IP1827TRPBF International Rectifier, IP1827TRPBF Datasheet - Page 3

• Manufacturer Part Number: IP1827TRPBF
• Description: IC DC-DC REG SYNC BUCK LGA
• Manufacturer: International Rectifier
• Series: iPOWIR™r
• Type: Step-Down (Buck), PWM - Voltage Moder

Specifications of IP1827TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.6 V ~ 12 V
• Current - Output: 25A
• Frequency - Switching: 225kHz ~ 1.65MHz
• Voltage - Input: 1.5 V ~ 16 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: *
• Package / Case: *
• Package: LGA - 7.7 x 7.7
• Circuit: Single Output
• Iout (a): 25
• Switch Freq (khz): 250 - 1500
• Input Range (v): 1.5 - 16
• Output Range (v): 0.6 - 0.75*Vin
• Internal Bias Ldo: Yes
• Ocp Otp Uvlo Pre-bias Soft Start And: Remote Sense + Body Tracking + Temp Comp OCP
• Pbf: PbF Option Available
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FUNCTIONAL BLOCK DIAGRAM
Comp
VCC
PVCC
Vosm
Voso
SS
Vosp
Fb
En
Rt
200mV
Vref
3
Charge Pump
January 24, 2011 | V1.2
OScillator
UVPVCC
UVCC
UVEN
Clock
E/A
&
Ramp
1V
20uA
EN_CP
LDO
Shutdown
POR
Fault
Thermal
Q
Clock
IntVcc
S
R
x4CLK
POR
HDRi
R
S
Figure 4: iP1827 Simplified Block Diagram
Q
Highly Integrated 25A Single‐input Voltage,
R
S
0.1V
Q
Digital Pulse
Generation
OCP
Clock
Pre-Bias
Fault
SD
control
SW
BB
Synchronous Buck Regulator
OVP
0.69V
0.51V
BBRAKING
LDRiss
LDRi
OVP
Fault
OVER VOLTAGE
PVCC
HDRi
SD
Voso
POWER GOOD
Clock
&
DRIVER
OCP
Fault
POR
CURRENT
OVER
Clock
SW
iP1827
BiasGND
PGD
LGnd
SW
PGnd
OCSet
Vin
97599