MANAGING POWER ELECTRONICS VLSl and DSP-Driven Computer Systems phần 3 docx

... 150 mV (dVBE3 x R2/R4) and a AVBE drop of 150 mV (VBEI-VBEZ x R2/R3). Sum the two drops (30 0 mV drop across R2) and we first come up with a 30 0 mV fractional band-gap voltage ... C= 1/(2nf~E)= 1/(2 ~3. 14~ I MHzX2.6kR)=61 pF Eq .3- 17 42 Chapter 3 Circuits (l/VBE) x d/dT(VBE) = -2 mV/0.6 V = -1 /30 0 Eq. 3- 22 Comparing Eq. 3- 20 with Eq. 3- 22...

Ngày tải lên: 14/08/2014, 09:21

... of power, as will be discussed in detail later, is another reason for a mixed analog and digital approach to power management. 3. 1 0 Logic Functions NAND Gate In Figure 3- 34 we ... Buck Converter 79 4.2 to handle 30 A with 3. 3 V. For further details, a full data sheet of the FAN50 93 is provided in Appendix A. The IC is built in a 30 V, 0.8 pm BiCM...

Ngày tải lên: 14/08/2014, 09:21

... Supervisory FM809/10 FM1 233 FM 633 2 /3/ 4 lLC8 03/ 9/10 Wireless Handheld A lot of activity is going into wireless handheld devices, thanks to their potential to intercept and take over a share ... Boost 3. 3 v CPU. TUSB. Bluetooth ;5 Memory 28V 7 Transceiver l-=l- 3 v Power ;5 Amp"fier 20 V Display Contrast Boost 1 2 5VAudio -m LD 03 ;5 Fi...

Ngày tải lên: 14/08/2014, 09:21

... The device is stand-alone and is avail- able in 5-lead SOT- 23 and 6-lead 3 x 3 mm MLP packages. Power Management of Desktop and Notebook Computers 161 Figure 7 -3 PCs and notebooks at ... challenge will move from handling rising power to handling rising power density! The future motherboard will pack more and more power in less and less space, calling...

Ngày tải lên: 14/08/2014, 09:21

... Communications Systems 1.2 V, 3 A CPU CORE FAN 5 236 DC-DC 5.6 - 24 V 5 V, 2 A AUDI0,FI LTERS 3. 3 V, 2 A MEMORY 3. 3 V, 50 mA STANDBY FAN 5 235 5 V, 50 rnA STANDBY 12 v, ... FILTERS I 3. 3V. 5A LOGIC 5V, 50mA STANDBY FAN 5 235 28 V, 200 mA TUNE FUVARACTOR FAN5 236 Figure 7-24 DC-DC regulation system for high power DSTB. A total of nine diff...

Ngày tải lên: 14/08/2014, 09:21

... 1 (3) 2 XTIX f Y c,,,, RCOMP = =33 OkC2 62 8 x 30 Hz x 16nF 1 10 RCOMP = CZERO= 2 nn x xRc0,, (4) ' =016pF 6.28 x 3Hz x 33 CW CZERO = FAN48 03 - 11 3M0 ... 482nJ This power IS dissipated every cycle, and is divided between the internal resistance of the FAN50 93 gate driver and the gate resistor. Thus, * = 131 rnW 4.7R + 0.5R...

Ngày tải lên: 14/08/2014, 09:21

... FAN 530 7 2 83 Product Number VOVT (V) 1.8 1.8 Adlustable Adlustable FAN 530 7 - PRODUCT SPECIFICATION FAN 530 7 PackageType Order Code 5-Lead SOT- 23 Tape and Reel 6-Lead 3x3mm MLP Tape and ... Reel 6-Lead 3x3mm MLP Tape and Reel 5-Lead SOT- 23 Tape and Reel 6-Lead 3x3mm MLP TaDe and Reel FAN 530 7S 18X FAN 530 7MP18X FAN 530 7SX FAN 530 7MPX Ordering In...

Ngày tải lên: 14/08/2014, 09:21

... between cycle Y and 16, normal operation is restored and the over-current circuit resets inelf. REV. 1.1.9 5/25/05 13 Appendix F Fairchild Specifications for FAN5 236 33 9 Part Number ... Temperature Range Package Packing FANS 236 FAN5 236 QSCX FAN5 236 MTC FAN5 236 MTCX __ -10°C to 85°C mop-28 Tape and Reel -10°C to 85°C -10°C to 85°C TSSOP-28 Tape a...

Ngày tải lên: 14/08/2014, 09:21