參數(shù)資料
型號(hào): ISL658090EVAL2
廠商: Intersil Corporation
英文描述: Integrated Power Stage
中文描述: 集成功率級(jí)
文件頁數(shù): 5/31頁
文件大?。?/td> 1391K
代理商: ISL658090EVAL2
5
33
VSW
O
HV ANALOG Drain of high side PFET. When the PWM signal is high and no fault condition, VCC is switched to VSW
34
VSW
O
HV ANALOG Drain of high side PFET. When the PWM signal is high and no fault condition, VCC is switched to VSW
35
VSW
O
HV ANALOG Drain of high side PFET. When the PWM signal is high and no fault condition, VCC is switched to VSW
36
VSW
O
HV ANALOG Drain of high side PFET. When the PWM signal is high and no fault condition, VCC is switched to VSW
37
VSW
O
HV ANALOG Drain of high side PFET. When the PWM signal is high and no fault condition, VCC is switched to VSW
38
VSW
O
HV ANALOG Drain of high side PFET. When the PWM signal is high and no fault condition, VCC is switched to VSW
39
GND
I
GND
IC ground
40
ISENSE
MINUS/
GND
I
GND
Ground pin for current sense resistor
41
ISENSE
PLUS
I/O
ANALOG
Low voltage analog output; current representing 1/9900 of the high side PFET current
42
SOC
O
3.3V CMOS
Digital outupt; start of conversion signal (SOC). This signal frames the error word generated by the
voltage A/D when configured in regulation mode.
43
GND
I
GND
IC ground
44
IDIG
O
3.3V CMOS
Digital output; 7 bit serial word transmitted typically at 66.67MHz. The first bit is a start bit (start=1).
This signal represents the sampled peak current in the high side PFET, MSB first
45
VDD
I
VDD
Power supply for the logic typically set at 3.3V
46
VREF
I
VREF
Low voltage analog input; 2.5V reference signal used by the A/D converter and the thermal shutdown
circuits
47
GND
I
GND
IC ground
48
CLK
I
3.3V CMOS
Digital input; typically a 133MHz clock supplied to the Intersil ISL6590
49
ERR
O
3.3V CMOS
Digital output; Voltage A/D output word indicating the error from the desired output voltage and
VSENP-VSENN measured voltage (Output voltage-VID). The error signal is a 6 bit serial word (MSB
first) transmitted typically at 66.67MHz.
50
ATRL
O
3.3V CMOS
Digital output; Active Transient Response Low (ATRL). ATRL indicates the regulated output voltage
has"spiked" above the programmed level.
51
ATRH
O
3.3V CMOS
Digital output; Active Transient Response High (ATRH). ATRH indicates the regulated output voltage
has"drooped" below the programmed level.
52
GND
I
GND
IC ground
53
VSENN
I
LV ANALOG Low voltage analog input; negative input for the remote sense used to differentially sense the
regulated output voltage. The IC is configurable for thre modes of operation: Regulation mode, ATR
mode, and output OV/UV mode
54
VSENP
I
LV ANALOG Low voltage analog input; positive input for the remote sense used to differentially sense the regulated
output voltage. The IC is configurable for thre modes of operation: Regulation mode, ATR mode, and
output OV/UV mode
55
VDD
I
VDD
Power supply for the logic typically set at 3.3V
56
SCLK
I
3.3V CMOS
Digital input; typically 16.67MHz clock supplied by the Intersil ISL6590 digital controller for the
controller interface bus Paddle
PADDLE
VCC
I
VCC
Power supply input typically set at 12V. Provides gate drive and source connection for the integrated
high side PFET
Side Bar
1
VSW
O
HV ANALOG Drain of high side PFET. When the PWM signal is high, VCC is switched to VSW
Side Bar
2
VSW
O
HV ANALOG Drain of high side PFET. When the PWM signal is high, VCC is switched to VSW
Functional Pin Description
(Continued)
PIN #
NAME
I/O
TYPE
DESCRIPTION
ISL6580
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