JESD22 A114F PDF

STM and JESDAF respectively. A typical Human Body Model circuit is presented in Figure 1. Figure 1: Typical Human Body Model Circuit. In September , a small group of ESD control and design stakeholders assembled in a Read More». In the EERC Resource Center. A Dash of Maxwell’s. JESDAF. – IEC (C= pF). – MIL method Pulse parameters. HBM. Reference voltage. 2KV 4KV. Peak current. A A.

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A Zener diode with breakdown voltage between 6 V and 15 V and a rating between? The pin combination with the waveform closest jedd22 the limits see Table 1 shall be designated for waveform verification. NOTE As an alternative to the worst-case pin search, the reference pin pair may be identified for each test socket of each test fixture.

Follow the procedure in step 3. Finer voltage steps may optionally be used to obtain a more accurate measure of the failure threshold. All pins one at time to Gnd1 power pin group 2. Any part that passes after exposure to an ESD pulse of V. Additionally, the system diagnostics test as defined a1114f 3. Connect this pin to Terminal B and then connect the socket pin with the longest wiring path from the pulse generating circuit to the test socket to Terminal A normally provided by the manufacturer.

Some advanced technologies may be vulnerable to these pulses resulting in an electrical overstress EOS. All pins which are not connected to the die shall be verified as such and left open floating at all times. However, if another higher starting voltage level is used and the device fails, testing shall be restarted with a fresh device at the next lowest level.

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Apply a positive and negative V pulse and verify the waveform meets the requirements defined in Table 1. Power pins that are directly connected by metal inside a114r package form a power pin group. This issue may impact slew rate triggered ESD protection methods on higher pin count packages.

Guard band testing is also permitted. Documents Flashcards Grammar checker. Clarified power pin definitions.

ELECTROSTATIC DISCHARGE (ESD) SENSITIVITY TESTING HUMAN BODY MODEL (HBM)

The actual number of pin combination sets depends on the number of power pin groups. Any pin that is connected to an internal power bus or a power pin by metal must be treated as a power jjesd22 example: The pin connected to terminal A is to be stressed to each of these subsets separately.

All comments will be collected and dispersed to the appropriate committee s. Otherwise each power pin must be treated as a separate power pin.

A114v each power pin must be treated as a separate power pin. Some punctuation changes are not included. NOTE 3 R2, used for initial equipment qualification and requalification as specified in 3.

The actual number of pin combination sets depends on the number of power pin groups. Requirement, clause number Test method number Clause number The referenced clause number has proven to be: All pins which are not connected to the die shall be verified as such and left open floating at all times.

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ESD Tests | Reliability Technology Division | Services | OKI Engineering

The objective is to provide reliable, repeatable HBM ESD test results so that accurate classifications can be performed. Connect this pin to Terminal B and then connect the socket pin with the longest wiring path from the pulse generating circuit to the test socket to Terminal A normally provided by the manufacturer. Any pin that is intended to supply power to another circuit on the same chip must be treated as a power pin.

By downloading this file the individual agrees not to charge for or resell the resulting material. Longer intervals are permitted and should be used if the devices x114f expected to be vulnerable to cumulative effects.

Added third reference to table: Additionally, the system diagnostics test as defined in 3. The other pins in the group do not need to be stressed. This may require additional testing as each nonsupply pin must be treated as an individual power pin group. Jeed22 a shorting wire between these pins with the current probe around the shorting wire.

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