{"id":5225,"date":"2026-06-09T10:37:08","date_gmt":"2026-06-09T10:37:08","guid":{"rendered":"https:\/\/materialparts.com\/uln2004adr\/"},"modified":"2026-06-09T10:37:08","modified_gmt":"2026-06-09T10:37:08","slug":"uln2004adr","status":"publish","type":"post","link":"https:\/\/materialparts.com\/es\/uln2004adr\/","title":{"rendered":"ULN2004ADR"},"content":{"rendered":"<h2>Productos<\/h2>\n<p>The ULN2004ADR from Texas Instruments is a 7-channel Darlington transistor array with 10.5k-ohm series base resistors for direct CMOS (6-15V) interface. 500mA per channel, 50V output, clamp diodes in SOIC-16.<\/p>\n<h2>Especificaciones<\/h2>\n<table>\n<tr>\n<td>Fabricante<\/td>\n<td>Texas Instruments<\/td>\n<\/tr>\n<tr>\n<td>Canales<\/td>\n<td>7 Darlington pairs<\/td>\n<\/tr>\n<tr>\n<td>Input Compatibility<\/td>\n<td>6-15V CMOS (10.5k series R)<\/td>\n<\/tr>\n<tr>\n<td>Output Voltage<\/td>\n<td>50V max<\/td>\n<\/tr>\n<tr>\n<td>Collector Current<\/td>\n<td>500mA\/channel<\/td>\n<\/tr>\n<tr>\n<td>VCE(sat)<\/td>\n<td>0.9V typ @ 100mA<\/td>\n<\/tr>\n<tr>\n<td>Clamp Diodes<\/td>\n<td>Yes (common cathode)<\/td>\n<\/tr>\n<tr>\n<td>Paquete<\/td>\n<td>SOIC-16<\/td>\n<\/tr>\n<tr>\n<td>Temperatura de funcionamiento<\/td>\n<td>-40 to 70 C<\/td>\n<\/tr>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Product Overview The ULN2004ADR from Texas Instruments is a 7-channel Darlington transistor array with 10.5k-ohm series base resistors for direct CMOS (6-15V) interface. 500mA per channel, 50V output, clamp diodes in SOIC-16. Key Specifications Manufacturer Texas Instruments Channels 7 Darlington pairs Input Compatibility 6-15V CMOS (10.5k series R) Output Voltage 50V max Collector Current 500mA\/channel [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[36,13],"tags":[],"chip_brand":[138],"class_list":["post-5225","post","type-post","status-publish","format-standard","hentry","category-gate-driver-ics","category-integrated-circuits-ics","chip_brand-ti"],"acf":{"brief_explanation":"7-ch Darlington array, CMOS 6-15V input, 500mA\/ch, SOIC-16","date_code":"","package_case":"SOIC-16 (9.90 x 3.91mm, 1.27mm pitch)","in_stock":2631,"datasheet":"https:\/\/www.ti.com\/lit\/ds\/slrs027t\/slrs027t.pdf","price":"$0.35 @ 1ku","product_introduction":"ULN2004ADR from TI is a 7-channel Darlington array with 10.5k-ohm base resistors for direct 6-15V CMOS drive. 500mA\/channel, 50V output with clamp diodes for inductive loads. SOIC-16 tape-and-reel.","working_principle":"Seven NPN Darlington pairs with 10.5k series base resistor and 7.2k+3k divider. Small base current is amplified by cascaded transistors (hFE > 1000). Clamp diodes protect against inductive kickback when driving relays or motors.","pin_description":"<table><tr><th>Pin<\/th><th>Name<\/th><th>Function<\/th><\/tr><tr><td>1-7<\/td><td>1B-7B<\/td><td>Logic inputs<\/td><\/tr><tr><td>8<\/td><td>E<\/td><td>Common emitter (GND)<\/td><\/tr><tr><td>9<\/td><td>COM<\/td><td>Clamp diode common<\/td><\/tr><tr><td>10-16<\/td><td>7C-1C<\/td><td>Darlington outputs<\/td><\/tr><\/table>","application_scenarios":"<ul><li>Relay and solenoid drivers<\/li><li>Stepper motor drivers<\/li><li>Lamp and LED displays<\/li><li>Industrial logic buffers<\/li><\/ul>","alternative_models":"<table><tr><th>Manufacturer<\/th><th>Part Number<\/th><th>Notes<\/th><\/tr><tr><td>TI<\/td><td>ULN2003ADR<\/td><td>TTL\/5V CMOS version<\/td><\/tr><tr><td>ST<\/td><td>ULN2004AD<\/td><td>Equivalent<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/5225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/comments?post=5225"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/5225\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/media?parent=5225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/categories?post=5225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/tags?post=5225"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/chip_brand?post=5225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}