PCA9626B NXP Semiconductors, PCA9626B Datasheet - Page 31

• Manufacturer Part Number: PCA9626B
• Description: IC, LED DRIVER, RGBA, 48-LQFP
• Manufacturer: NXP Semiconductors

Specifications of PCA9626B

• No. Of Outputs: 24
• Output Current: 100mA
• Output Voltage: 40V
• Input Voltage: 2.3V To 5.5V
• Dimming Control Type: PWM
• Driver Case Style: LQFP
• Switching Frequency: 1MHz
• Base Number: 9626
• Operating: RoHS Compliant
• Led Driver Application: RGB Or RGBA LED Drivers, LED Status Information, Displays, Backlights
• Rohs Compliant: Yes
• Lead Free Status / Rohs Status: Details

NXP Semiconductors
10. Application design-in information
PCA9626_2
Product data sheet
Fig 17. Typical application
I
2
C-BUS/SMBus
(1) OE requires pull-up resistor if control signal from the master is open-drain.
MASTER
V
DD
I
Remark: During power-down, slow decay of voltage supplies may keep LEDs illuminated. Consider disabling LED outputs
using HIGH level applied to OE pin.
= 2.5 V, 3.3 V or 5.0 V
2
C-bus address = 0010 101x.
SDA
SCL
OE
10 k
10 k
10 k (1)
SDA
SCL
OE
A0
A1
A2
A3
A4
A5
A6
V
SS
PCA9626
Rev. 02 — 31 August 2009
V
V
SS
DD
LED10
LED11
LED12
LED13
LED14
LED15
LED16
LED17
LED18
LED19
LED20
LED21
LED22
LED23
LED0
LED1
LED2
LED3
LED4
LED5
LED6
LED7
LED8
LED9
up to 40 V
LED light bar
LED light bar
LED light bar
LED light bar
LED light bar
24-bit Fm+ I
2
C-bus 100 mA 40 V LED driver
PCA9626
© NXP B.V. 2009. All rights reserved.
up to 40 V
up to 40 V
up to 40 V
up to 40 V
up to 40 V
up to 40 V
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