MCZ34702EWR2 Freescale Semiconductor, MCZ34702EWR2 Datasheet - Page 7

• Manufacturer Part Number: MCZ34702EWR2
• Description: IC PWR SUPPLY 3A SW 32-SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MCZ34702EWR2

• Applications: Controller, Power QUICC™ I, II
• Voltage - Input: 2.8 ~ 6 V
• Number Of Outputs: 2
• Voltage - Output: 7.75V, 0.8 ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-SOIC (7.5mm Width)
• Output Current: 3 A
• Input Voltage: 2.8 V to 6 V
• Switching Frequency: 300 KHz
• Mounting Style: SMD/SMT
• Duty Cycle (max): 95 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 3.
the typical application circuit (see
Analog Integrated Circuit Device Data
Freescale Semiconductor
GENERAL
BUCK CONVERTER
Notes
Operating Voltage Range (VIN1, VIN2)
Start-up Voltage Threshold (Boost Switching)
VBST Under-voltage Lockout (VBST rising)
VBST Under-voltage Lockout Hysterisis
Input DC Supply Current (Normal Operation Mode, Enabled), Unloaded
Outputs
VIN1 Pin Input Supply Current (EN1 = EN2 = 0)
VIN2 Pin Input Leakage Current (EN1 = EN2 = 0)
VDDI Internal Supply Voltage
VDDI Maximum Output Current (Externally Loaded)
Buck Converter Feedback Voltage
Buck Converter Voltage Margining Step Size
Buck Converter Voltage Margining Highest Positive Value
Buck Converter Voltage Margining Lowest Negative Value
Buck Converter Line Regulation
VIN1 = VIN2 = 2.8V to 6.0V, I VOUT = 15mA to 3.0A
Buck Converter Load Regulation
VIN1 = VIN2 = 2.8V to 6.0V, I VOUT = 15mA to 3.0A
VOUT Input Leakage Current
INV Input Leakage Current
Characteristics noted under conditions -40°C
7.
8.
I VOUT = 15mA to 3.0A. Includes Load Regulation Error
VOUT = 5.25V
INV = 0.8V
Design information only. This parameter is not production tested.
VOUT refers to load current on output switcher.
Static Electrical Characteristics
Characteristic
(7),
(7),
(7),
(8)
(8)
Figure
(8)
STATIC ELECTRICAL CHARACTERISTICS
33), unless otherwise noted.
≤
T
A
≤
85°C unless otherwise noted. Input voltages VIN1 = VIN2 = 3.3V using
V
BST_UVLO_HYS
V
REG
REG
BST_UVLO
INV
Symbol
I
VOUTLK
V
V
V
V
V
V
I
V
I
I
MVO
I
DDI
IN1
IN2
DDI
INV
MP
MN
IN
LEAK
ST
IN
LNVO
LDVO
STATIC ELECTRICAL CHARACTERISTICS
0.784
Min
-7.9
-1.0
-1.0
-1.0
2.8
5.5
0.5
2.9
5.9
–
–
–
–
–
–
–
ELECTRICAL CHARACTERISTICS
0.800
Typ
100
1.6
1.0
7.0
7.0
3.5
60
10
–
–
–
–
–
–
–
0.816
Max
-5.9
6.0
1.8
6.5
1.5
3.3
-10
7.9
1.0
1.0
1.0
–
–
–
–
–
Unit
mA
mA
mA
mA
34702
µA
µA
%
%
%
%
%
V
V
V
V
V
V
7