MC34716EP Freescale Semiconductor, MC34716EP Datasheet - Page 26

• Manufacturer Part Number: MC34716EP
• Description: IC CONVERTER DDR 26QFN
• Manufacturer: Freescale Semiconductor

Specifications of MC34716EP

• Applications: Converter, DDR
• Voltage - Input: 3 ~ 6 V
• Number Of Outputs: 2
• Voltage - Output: 0.7 ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 26-QFN
• Output Voltage: 0.7 V to 3.6 V
• Output Current: 5 A
• Input Voltage: 3 V to 6 V
• Switching Frequency: 1 MHz
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

26
34716
REVISION HISTORY
REVISION
1.0
2.0
3.0
4.0
DATE
2/2006
2/2007
5/2007
12/2007
DESCRIPTION OF CHANGES
• Pre-release version
•
• Initial release
• Converted format from Market Assessment to Product Preview
•
• Changed Feature fom 2% to 1%, relabeled to include soft start
• Change references for 45 mΩ Integrated N-Channel Power MOSFETs to 50 mΩ
• Removed Machine Model in
• Changed
• Added
• Changed
• Changed
• Changed
• Changed
• Added
• Changed
• Changed
• Changed
• Changed
• Changed
• Changed
• Changed
• Changed
• Changed
• Changed definition for
• Changed drawings in
• Changed table for
• Removed PC34716EP/R2 from the ordering information and added MC34716EP/R2
• Changed data sheet status to Advance Information
• Made changes to
• Added
• Fixed drawing for
• Added pin 27 to
• Added the section
Implemented Revision History page
Major updates to the data, form, and style
Current
(M5) RDS(ON)
(M7) RDS(ON)
Voltage Current
Delay Timer
Timeout Period
SW2 Pins
channels of
Power MOSFET (M5) RDS(ON)
modes), Both channels of
Error Amplifier Slew Rate
CH 1 High Side MOSFET Drain Voltage Range
CH 2 High Side MOSFET Drain Voltage Range
Machine Model
(11)
High Side N-CH Power MOSFET (M4) RDS(ON)
High Side N-CH Power MOSFET (M6) RDS(ON)
Input DC Supply Current
Output Voltage Accuracy
Soft Start Adjusting Reference Voltage Range
M2 RDS(ON)
Output Voltage Accuracy
Short-circuit Current Limit (Sinking and Sourcing)
M3 RDS(ON)
VREFOUT Buffered Reference Voltage Accuracy
STBY Pin Internal Pull-up Resistor
Soft Start Duration (Normal Mode)
Over-current Limit Retry Timeout Period
Oscillator Default Switching
Respectively),
High Side N-CH Power MOSFET (M4) RDS(ON)
(15)
(15)
(24)
Capability, and
Figure 3
REVISION HISTORY
Switching Node (SW1, SW2)
Type III compensation network
Soft Start Adjustment
Layout Guidelines
34716 Typical Application
Channel 1 Soft Start ADJUStment input (ILIM1)
(MM), Both channels of
and
and
Output Under-voltage
(15)
and the
(Error Amplifier DC Gain
PVIN1 Pin Leakage Current
PVIN2 Pin Leakage Current
,
Maximum Ratings
Error Amplifier Input Offset
VREFOUT Buffered Reference Voltage Over-current Limit
(15)
34716 Pin Definitions
(11)
(12)
(15)
,
Charge Device Model
,
,
Frequency,
,
(13)
(16)
Input DC Supply Current
,
,
(14)
(17)
and
SW2 Leakage Current (Standby and Shutdown
Pins,
Threshold,
SD Pin Internal Pull-up Resistor
PG Reset
and
(15)
BOOT1, BOOT2 Pins (Referenced to SW1,
,
Output Under-voltage/Over-voltage Filter
Error Amplifier Unit Gain Bandwidth
and
(15)
(12)
(15)
Output Over-voltage
(20)
)
(12)
Delay, and
Short-circuit Current Limit
and
and
Analog Integrated Circuit Device Data
,
, Both channels of
VREFOUT Buffered Reference
(11)
Low Side N-CH Power MOSFET
Low Side N-CH Power MOSFET
, and
Thermal Shutdown Retry
Input DC Supply
Freescale Semiconductor
Threshold, Both
Low Side N-CH
(15)
,