var app = angular.module('plunker', ['nvd3']);

app.controller('MainCtrl', function($scope) {
  $scope.options = {
            chart: {
                type: 'stackedAreaChart',
                height: 450,
                margin : {
                    top: 20,
                    right: 20,
                    bottom: 60,
                    left: 40
                },
                x: function(d){return d[0];},
                y: function(d){return d[1];},
                useVoronoi: false,
                clipEdge: true,
                transitionDuration: 500,
                useInteractiveGuideline: true,
                xAxis: {
                    showMaxMin: false,
                    tickFormat: function(d) {
                        return d3.time.format('%d/%m/%y')(new Date(d))
                    }
                },
                yAxis: {
                    tickFormat: function(d){
                        return d3.format(',.2f')(d);
                    }
                }
            }
        };

        $scope.data = [
            {
                "key" : "Test line" ,
                "values" : [ 
                  [ 1441054800000 , 4] , 
                  [ 1441141200000 , 8] , 
                  [ 1441486800000 , 4] , 
                  [ 1441659600000 , 8] 
                  ]
            }

            

        ]
});
<!DOCTYPE html>
<html ng-app="plunker">

  <head>
    <meta charset="utf-8" />
    <title>Angular-nvD3 Stacked Area Chart</title>
    <script>document.write('<base href="' + document.location + '" />');</script>
    <link rel="stylesheet" href="style.css" />
    <link rel="stylesheet" href="https://rawgit.com/novus/nvd3/v1.1.15-beta/nv.d3.min.css"/>
    <script data-require="angular.js@1.2.x" src="https://code.angularjs.org/1.2.16/angular.js" data-semver="1.2.16"></script>
    <script src="https://rawgit.com/mbostock/d3/master/d3.min.js"></script>
    <script src="https://rawgit.com/novus/nvd3/v1.1.15-beta/nv.d3.min.js"></script>
    <script src="https://rawgit.com/krispo/angular-nvd3/v0.1.1/dist/angular-nvd3.js"></script>
    <script src="app.js"></script>
  </head>

  <body ng-controller="MainCtrl">
    
    <nvd3 options="options" data="data"></nvd3>
    
    <br><a href="http://krispo.github.io/angular-nvd3/" target="_blank" style="float: right;">See more</a>
  </body>

</html>
/* Put your css in here */

Read more about Angular-nvD3:
http://krispo.github.io/angular-nvd3/