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參數(shù)資料
| 型號： | ISL6752 |
| 廠商： | Intersil Corporation |
| 英文描述： | Octal Buffers/Drivers With 3-State Outputs 20-PDIP -40 to 85 |
| 中文描述： | ZVS全橋電流模式PWM可調(diào)的同步整流控制 |
| 文件頁數(shù)： | 6/16頁 |
| 文件大?。?/td> | 436K |
| 代理商： | ISL6752 |
6
FN9181.1
March 10, 2005
Minimum Duty Cycle
VERR < 0.6V
-
-
0
%
Maximum Duty Cycle (per half-cycle)
VERR = 4.20V, V
CS
= 0V (Note 5)
-
94
-
%
RTD = 2.00k
, CT = 220pF
-
97
-
%
RTD = 2.00k
, CT = 470pF
-
99
-
%
Zero Duty Cycle VERR Voltage
0.85
-
1.20
V
VERR to PWM Comparator Input Offset
T
A
= 25°C
0.7
0.8
0.9
V
VERR to PWM Comparator Input Gain
0.31
0.33
0.35
V/V
Common Mode (CM) Input Range
(Note 4)
0
-
4.45
V
OSCILLATOR
Frequency Accuracy, Overall
(Note 4)
165
183
201
kHz
-10
10
%
Frequency Variation with VDD
T
A
= 25°C, (F
20V
- - F
10V
)/F
10V
-
0.3
1.7
%
Temperature Stability
VDD = 10V, |F
-40°C
- F
0°C
|/F
0°C
-
4.5
-
%
|F
0°C
- F
105°C
|/F
25°C
(Note 4)
-
1.5
-
%
Charge Current
T
A
= 25°C
-193
-200
-207
μA
Discharge Current Gain
19
20
23
μA/μA
CT Valley Voltage
Static Threshold
0.75
0.80
0.88
V
CT Peak Voltage
Static Threshold
2.75
2.80
2.88
V
CT Pk-Pk Voltage
Static Value
1.92
2.00
2.05
V
RTD Voltage
1.97
2.00
2.03
V
RESDEL Voltage Range
0
-
2.00
V
CTBUF Gain (V
CTBUFp-p
/V
CTp-p
)
V
CT
= 0.8V, 2.6V
1.95
2.0
2.05
V/V
CTBUF Offset from GND
V
CT
= 0.8V
0.34
0.40
0.44
V
CTBUF VOH
V(I
LOAD
= 0mA, I
LOAD
= -2mA),
V
CT
= 2.6V
-
-
0.10
V
CTBUF VOL
V(I
LOAD
= 2mA, I
LOAD
= 0mA),
V
CT
= 0.8V
-
-
0.10
V
OUTPUT
High Level Output Voltage (VOH)
I
OUT
= -10mA, VDD - VOH
-
0.5
1.0
V
Low Level Output Voltage (VOL)
I
OUT
= 10mA, VOL - GND
-
0.5
1.0
V
Rise Time
C
OUT
= 220pF, VDD = 15V (Note 4)
-
110
200
ns
Fall Time
C
OUT
= 220pF, VDD = 15V (Note 4)
-
90
150
ns
UVLO Output Voltage Clamp
VDD = 7V, I
LOAD
= 1mA (Note 6)
-
-
1.25
V
Output Delay/Advance Range
OUTLLN/OUTLRN relative to OUTLL/OUTLR
V
ADJ
= 2.50V (Note 4)
-
-
3
ns
V
ADJ
< 2.425V
-40
-
-300
ns
V
ADJ
> 2.575V
40
-
300
ns
Delay/Advance Control Voltage Range
OUTLLN/OUTLRN relative to OUTLL/OUTLR
OUTLxN Delayed
2.575
-
5.000
V
OUTLxN Advanced
0
-
2.425
V
Electrical Specifications
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
schematic. 9V < VDD< 20V, RTD = 10.0k
, CT = 470pF, T
A
= -40°C to 105°C (Note 3), Typical values are at
T
A
= 25°C
(Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
ISL6752
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