Power Supply - ZOLL E Series Service Manual

Power Supply

The power supply converts DC power from a removable battery or the AC/DC Battery Charger module to voltages required by the E Series hardware.
The power supply circuit converts the raw battery or the Charger PWBA output voltages of +8.5 VDC to +16 VDC into the voltages shown in the table
below, including load and line regulation.
VOLTAGE DESCRIPTION
FUSE_PWR Fused Input Power from Battery/Charger
SW_PWR Switched Input Power after Power Switch
3VDD + 3.3 VDC Power for Digital circuits
5VDD + 5.0 VDC Power for Digital circuits
-5VSS - 5.0 VDC Power for Analog circuits
12VEE + 12.0 VDC Power for Analog circuits
15VDD + 15.0 VDC Power for VPP and 12VEE
LCD_BS LCD BIAS Power for LCD display
3_3REF + 3.3 VDC Reference
9650-1450-01 Rev. D
VOLTAGE VDC COMMENTS
( Nominal)
12
12
3.3 Switching @ 300 kHz
5.0 Switching @ 300 kHz
-5.0 Linear
12.0 Linear
15.0 Switching @ 300 kHz
- 18 Switching @ 100 kHz
3.3 Linear
E Series Service Manual
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