diff --git a/bom/Makefile b/bom/Makefile
index f5bf73e..9989d5e 100644
--- a/bom/Makefile
+++ b/bom/Makefile
@@ -4,8 +4,8 @@ KITS=1
 
 EQU=atrf.equ dk/digi-key.equ
 INV=atrf.inv dk/digi-key.inv
-GEN=avx.gen johanson.gen murata.gen tdk.gen yageo.gen
-CHR=$(GEN:%.gen=%.chr)
+GEN=avx.gen johanson.gen murata.gen panasonic.gen tdk.gen yageo.gen
+CHR=$(GEN:%.gen=%.chr) stackpole.chr
 
 
 .PHONY:		all again show-atusd spotless
@@ -37,6 +37,10 @@ murata.chr:	dk/digi-key.equ murata.gen
 		$(BOOM) gen2chr MURATA dk/digi-key.equ murata.gen >$@ || \
 		  { rm -f $@; exit 1; }
 
+panasonic.chr:	dk/digi-key.equ panasonic.gen
+		$(BOOM) gen2chr PANASONIC dk/digi-key.equ panasonic.gen >$@ || \
+		  { rm -f $@; exit 1; }
+
 tdk.chr:	dk/digi-key.equ tdk.gen
 		$(BOOM) gen2chr TDK dk/digi-key.equ tdk.gen >$@ || \
 		  { rm -f $@; exit 1; }
diff --git a/bom/panasonic.gen b/bom/panasonic.gen
new file mode 100644
index 0000000..f95a195
--- /dev/null
+++ b/bom/panasonic.gen
@@ -0,0 +1,22 @@
+#GEN
+
+# http://industrial.panasonic.com/www-data/pdf/AOA0000/AOA0000CE1.pdf
+
+ERJ* -> T=R {
+    ERJ-(???)(Y|)(?)([0-9R][0-9R][0-9])* ->
+	_FP=$REF:1 _TOL=$REF:3 _E12_1=$REF:4
+
+    _TOL=J -> TOL=5%
+
+    _FP=XGN -> FP=01005 P=1/32W V=15V
+    _FP=1GE -> FP=0201 P=1/20W V=25V
+    _FP=2GE -> FP=0402 P=1/10W V=50V
+    _FP=3GE -> FP=0603 P=1/10W V=75V
+    _FP=6GE -> FP=0805 P=1/8W V=150V
+    _FP=8GE -> FP=1206 P=1/4W V=200V
+    # @@@ handle 1210 and beyond later
+}
+
+include lib/e12.inc
+
+T=R -> R=${_E12}R !
diff --git a/bom/stackpole.chr b/bom/stackpole.chr
new file mode 100644
index 0000000..a70796b
--- /dev/null
+++ b/bom/stackpole.chr
@@ -0,0 +1,14 @@
+#CHR
+
+#
+# Stackpole are changing their part numbers, with a transition period from
+# 2011-01-03 to 2011-12-31. Digi-Key already went ahead and switched, so we use
+# the new style here as well.
+#
+# Since there's no complete reference for the Stackpole parts with new numbers
+# yet, we just put the parts we need here and defer generation until later.
+#
+# http://www.seielect.com/news/20100730_PartNumberChange.htm
+#
+
+STACKPOLE RMCF0402ZT0R00 T=R R=0R FP=0402 P=1/16W V=50V