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IRU3037ACFPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21
IRU3037/IRU3037A & (PbF)
13
www.irf.com
Figure 16 - Transconductance
Figure 15 - Output FrequencyFigure 14 - Output Voltage
IRU3037 / IRU3037A
Transconductance ( GM )
0
100
200
300
400
500
600
700
800
900
1000
-40°C -25°C 0°C +25°C +50°C +75°C +100°C
micro Mho's
Positive load GM Negative load GM
IRU3037A
Output Voltage
760
770
780
790
800
810
820
-40°C -25°C 0°C +25°C +50°C +75°C +100°C +150°C
milli Volts
Output Voltage Spec Max. Spec Min.
Max
Min
IRU3037A
Output Frequency
300
320
340
360
380
400
420
440
460
-40°C -25°C 0°C +25°C +50°C +75°C +100°C +150°C
Kilo Hertz
Oscillation Frequency Spec Max. Spec Min.
Max
Min
TYPICAL PERFORMANCE CHARACTERISTICS
14
IRU3037/IRU3037A & (PbF)
www.irf.com
TYPICAL APPLICATION
Single Supply 5V Input
Figure 17 - Typical application of IRU3037 in an on-board DC-DC converter
using a single 5V supply.
IRU3037
U1
Vcc Vc
HDrv
LDrv
Fb
Gnd
Comp
SS/SD
C3
1uF
C4
1uF
C8
0.1uF
C9
680pF
R4
105K
Q1
1/2 of IRF7301
Q2
1/2 of IRF7301
R5
1K, 1%
R6
1.65K, 1%
L2
D05022P-103, 10uH, 4.3A
L1
1uH
C2
2x 10TPB100ML,
100uF, 55m
Ω
C1
47uF
Tantalum
3.3V
@ 4A
C7
2x 6TPC150M,
150uF, 40m
Ω
C5
0.1uF
D1
1N4148
D2
1N4148
D3
1N4148
5V
IRU3037/IRU3037A & (PbF)
15
www.irf.com
Figure 18 - Typical application of IRU3037 or IRU3037A in an on-board DC-DC converter providing the Core,
GTL+, and Clock supplies for the Pentium II microprocessor.
TYPICAL APPLICATION
Dual Supply, 5V Bus and 12V Bias Input
IRU3037
U1
Vcc
Vc
HDrv
LDrv
Fb
Gnd
Comp
SS/SD
Vcc
Vc
HDrv
LDrv
Fb
Gnd
Comp
12V
IRU1206-18
2.5V/2A
1.8V/1A
R3
1K
1%
C3
47uF
C1
47uF
L1
1uH
C2
10TPB100M, 100uF,
55m
Ω
, 1.5A rms
Q1
1/2 of IRF7752
L2
CTX5-2P, 3.5uH @ 2.5A
Q2
1/2 of IRF7752
R1
1K, 1%
C1
1uF
C4
1uF
C7
0.1uF
C8
2200pF
R2
14K
C10
1uF
C11
1uF
C13
0.1uF
C14
2200pF
R5
14K
R6
1K, 1%
R4
1.65K, 1%
Q4
1/2 of IRF7752
L3
CTX5-1P, 3.4uH @ 2A
Q3
1/2 of IRF7752
C9
10TPB100M, 100uF,
55m
Ω
, 1.5A rms
3.3V/1.8A
L2
CTX5-2P, 3.5uH @ 2.5A
CTX10-5P, 5.7uH @ 2.5A
C6
6TPB150M, 150uF, 55m
Ω
(Qty 2)
6TPB150M, 150uF, 55m
Ω
(Qty 1)
C6
6TPB150M, 150uF, 55m
Ω
C12
6TPB150M, 150uF, 55m
Ω
5V
IRU3037
U2
SS/SD
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21

IRU3037ACFPBF

Mfr. #:
Buy IRU3037ACFPBF
Manufacturer:
Infineon Technologies
Description:
IC REG CTRLR BUCK/BOOST 8TSSOP
Lifecycle:
New from this manufacturer.
Delivery:
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