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參數(shù)資料
| 型號(hào)： | NCP3488DR2G |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | MOSFETs |
| 英文描述： | MOSFET Driver with Dual Outputs for Synchronous Buck Converters |
| 中文描述： | HALF BRDG BASED MOSFET DRIVER, PDSO8 |
| 封裝： | LEAD FREE, SOP-8 |
| 文件頁(yè)數(shù)： | 4/7頁(yè) |
| 文件大?。?/td> | 144K |
| 代理商： | NCP3488DR2G |
NCP3488
http://onsemi.com
4
ELECTRICAL CHARACTERISTICS
(Note 4)
(V
CC
= 12 V, T
A
= 0
°
C to +85
°
C, T
J
= 0
°
C to +125
°
C unless otherwise noted.)
Characteristic
Symbol
Condition
Min
Typ
Max
Unit
Supply
Supply Voltage Range
V
CC
4.6
13.2
V
Supply Current
I
SYS
BST = 12 V, IN = 0 V
2.0
6.0
mA
OD Input
Input Voltage High
2.0
V
Input Voltage Low
0.8
V
Hysteresis
500
mV
Input Current
No internal pull
up or pull
down resistors
1.0
+1.0
A
Propagation Delay Time (Note 5)
t
pdlOD
t
pdhOD
30
30
50
50
60
60
ns
ns
PWM Input
Input Voltage High
2.0
V
Input Voltage Low
0.8
V
Hysteresis
500
mV
Input Current
No internal pull
up or pull
down resistors
1.0
+1.0
A
High
Side Driver
Output Resistance, Sourcing Current
V
BST
V
SW
= 12 V (Note 7)
1.8
Output Resistance, Sinking Current
V
BST
V
SW
= 12 V (Note 7)
1.0
Transition Times (Note 5)
t
rDRVH
t
fDRVH
V
BST
V
SW
= 12 V, C
LOAD
= 3.0 nF
(See Figure 3)
16
11
ns
ns
Propagation Delay (Notes 5 & 6)
t
pdhDRVH
t
pdlDRVH
V
BST
V
SW
= 12 V
30
25
ns
ns
Low
Side Driver
Output Resistance, Sourcing Current
V
CC
= 12 V (Note 7)
1.8
Output Resistance, Sinking Current
V
CC
V
SW
= 12 V (Note 7)
1.0
Timeout Delay
DRVH
SW = 0
85
ns
Transition Times
t
rDRVL
t
fDRVL
C
LOAD
= 3.0 nF
(See Figure 3)
16
11
ns
ns
Propagation Delay
t
pdhDRVL
t
pdlDRVL
(See Figure 3)
30
20
ns
ns
Undervoltage Lockout
UVLO Startup
3.7
3.9
4.4
V
UVLO Shutdown
3.2
3.5
3.9
V
Hysteresis
0.3
0.4
0.7
V
Thermal Shutdown
Over Temperature Protection
(Note 7)
150
170
°
C
Hysteresis
(Note 7)
20
°
C
4. All limits at temperature extremes are guaranteed via correlation using standard Statistical Quality Control (SQC).
5. AC specifications are guaranteed by characterization, but not production tested.
6. For propagation delays, “t
pdh
’’ refers to the specified signal going high; “t
pdl
’’ refers to it going low.
7. GBD: Guaranteed by design; not tested in production.
Specifications subject to change without notice.
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