ZL2106ALCF Intersil, ZL2106ALCF Datasheet - Page 2

• Manufacturer Part Number: ZL2106ALCF
• Description: 6A Digital DC-DC Converter W/ DDC - BULK50
• Manufacturer: Intersil
• Series: -r
• Type: Step-Down (Buck), PWM - Voltage Moder

Specifications of ZL2106ALCF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.54 V ~ 5.5 V
• Current - Output: 6A
• Frequency - Switching: 200kHz ~ 1MHz
• Voltage - Input: 4.5 V ~ 14 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-VFQFN Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Typical Application Circuit
The following application circuit represents a typical
implementation of the ZL2106. For PMBus operation, it is
recommended to tie the enable pin (EN) to SGND.
Block Diagram
DDC Bus
SMBus
ENABLE
PGOOD
Notes:
‡
†
connected. The 10 kΩ default value, assuming a maximum of 100 pF per device, provides the necessary 1 µs pull-up rise
time. Please refer to the Digital-DC Bus section for more details.
††
connected. Please refer to the I
I
The DDC bus pull-up resistance will vary based on the capacitive loading of the bus , including the number of devices
Ferrite bead is optional for input noise suppression.
The I
2
C/
2
††
C/SMBus pull -up resistance will vary based on the capacitive loading of the bus , including the number of devices
†
FIGURE 2. 12V TO 3.3V/6A APPLICATION CIRCUIT (5ms SS DELAY, 5ms SS RAMP)
2
VTRK
VSET
CFG
MGN
DDC
SS
PG
EN
SA
V
IN
2
DDC Bus
2.5V
LDO
1
2
3
4
5
6
7
8
9
Power
C/SMBus specifications for more details.
Mgmt
SMBus
PG
DGND
SYNC
VSET
SA
SCL
SDA
SALRT
FC
LDO
5V
10 µF
FIGURE 3. BLOCK DIAGRAM
C
NVM
25
Control
Drivers
PWM
ZL2106
&
ZL2106
4.7 µF
LDO
C
7V
RA
4.7µF
C
R
PGND
VDDP
F.B.
BST
SW
SW
SW
SW
SW
SW
VSEN
BST
‡
SW
27
26
21
20
19
25
24
23
22
47nF
2.2 µF
C
C
B
DD
100 µF
C
V
IN
OUT
150 µF
2.2µH
C
L
OUT
OUT
12V
V
IN
V
3.3V
OUT
FN6852.4