FAN5236 — Dual Mobile-Friendly DDR / Dual-Output PWM Controller
Ordering Information
Part Number
FAN5236MTCX
Operating
Temperature
Range
-10 to +85°C
Package
28-Lead Thin-Shrink Small-Outline Package (TSSOP)
Packing Method
Tape and Reel
Block Diagrams
+5
VCC
FAN5236
V
IN
(BATTERY)
= 5 to 24V
Q1
ILIM1
L
OUT1
V
O UT1
= 2.5V
C
OUT1
PWM 1
Q2
DDR
Q3
ILIM2/
REF2
L
OUT2
V
O UT 2
= 1.8V
C
OUT2
PWM 2
Q4
Figure 1. Dual-Output Regulator
+5
VCC
FAN5236
V
IN
(BATTERY)
= 5 to 24V
Q1
ILIM1
L
OUT1
V
DDQ
= 2.5V
C
OUT1
R
PWM 1
Q2
+5
DDR
Q3
R
V
TT
=
V
DDQ /2
C
OUT2
PG2/REF
1.25V
L
OUT2
PWM 2
Q4
IL IM2/REF2
Figure 2. Complete DDR Memory Power Supply
© 2002 Fairchild Semiconductor Corporation
FAN5236 • Rev. 1.3.2
www.fairchildsemi.com
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