IP1837TRPBF International Rectifier, IP1837TRPBF Datasheet - Page 8

• Manufacturer Part Number: IP1837TRPBF
• Description: IC DC-DC REG SYNC BUCK LGA
• Manufacturer: International Rectifier
• Series: iPOWIR™r
• Type: Step-Down (Buck), PWM - Voltage Moder

Specifications of IP1837TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.6 V ~ 12 V
• Current - Output: 35A
• Frequency - Switching: 250kHz ~ 1.5MHz
• 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): 35
• 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

Oscillator
Error Amplifier
Remote Sense Differential Amplifier
Soft Start
VCC – Start – Threshold
VCC – Stop – Threshold
Enable – Start – Threshold
Enable – Stop – Threshold
Rt Voltage
Frequency Range
Ramp Offset
Min Pulse Width
Fixed Off Time
Max Duty Cycle
Input Bias Current
Input Bias Current
Sink Current
Source Current
Slew Rate
Gain‐Bandwidth Product
DC Gain
Maximum Voltage
Minimum Voltage
Unity Gain Bandwidth
DC Gain
Offset Voltage
Source Current
Sink Current
Slew Rate
VOSEN+ input impedance
VOSEN‐ input impedance
Maximum Voltage
Minimum Voltage
Soft Start Charge Current
Clamp Voltage
Offset Voltage
PARAMETER
8
March 3, 2011 | V1.24
VCC_UVLO_Start
VCC_UVLO_Stop
Enable_UVLO_Start
Enable_UVLO_Stop
F
Ramp (os)
Dmin (ctrl)
Dmax
IFb(E/A)
IVp(E/A)
Isink(E/A)
Isource(E/A)
SR
GBWP
Gain
Vmax(E/A)
Vmin(E/A)
BW_RS
Gain_RS
Offset_RS
Isource_RS
Isink_RS
Slew_RS
Rin_RS+
Rin_RS‐
Vmax_RS
Min_RS
Iss_Charg
Vss (Clamp)
Vss (offset)
S
SYMBOL
Highly Integrated 35A Single‐input Voltage,
VCC Rising Trip Level
VCC Falling Trip Level
Supply ramping up
Supply ramping down
Note 3
Note 3
Note 3
Note 3
Note 3
Note 3
Note 3
Note 3
Note 3, Cload = 100pF
Note 3
V(PVCC) – V(Vosp)
Synchronous Buck Regulator
CONDITIONS
1350
MIN
1.14
450
100
100
2.6
0.9
0.6
1.7
0.4
0.5
75
20
70
70
14
‐1
‐1
‐3
2
5
7
3
3
2
3
1500
TYP
500
130
110
110
120
120
170
2.8
2.2
1.2
1.0
0.4
0.9
6.4
3.3
12
30
50
20
1
8
2
0
9
1
4
1
iP1837
MAX
1650
1.36
1.06
550
200
120
100
200
200
250
3.1
2.5
1.2
2.3
1.5
3.6
50
+1
+1
12
20
40
20
26
9
3
2
8
97600
kohm
kohm
UNIT
V/µs
V/µs
MHz
MHz
kHz
mA
mA
mV
mV
mA
mA
mV
mV
µA
µA
µA
µA
dB
dB
ns
ns
%
V
V
V
V
V