$jsLayout['components']['checkout']['children']['steps']['children']['shipping-step']['children']['shippingAddress']['children']['shipping-address-fieldset']['children']['telephone']['config']['elementTmpl'] = 'Vendor_Module/form/element/telephone';

<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<input class="input-text" type="tel" tabindex="3" data-bind="
    value: value,
    valueUpdate: 'keyup',
    hasFocus: focused,
    attr: {
        name: inputName,
        placeholder: placeholder,
        'aria-describedby': getDescriptionId(),
        'aria-required': required,
        'aria-invalid': error() ? true : 'false',
        id: uid,
        disabled: disabled
    }" />