參數(shù)資料
型號(hào)： NCP1337PG
廠商： ON SEMICONDUCTOR
元件分類： 穩(wěn)壓器
英文描述： PWM Current−Mode Controller for Free Running Quasi−Resonant Operation
中文描述： 0.5 A SWITCHING CONTROLLER, 130 kHz SWITCHING FREQ-MAX, PDIP7
封裝： LEAD FREE, PLASTIC, DIP-7
文件頁(yè)數(shù)： 5/14頁(yè)
文件大?。?/td> 148K
代理商： NCP1337PG
NCP1337
http://onsemi.com
5
ELECTRICAL CHARACTERISTICS
(For typical values T
J
= 25
°
C, for min/max values T
J
= 0
°
C to +125
°
C, Max T
J
= 150
°
C,
V
CC
= 11 V, unless otherwise noted.)
Characteristic
Pin
Symbol
Min
Typ
Max
Unit
SUPPLY SECTION
V
CC
Increasing Level at which the Controller Starts
6
VCC
ON
11
12
13
V
V
CC
Decreasing Level at which the Controller Stops
6
VCC
MIN
9.0
10
11
V
Protection Mode is Activated if V
CC
reaches this Level whereas the HV
Current Source is ON
6
VCC
OFF
9.0
V
V
CC
Decreasing Level at which the LatchOff Phase Ends
6
VCC
LATCH
3.6
5.0
6.0
V
Margin between V
CC
Level at which Latch Fault is Released and
VCC
LATCH
V
MARGIN
0.3
V
V
CC
Increasing Level at which the Controller Enters Protection Mode
6
VCC
OVP
17.6
18.6
19.6
V
V
CC
Level below which HV Current Source is Reduced
6
VCC
INHIB
1.5
V
Internal IC Consumption, No Output Load on Pin 5, F
SW
= 60 kHz
6
ICC1
1.2
mA
Internal IC Consumption, 1.0 nF Output Load on Pin 5, F
SW
= 60 kHz
6
ICC2
2.0
mA
Internal IC Consumption, LatchOff Phase, V
CC
= 8.0 V
6
ICC3
600
A
Internal IC Consumption in Skip
6
ICC
LOW
600
A
INTERNAL STARTUP CURRENT SOURCE
Minimum Guaranteed Startup Voltage on HV Pin
8
V
HVmin
55
V
HighVoltage Current Source when V
CC
> VCC
INHIB
(V
CC
= 10.5 V, V
HV
= 60 V)
8
IC1
5.5
9.5
15
mA
HighVoltage Current Source when V
CC
< VCC
INHIB
(V
CC
= 0 V, V
HV
= 60 V)
8
IC2
0.3
0.6
1.1
mA
Leakage Current Flowing when the HV Current Source is OFF
(V
CC
= 17 V, V
HV
= 500 V)
8
I
HVLeak
90
A
DRIVE OUTPUT
Output Voltage RiseTime @ CL = 1.0 nF, 1090% of Output Signal
5
T
R
50
ns
Output Voltage FallTime @ CL = 1.0 nF, 1090% of Output Signal
5
T
F
20
ns
Source Resistance
5
R
OH
20
Sink Resistance
5
R
OL
8.0
TEMPERATURE SHUTDOWN
Temperature Shutdown
TSD
130
°
C
Hysteresis on Temperature Shutdown
30
°
C
CURRENT COMPARATOR
Maximum Internal Current Setpoint (@ I
FB
= I
FB100%
)
3
V
CSLimit
475
500
525
mV
Minimum Internal Current Setpoint (@ I
FB
= I
FBrippleIN
)
3
V
CSrippleIN
100
mV
Internal Current Setpoint for I
FB
= I
FBrippleOUT
3
V
CSrippleOUT
130
mV
Propagation Delay from Current Detection to Gate OFF State
3
T
DEL
120
150
ns
Leading Edge Blanking Duration
3
T
LEB
350
ns
Internal Current Offset Injected on the CS Pin during ON Time
(Over Power Compensation)
@ 1.0 V on Pin 1 and Vpin3 = 0.5 V
@ 2.0 V on Pin 1 and Vpin3 = 0.5 V
3
I
OPC
35
105
A
Maximum ON Time
5
MaxT
ON
52
67
82
s
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