Datasheet AK7864A (Asahi Kasei Microdevices) - 9
| Manufacturer | Asahi Kasei Microdevices |
| Description | 3 channel LED Driver with Charge Pump |
| Pages / Page | 13 / 9 — 4. LEDD block, switching characteristics |
| File Format / Size | PDF / 302 Kb |
| Document Language | English |
4. LEDD block, switching characteristics
Model Line for this Datasheet
Text Version of Document
[AK7864A]
4. LEDD block, switching characteristics
EN 0.7VDD 0.3VDD ts th CONTR/G/B (high setting) 0.7VDD 0.7VDD CONTR/G/B tcl (low setting) th tcl 0.3VDD tlon LED current 90% 10% tloff (VDD=3.135~3.465V, Ta=070C, unless otherwise specified) No. Item min. typ. max. Unit Conditions tlon LED current rise time 10 s tloff LED current fall time 10 s ts Reset valid setup time 1 s CONTR/G/B LEDB_EN(0.3AVDD):standard to EN(0.3VDD) th Count up setup time 1 s EN(0.7VDD) LEDB_EN(0.7AVDD):standard to CONTR/G/B tcl Current set clearing 1 s CONT_R/G/B:0.7VDD standard MS1336 - E - 00 9 2012/01
4. LEDD block, switching characteristics
EN 0.7VDD 0.3VDD ts th CONTR/G/B (high setting) 0.7VDD 0.7VDD CONTR/G/B tcl (low setting) th tcl 0.3VDD tlon LED current 90% 10% tloff (VDD=3.135~3.465V, Ta=070C, unless otherwise specified) No. Item min. typ. max. Unit Conditions tlon LED current rise time 10 s tloff LED current fall time 10 s ts Reset valid setup time 1 s CONTR/G/B LEDB_EN(0.3AVDD):standard to EN(0.3VDD) th Count up setup time 1 s EN(0.7VDD) LEDB_EN(0.7AVDD):standard to CONTR/G/B tcl Current set clearing 1 s CONT_R/G/B:0.7VDD standard MS1336 - E - 00 9 2012/01
