diff --git a/src/BootstrapBlazor.Shared/Locales/en.json b/src/BootstrapBlazor.Shared/Locales/en.json
index aa290f70c50a233090081b52f485359b326b8967..0f930699a5dbd766b978fd65cc9096b73c10d452 100644
--- a/src/BootstrapBlazor.Shared/Locales/en.json
+++ b/src/BootstrapBlazor.Shared/Locales/en.json
@@ -808,6 +808,7 @@
     "Att7": "Whether to turn on fuzzy matching",
     "Att8": "Whether case is ignored when matching",
     "Att9": "Custom collection filtering rules",
+    "Debounce": "Debounce interval default Zero",
     "SkipEnter": "Skip Enter key processing",
     "SkipEsc": "Skip Esc key processing",
     "OnSelectedItemChanged": "Callback for the selected item changed",
diff --git a/src/BootstrapBlazor.Shared/Locales/zh.json b/src/BootstrapBlazor.Shared/Locales/zh.json
index a727038a7bc5a53320071db7c333129232dd5b05..4f695a7770503f4084d0eeedb8503d779ad9d786 100644
--- a/src/BootstrapBlazor.Shared/Locales/zh.json
+++ b/src/BootstrapBlazor.Shared/Locales/zh.json
@@ -808,7 +808,7 @@
     "Att7": "是否开启模糊匹配",
     "Att8": "匹配时是否忽略大小写",
     "Att9": "自定义集合过滤规则",
-    "Att10": "js 防抖时间，毫秒",
+    "Debounce": "js 防抖时间，毫秒",
     "SkipEnter": "是否跳过 Enter 按键处理",
     "SkipEsc": "是否跳过 Esc 按键处理",
     "OnSelectedItemChanged": "下拉菜单选择回调方法",
diff --git a/src/BootstrapBlazor.Shared/Samples/AutoCompletes.razor.cs b/src/BootstrapBlazor.Shared/Samples/AutoCompletes.razor.cs
index d32dce392a1db61a0e59f8b68e1cd81db5060d45..c7974f2c86cd57976f872fa335636c63e25c44c3 100644
--- a/src/BootstrapBlazor.Shared/Samples/AutoCompletes.razor.cs
+++ b/src/BootstrapBlazor.Shared/Samples/AutoCompletes.razor.cs
@@ -115,7 +115,7 @@ public sealed partial class AutoCompletes
         new AttributeItem()
         {
             Name = "Debounce",
-            Description = Localizer["Att10"],
+            Description = Localizer["Debounce"],
             Type = "int",
             ValueList = " — ",
             DefaultValue = "0"
diff --git a/src/BootstrapBlazor.Shared/Samples/AutoFills.razor.cs b/src/BootstrapBlazor.Shared/Samples/AutoFills.razor.cs
index e9eeca146dbcf05527692a5d2dceee9d72eeb63b..b06bad9c5855cb77c911338bc0e566382a7d55f0 100644
--- a/src/BootstrapBlazor.Shared/Samples/AutoFills.razor.cs
+++ b/src/BootstrapBlazor.Shared/Samples/AutoFills.razor.cs
@@ -91,6 +91,14 @@ partial class AutoFills
             ValueList = " — ",
             DefaultValue = " — "
         },
+        new AttributeItem()
+        {
+            Name = "Debounce",
+            Description = "防抖时间",
+            Type = "int",
+            ValueList = " — ",
+            DefaultValue = "0"
+        },
         new AttributeItem() {
             Name = "OnCustomFilter",
             Description = "自定义集合过滤规则",
diff --git a/src/BootstrapBlazor/Components/AutoFill/AutoFill.razor.cs b/src/BootstrapBlazor/Components/AutoFill/AutoFill.razor.cs
index d2bf413552b36a2e62b1bca93df1cf8e381fef93..82cd3080a7eccef127ffe3328a789cc0adea2c31 100644
--- a/src/BootstrapBlazor/Components/AutoFill/AutoFill.razor.cs
+++ b/src/BootstrapBlazor/Components/AutoFill/AutoFill.razor.cs
@@ -100,6 +100,12 @@ public partial class AutoFill<TValue>
     [Parameter]
     public Func<TValue, Task>? OnSelectedItemChanged { get; set; }
 
+    /// <summary>
+    /// 获得/设置 防抖时间 默认为 0 即不开启
+    /// </summary>
+    [Parameter]
+    public int Debounce { get; set; }
+
     /// <summary>
     /// 
     /// </summary>
@@ -148,6 +154,14 @@ public partial class AutoFill<TValue>
         {
             await JSRuntime.InvokeVoidAsync(AutoFillElement, "bb_autoScrollItem", CurrentItemIndex.Value);
         }
+
+        if (firstRender)
+        {
+            if (Debounce > 0)
+            {
+                await JSRuntime.InvokeVoidAsync(AutoFillElement, "bb_setDebounce", Debounce);
+            }
+        }
     }
 
     /// <summary>
diff --git a/test/UnitTest/Components/AutoFillTest.cs b/test/UnitTest/Components/AutoFillTest.cs
index 3c4b10ba962c2d8b46112e38b42900eaa270299b..1e20382ce1d743a5839efe6202b3aa98c12ca73f 100644
--- a/test/UnitTest/Components/AutoFillTest.cs
+++ b/test/UnitTest/Components/AutoFillTest.cs
@@ -193,7 +193,7 @@ public class AutoFillTest : BootstrapBlazorTestBase
             pb.Add(a => a.Template, v => builder =>
             {
                 builder.OpenElement(0, "div");
-                builder.AddContent(1, v?.Value);
+                builder.AddContent(1, v!.Value);
                 builder.CloseElement();
             });
         });
@@ -214,6 +214,17 @@ public class AutoFillTest : BootstrapBlazorTestBase
         Assert.Equal(2, cut.FindAll(".dropdown-item").Count);
     }
 
+    [Fact]
+    public void Debounce_Ok()
+    {
+        var cut = Context.RenderComponent<AutoFill<Foo>>(pb =>
+        {
+            pb.Add(a => a.Value, Model);
+            pb.Add(a => a.Items, Items);
+            pb.Add(a => a.Debounce, 200);
+        });
+    }
+
     class AutoFillNullStringMock
     {
         [NotNull]