diff --git a/homeassistant/components/airthings_ble/__init__.py b/homeassistant/components/airthings_ble/__init__.py
index 39617a8a019..a1053f6856e 100644
--- a/homeassistant/components/airthings_ble/__init__.py
+++ b/homeassistant/components/airthings_ble/__init__.py
@@ -22,8 +22,13 @@ PLATFORMS: list[Platform] = [Platform.SENSOR]
 
 _LOGGER = logging.getLogger(__name__)
 
+AirthingsBLEDataUpdateCoordinator = DataUpdateCoordinator[AirthingsDevice]
+AirthingsBLEConfigEntry = ConfigEntry[AirthingsBLEDataUpdateCoordinator]
 
-async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+
+async def async_setup_entry(
+    hass: HomeAssistant, entry: AirthingsBLEConfigEntry
+) -> bool:
     """Set up Airthings BLE device from a config entry."""
     hass.data.setdefault(DOMAIN, {})
     address = entry.unique_id
@@ -51,7 +56,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
 
         return data
 
-    coordinator = DataUpdateCoordinator(
+    coordinator: AirthingsBLEDataUpdateCoordinator = DataUpdateCoordinator(
         hass,
         _LOGGER,
         name=DOMAIN,
@@ -61,16 +66,15 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
 
     await coordinator.async_config_entry_first_refresh()
 
-    hass.data[DOMAIN][entry.entry_id] = coordinator
+    entry.runtime_data = coordinator
 
     await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
 
     return True
 
 
-async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+async def async_unload_entry(
+    hass: HomeAssistant, entry: AirthingsBLEConfigEntry
+) -> bool:
     """Unload a config entry."""
-    if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
-        hass.data[DOMAIN].pop(entry.entry_id)
-
-    return unload_ok
+    return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
diff --git a/homeassistant/components/airthings_ble/sensor.py b/homeassistant/components/airthings_ble/sensor.py
index 3b012ed7316..2883c2b351e 100644
--- a/homeassistant/components/airthings_ble/sensor.py
+++ b/homeassistant/components/airthings_ble/sensor.py
@@ -13,7 +13,6 @@ from homeassistant.components.sensor import (
     SensorEntityDescription,
     SensorStateClass,
 )
-from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import (
     CONCENTRATION_PARTS_PER_BILLION,
     CONCENTRATION_PARTS_PER_MILLION,
@@ -36,12 +35,10 @@ from homeassistant.helpers.entity_registry import (
     async_get as entity_async_get,
 )
 from homeassistant.helpers.typing import StateType
-from homeassistant.helpers.update_coordinator import (
-    CoordinatorEntity,
-    DataUpdateCoordinator,
-)
+from homeassistant.helpers.update_coordinator import CoordinatorEntity
 from homeassistant.util.unit_system import METRIC_SYSTEM
 
+from . import AirthingsBLEConfigEntry, AirthingsBLEDataUpdateCoordinator
 from .const import DOMAIN, VOLUME_BECQUEREL, VOLUME_PICOCURIE
 
 _LOGGER = logging.getLogger(__name__)
@@ -152,15 +149,13 @@ def async_migrate(hass: HomeAssistant, address: str, sensor_name: str) -> None:
 
 async def async_setup_entry(
     hass: HomeAssistant,
-    entry: ConfigEntry,
+    entry: AirthingsBLEConfigEntry,
     async_add_entities: AddEntitiesCallback,
 ) -> None:
     """Set up the Airthings BLE sensors."""
     is_metric = hass.config.units is METRIC_SYSTEM
 
-    coordinator: DataUpdateCoordinator[AirthingsDevice] = hass.data[DOMAIN][
-        entry.entry_id
-    ]
+    coordinator = entry.runtime_data
 
     # we need to change some units
     sensors_mapping = SENSORS_MAPPING_TEMPLATE.copy()
@@ -193,7 +188,7 @@ async def async_setup_entry(
 
 
 class AirthingsSensor(
-    CoordinatorEntity[DataUpdateCoordinator[AirthingsDevice]], SensorEntity
+    CoordinatorEntity[AirthingsBLEDataUpdateCoordinator], SensorEntity
 ):
     """Airthings BLE sensors for the device."""
 
@@ -201,7 +196,7 @@ class AirthingsSensor(
 
     def __init__(
         self,
-        coordinator: DataUpdateCoordinator[AirthingsDevice],
+        coordinator: AirthingsBLEDataUpdateCoordinator,
         airthings_device: AirthingsDevice,
         entity_description: SensorEntityDescription,
     ) -> None: