{"id":1466,"date":"2023-09-03T13:45:38","date_gmt":"2023-09-03T11:45:38","guid":{"rendered":"https:\/\/www.makershop.fi\/?post_type=product&#038;p=1466"},"modified":"2025-12-16T22:03:05","modified_gmt":"2025-12-16T20:03:05","slug":"pca9685pw-16-channel-12-bit-pwm-servo-driver-i2c-interface","status":"publish","type":"product","link":"https:\/\/www.makershop.fi\/fi\/tuotteet\/moduulit\/muut\/pca9685pw-16-channel-12-bit-pwm-servo-driver-i2c-interface\/","title":{"rendered":"PCA9685PW 16 Channel 12-bit PWM\/Servo Driver-I2C interface"},"content":{"rendered":"<ul>\n<li>Dimensions (no headers or terminal block) 2.5&#8243; x 1&#8243; x 0.1&#8243; (62.5mm x 25.4mm x 3mm)<\/li>\n<li>Weight (no headers or terminal block): 5.5grams<\/li>\n<li>Weight (with 3&#215;4 headers &amp; terminal block): 9grams<\/li>\n<li>This board\/chip uses I2C 7-bit address between 0x60-0x80, selectable with jumpers<\/li>\n<li>Terminal block for power input (or you can use the 0.1&#8243; breakouts on the side)<\/li>\n<li>Reverse polarity protection on the terminal block input<\/li>\n<li>Green power-good LED<\/li>\n<li>3 pin connectors in groups of 4 so you can plug in 16 servos at once (Servo plugs are slightly wider than 0.1&#8243; so you can only stack 4 next to each other on 0.1&#8243; header<\/li>\n<li>&#8221;Chain-able&#8221; design<\/li>\n<li>A spot to place a big capacitor on the V+ line (in case you need it)<\/li>\n<li>220 ohm series resistors on all the output lines to protect them, and to make driving LEDs trivial<\/li>\n<li>Solder jumpers for the 6 address select pins<\/li>\n<li>i2c-controlled PWM driver with a built in clock. Unlike the TLC5940 family, you do not need to continuously send it signal tying up your microcontroller, its completely free running!<\/li>\n<li>It is 5V compliant, which means you can control it from a 3.3V microcontroller and still safely drive up to 6V outputs (this is good for when you want to control white or blue LEDs with 3.4+ forward voltages)<\/li>\n<li>6 address select pins so you can wire up to 62 of these on a single i2c bus, a total of 992 outputs &#8211; that&#8217;s a lot of servos or LEDs<\/li>\n<li>Adjustable frequency PWM up to about 1.6 KHz<\/li>\n<li>12-bit resolution for each output &#8211; for servos, that means about 4us resolution at 60Hz update rate<\/li>\n<li>Configurable push-pull or open-drain output<\/li>\n<li>Output enable pin to quickly disable all the outputs<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Dimensions (no headers or terminal block) 2.5&#8243; x 1&#8243; x 0.1&#8243; (62.5mm x 25.4mm x 3mm) Weight (no headers or terminal block): 5.5grams Weight (with 3&#215;4 headers &amp; terminal block): 9grams This board\/chip uses I2C 7-bit address between 0x60-0x80, selectable with jumpers Terminal block for power input (or you can use the 0.1&#8243; breakouts on [&hellip;]<\/p>\n","protected":false},"featured_media":3193,"comment_status":"open","ping_status":"closed","template":"","meta":{"saved_in_kubio":false},"product_brand":[],"product_cat":[220],"product_tag":[],"class_list":{"0":"post-1466","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-muut","7":"product_shipping_class-light-goods","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/product\/1466","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/comments?post=1466"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/media\/3193"}],"wp:attachment":[{"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/media?parent=1466"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/product_brand?post=1466"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/product_cat?post=1466"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.makershop.fi\/fi\/wp-json\/wp\/v2\/product_tag?post=1466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}