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参数资料
| 型号： | ISL6236EVAL1 |
| 厂商： | Intersil |
| 文件页数： | 4/35页 |
| 文件大小： | 0K |
| 描述： | EVAL BOARD 1 FOR ISL6236 |
| 标准包装： | 1 |
| 系列： | * |
第1页第2页第3页当前第4页第5页第6页第7页第8页第9页第10页第11页第12页第13页第14页第15页第16页第17页第18页第19页第20页第21页第22页第23页第24页第25页第26页第27页第28页第29页第30页第31页第32页第33页第34页第35页
ISL6236
Electrical Specifications
No load on LDO, OUT1, OUT2, V REF3 , and REF, V IN = 12V, EN2 = EN1 = VCC, VBYP = 5V, PVCC = 5V,
VEN_LDO = 5V, T A = -40°C to +100°C, unless otherwise noted. Typical values are at T A = +25°C. Boldface
limits apply over the operating temperature range, -40°C to +85°C. (Continued)
MIN
MAX
PARAMETER
CONDITIONS
(Note 6)
TYP
(Note 6)
UNITS
Current-Limit Threshold
(Positive, Adjustable)
GND - PHASE
V ILIM = 0.5V
V ILIM = 1V
V ILIM = 2V
40
93
185
50
100
200
60
107
215
mV
mV
mV
Zero-Current Threshold
SKIP = GND, REF, or OPEN, GND - PHASE
3
mV
Current-Limit Threshold (Negative, Default) SKIP = VCC, GND - PHASE
-120
mV
Soft-Start Ramp Time
Zero to full limit
1.7
ms
Operating Frequency
(V tON = GND), SKIP = VCC
(V tON = REF or OPEN),
SKIP = VCC
(V tON = VCC), SKIP = VCC
SMPS 1
SMPS 2
SMPS 1
SMPS 2
SMPS 1
SMPS 2
400
500
400
300
200
300
kHz
kHz
kHz
kHz
kHz
kHz
ON-Time Pulse Width
Minimum OFF-Time
Maximum Duty Cycle
V tON = GND (400kHz/500kHz)
V tON = REF or OPEN
(400kHz/300kHz)
V tON = VCC (200kHz/300kHz)
T A = -40°C to +100°C
T A = -40°C to +85°C
V tON = GND
V OUT1 = 5.00V
V OUT2 = 3.33V
V OUT1 = 5.05V
V OUT2 = 3.33V
V OUT1 = 5.05V
V OUT2 = 3.33V
V OUT1 = 5.05V
0.895
0.475
0.895
0.833
1.895
0.833
200
200
1.052
0.555
1.052
0.925
2.105
0.925
300
300
88
1.209
0.635
1.209
1.017
2.315
1.017
425
410
μs
μs
μs
μs
μs
μs
ns
ns
%
V OUT2 = 3.33V
85
%
V tON = REF or OPEN
V tON = VCC
V OUT1 = 5.05V
V OUT2 = 3.33V
V OUT1 = 5.05V
V OUT2 = 3.33V
88
91
94
91
%
%
%
%
Ultrasonic SKIP Operating Frequency
SKIP = REF or OPEN
25
37
kHz
INTERNAL REGULATOR AND REFERENCE
LDO Output Voltage
LDO Output Voltage
LDO Output in Adjustable Mode
LDO Output Accuracy in Adjustable Mode
BYP = GND, 5.5V < V IN < 25V, LDOREFIN < 0.3V,
0 < ILDO < 100mA
BYP = GND, 5.5V < V IN < 25V, LDOREFIN > (VCC -1V),
0 < ILDO < 100mA
V IN = 5.5V to 25V, V LDO = 2 x V LDOREFIN
V IN = 5.5V to 25V, V LDOREFIN = 0.35V to 0.5V
4.925
3.250
0.7
5.000
3.300
5.075
3.350
4.5
±2.5
V
V
V
%
V IN = 5.5V to 25V, V LDOREFIN = 0.5V to 2.25V
±1.5
%
LDOREFIN Input Range
LDO Output Current
LDO Output Current During Switchover
LDO Output Current During Switchover
to 3.3V
LDO Short-Circuit Current
V LDO = 2 x V LDOREFIN
BYP = GND, V IN = 5.5V to 25V (Note 5)
BYP = 5V, V IN = 5.5V to 25V, LDOREFIN < 0.3V
BYP = 3.3V, V IN = 5.5V to 25V, LDOREFIN > (VCC - 1V)
LDO = GND, BYP = GND
0.35
200
2.25
100
200
100
400
V
mA
mA
mA
mA
4
FN6373.6
April 29, 2010
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