BD9560MUV_09 Datasheet, PDF (6/22 Pages) Rohm – Switching Regulator Controller for Graphic Chip Cores

BD9560MUV
●参考データ
Technical Note
4ch Iout
(5A/div)
3ch Vout
(50mV/div)
4ch Iout
(5A/div)
3ch Vout
(50mV/div)
4ch Iout
(5A/div)
3ch Vout
(50mV/div)
2ch LG
(5V/div)
1ch HG
(5V/div)
2ch LG
(5V/div)
1ch HG
(5V/div)
2ch LG
(5V/div)
1ch HG
(10V/div)
Fig.13 Transient Response (VIN=5V)
VOUT=1.2875V, IOUT=0A→10A
Fig.14 Transient Response (VIN=12V)
VOUT=1.2875V, IOUT=0A→10A
Fig.15 Transient Response (VIN=21V)
VOUT=1.2875V, IOUT=0A→10A
3ch Vout
(50mV/div)
3ch Vout
(50mV/div)
3ch Vout
(50mV/div)
4ch Iout
(5A/div)
2ch LG
(5V/div)
1ch HG
(5V/div)
Fig.16 Transient Response (VIN=5V)
VOUT=1.2875V, IOUT=10A→0A
4ch Iout
(5A/div)
4ch Iout
(5A/div)
2ch LG
(5V/div)
1ch HG
(5V/div)
2ch LG
(5V/div)
1ch HG
(10V/div)
Fig.17 Transient Response (VIN=12V) Fig.18 Transient Response (VIN=21V)
VOUT=1.2875V, IOUT=10A→0A
VOUT=1.2875V, IOUT=10A→0A
VR_ON
2V/div
VR_ON
2V/div
VR_ON
2V/div
VOUT
200mV/div
Fig.19 Wakeup wave form
VOUT=1.2875V,VIN=12V, IOUT=0A
VOUT
200mV/div
IL
5A/div
Fig.20 Wakeup wave form
VOUT=1.2875V,VIN=12V, RVOUT=120mΩ
VOUT
200mV/div
Fig.21 Wakeup wave form
VOUT=0.84975V,VIN=12V, IOUT=0A
VR_ON
2V/div
V^V2C^O0C_0U__mC^TO_VR_/dE_iv
VR_ON
2V/div
VR_ON
2V/div
VOUT
100mV/div
IL
5A/div
VOUT
100mV/div
Fig.22 Wakeup wave from
Fig.23 Wakeup wave form
VOUT=0.84975V,VIN=12V, RVOUT=80mΩ VOUT=0.412V,VIN=12V, IOUT=0A
IL
5A/div
Fig.24 Wakeup wave form
VOUT=0.412V,VIN=12V, RVOUT=40mΩ
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2009.04 - Rev.B