FAN5236QSC Fairchild Semiconductor, FAN5236QSC Datasheet - Page 7

• Manufacturer Part Number: FAN5236QSC
• Description: IC CTRLR DDR/PWM DUAL HE 28QSOP
• Manufacturer: Fairchild Semiconductor

Specifications of FAN5236QSC

• Applications: Controller, Mobile-Friendly DDR
• Voltage - Input: 5 ~ 24 V
• Number Of Outputs: 2
• Voltage - Output: 0.9 ~ 5 V
• Operating Temperature: -10°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-QSOP
• Operating Temperature Range: - 10 C to + 85 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: FAN5236QSC_NL; FAN5236QSC_NL

FAN5236
Typical Applications
Table 1. DDR Regulator BOM
Note 1 : Suitable for typical notebook computer application of 4A continuous, 6A peak for VDDQ. If continuous operation above
REV. 1.1.9 7/12/04
Description
Capacitor 68 f, Tantalum, 25V, ESR 150m
Capacitor 10nf, Ceramic
Capacitor 68 f, Tantalum, 6V, ESR 1.8
Capacitor 150nF, Ceramic
Capacitor 180 f, Specialty Polymer 4V, ESR 15m
Capacitor 1000 f, Specialty Polymer 4V, ESR 10m
Capacitor 0.1 F, Ceramic
18.2K , 1% Resistor
1.82K , 1% Resistor
56.2K , 1% Resistor
10K , 5% Resistor
3.24K , 1% Resistor
1.5K , 1% Resistor
Schottky Diode 30V
Inductor 6.4 H, 6A, 8.64m
Inductor 0.8 H, 6A, 2.24m
Dual MOSFET with Schottky
DDR Controller
6A is required use single SO-8 packages for Q1A (FDS6612A) and Q1B (FDS6690S) respectively. Using FDS6690S,
change R7 to 1200 . Refer to Power MOSFET Selection, page 15 for more information.
VIN (BATTERY)
+5
+5
1.25V@10mA
= 5 to 24V
R3
R4
+5
C4
PG2/REF
C3
C2
FPWM2
AGND
ILIM1
DDR
VCC
EN1
PG1
EN2
SS1
SS2
28
11
12
15
13
21
17
16
20
8
1
PWM 1
PWM 2
Figure 4. DDR Regulator Application
14
VIN
10
23
24
25
27
26
22
19
18
6
5
4
2
3
7
9
BOOT1
HDRV1
SW1
LDRV1
PGND2
ISNS1
FPWM1 (VOUT1)
VSEN1
BOOT2
HDRV2
SW2
LDRV2
PGND2
ISNS2
VSEN2
ILIM2/REF2
Qty Ref.
Q1A
Q1B
Q2A
Q2B
1
2
1
2
2
1
2
3
1
2
2
1
2
2
1
1
1
1
C1
C2, C3
C4
C5, C7
C6A, C6B
C8
C9
R1, R2
R6
R3
R4
R5
R7, R8
D1, D2
L1,
L2
Q1, Q2
U1
C1
C7
R8
L2
C5
D2
R7
D1
L1
VDDQ/2
+5
C8A
Vendor
AVX
Any
AVX
Any
Panasonic
Kemet
Any
Any
Any
Any
Any
Any
Any
Fairchild
Panasonic
Panasonic
Fairchild
Fairchild
VTT =
+5
C9
C8B
R5
R6
= 2.5V
VDDQ
C6A
R1
R2
Part Number
TPSV686*025#0150
TAJB686*006
EEFUE0G181R
T510E108(1)004AS4115
BAT54
ETQ-P6F6R4HFA
ETQ-P6F0R8LFA
FDS6986S (note 1)
FAN5236
PRODUCT SPECIFICATION
C6B
7