MCZ34702EWR2 Freescale Semiconductor, MCZ34702EWR2 Datasheet - Page 8

• 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
8
34702
ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
BUCK CONVERTER (CONTINUED)
Notes
High Side Power MOSFET Q1 RDS(ON)
Low Side Power MOSFET Q2 RDS(ON)
Buck Converter Peak Current Limit (High Level)
VOUT Pull-down MOSFET Q3 Current Limit
VOUT Pull-down MOSFET Q3 R
Thermal Shutdown (VOUT Pull-down MOSFET Q3)
Thermal Shutdown Hysteresis
10.
Characteristics noted under conditions -40°C
9.
ID = 500mA, T
ID = 500mA, T
T
ID = 1.0A, VBST = 8.0V
A
= 25°C, VBST = 8.0V
Design information only. This parameter is not production tested.
ID refers to the MOSFET drain current
Static Electrical Characteristics (continued)
A
A
= 25°C, VBST = 8.0V
= 25°C, VBST = 8.0V
Characteristic
(9)
DS(ON)
Figure
(10)
(9),(10)
(9),(10)
33), unless otherwise noted.
(9)
≤
T
A
≤
85°C unless otherwise noted. Input voltages VIN1 = VIN2 = 3.3V using
R
R
R
Symbol
T
I
M3_LIM
DS(ON)
DS(ON)
I
DS(ON)
SDHYS
LIMH
T
SD
0.75
Min
-7.0
150
Analog Integrated Circuit Device Data
–
–
–
–
Typ
-4.7
170
60
65
10
Freescale Semiconductor
–
–
Max
-4.0
190
2.0
1.9
–
–
–
Unit
mΩ
mΩ
°C
°C
A
A
Ω