WM8310GEB/V Wolfson Microelectronics, WM8310GEB/V Datasheet - Page 100

• Manufacturer Part Number: WM8310GEB/V
• Description: POWER MANAGEMENT SUBSYSTEM, 169BGA
• Manufacturer: Wolfson Microelectronics

Specifications of WM8310GEB/V

• Supply Voltage: 7V
• No. Of Step-down Dc - Dc Converters: 4
• No. Of Ldo Regulators: 11
• Digital Ic Case Style: BGA
• No. Of Pins: 169
• No. Of Regulated Outputs: 13
• Operating Temperature Range: -40°C To
• Rohs Compliant: Yes
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

WM8310
16.4 LED DRIVER CONNECTIONS
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The recommended connections for LEDs on ISINK1 and ISINK2 are illustrated in Figure 23.
Figure 23 LED Connections to ISINK1 and ISINK2
The ground connection associated with these two Current Sinks is the ISINKGND pin. The DC-DC4
Boost Converter can be used to provide the VDD supply for ISINK1 or ISINK2. It is also possible to
drive ISINK1 and ISINK2 simultaneously from the DC-DC4 Boost Converter. See Section 15.4.2 for
details of configuring DC-DC4 correctly according to whether it is supplying ISINK1 or ISINK2.
PP, December 2009, Rev 3.0
Pre-Production
100