESD652-Q1

ESD652-Q1

ACTIVE

Automotive, 18V two-channel bidirectional ESD protection diode

Texas Instruments ESD652-Q1 Product Info

1 April 2026 1

Parameters

Number of channels

2

Vrwm (V)

18

Bi-/uni-directional

Bi-directional

Package name

SOT-23-3

Peak pulse power (8/20 μs) (max) (W)

133

IO capacitance (typ) (pF)

4

IEC 61000-4-2 contact (±V)

30000

IEC 61000-4-5 (A)

5.5

Features

ESD Protection

Clamping voltage (V)

23

Dynamic resistance (typ)

0.3

Interface type

BMS, RS-485/432/422/232

Breakdown voltage (min) (V)

20

IO leakage current (max) (nA)

50

Rating

Automotive

Operating temperature range (°C)

-55 to 150

Package

SOT-23 (DBZ)-3-6.9204 mm² 2.92 x 2.37

Features

  • IEC 61000-4-5 surge protection:
    • 5.5A (8/20µs)
  • IEC 61000-4-2 ESD protection:
    • ±30kV contact discharge
    • ±30kV air gap discharge
  • 18V working voltage
  • I/O Capacitance:
    • 4pF (typical)
  • Bidirectional polarity to support positive and negative voltage swings
  • 2 channel device provides complete ESD protection with single component
  • Temperature range: –55°C to +150°C
  • Small, leaded SOT-23 allows low cost automatic optical inspection (AOI)
  • AEC-Q101 qualified
  • IEC 61000-4-5 surge protection:
    • 5.5A (8/20µs)
  • IEC 61000-4-2 ESD protection:
    • ±30kV contact discharge
    • ±30kV air gap discharge
  • 18V working voltage
  • I/O Capacitance:
    • 4pF (typical)
  • Bidirectional polarity to support positive and negative voltage swings
  • 2 channel device provides complete ESD protection with single component
  • Temperature range: –55°C to +150°C
  • Small, leaded SOT-23 allows low cost automatic optical inspection (AOI)
  • AEC-Q101 qualified

Description

The ESD652-Q1 is a bidirectional ESD protection diode for battery management systems and other automotive applications. The ESD652-Q1 is rated to dissipate ESD strikes beyond the maximum level specified in the IEC 61000-4-2 international standard (±30kV Contact, ±30kV Air-gap). The device can clamp 8/20µs surges with peak pulse currents up to 5.5A in accordance with the IEC 61000-4-5 standard.

This device features a 4pF (typical) IO capacitance enabling high-speed interface protection. The low dynamic resistance and low clamping voltage help protect systems against transient events. This protection is key as automotive systems require a high level of robustness and reliability when they control safety devices.

The ESD652-Q1 is available in a small leaded SOT-23 (DBZ) package.

The ESD652-Q1 is a bidirectional ESD protection diode for battery management systems and other automotive applications. The ESD652-Q1 is rated to dissipate ESD strikes beyond the maximum level specified in the IEC 61000-4-2 international standard (±30kV Contact, ±30kV Air-gap). The device can clamp 8/20µs surges with peak pulse currents up to 5.5A in accordance with the IEC 61000-4-5 standard.

This device features a 4pF (typical) IO capacitance enabling high-speed interface protection. The low dynamic resistance and low clamping voltage help protect systems against transient events. This protection is key as automotive systems require a high level of robustness and reliability when they control safety devices.

The ESD652-Q1 is available in a small leaded SOT-23 (DBZ) package.

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