参数资料
| 型号： | NCP1397ADR2G |
| 厂商： | ON Semiconductor |
| 文件页数： | 6/27页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR ISO PWM 16-SOIC |
| 标准包装： | 2,500 |
| PWM 型： | 控制器 |
| 输出数： | 1 |
| 频率 - 最大： | 560kHz |
| 占空比： | 52% |
| 电源电压： | 10.3 V ~ 20 V |
| 降压： | 无 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 是 |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 16-SOIC（0.154"，3.90mm 宽）15 引线 |
| 包装： | 带卷 (TR) |
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NCP1397A, NCP1397B
ELECTRICAL CHARACTERISTICS (For typical values T J = 25 ° C, for min/max values T J = ? 40 ° C to +125 ° C, Max T J = 150 ° C,
V CC = 12 V unless otherwise noted)
Symbol
Rating
Pin
Min
Typ
Max
Unit
SUPPLY SECTION
V CC(on)
V CC(min)
V boot(on)
V boot(min)
I startup
V CC(reset)
I CC1
I CC2
I CC3
Turn ? on threshold level, V CC going up
Minimum operating voltage after turn ? on
Startup voltage on the floating section
Cutoff voltage on the floating section
Startup current, V CC < V CC(on)
V CC level at which the internal logic gets reset
Internal IC consumption, no output load on pin 15/14 – 11/10,
F SW = 300 kHz
Internal IC consumption, 1 nF output load on pin 15/14 – 11/10,
F SW = 300 kHz
Consumption in fault or disable mode (All drivers disabled,
Rt = 34 k W , R DT = 10 k W )
12
12
16 ? 14
16 ? 14
12
12
12
12
12
9.7
8.7
8
7.4
?
?
?
?
?
10.5
9.5
9
8.4
?
6.6
4
11
1.5
11.3
10.3
10
9.4
300
?
?
?
?
V
V
V
V
m A
V
mA
mA
mA
VOLTAGE CONTROL OSCILLATOR (VCO)
F SW(min)
F SW(max)
FB SW
DC
T del1
T del2
V ref(Rt)
Minimum switching frequency, Rt = 34 k W on pin 4, V pin6 = 0.8 V,
DT = 300 ns
Maximum switching frequency, R f(max) = 1.9 k W on pin 2, V pin6 >
5.3 V, Rt = 34 k W , DT = 300 ns
Feedback pin swing above which D f = 0
Operating duty ? cycle symmetry
Delay before driver restart from fault or disable mode
Delay before driver restart after V CC(on) event (Note 4)
Reference voltage for Rt pin
4
2
6
11 ? 15
?
?
4
58.2
440
?
48
?
?
2.18
60
500
5.3
50
700
11
2.3
61.8
560
?
52
?
?
2.42
kHz
kHz
V
%
ns
m s
V
FEEDBACK SECTION
R FB
V FB(min)
V FB(off)
V FBoff(hyste)
Internal pulldown resistor
Voltage on pin 6 below which the FB level has no VCO action
Voltage on pin 6 below which the controller considers the FB fault
Feedback fault comparator hysteresis
6
6
6
6
?
?
240
?
20
1.1
280
45
?
?
320
?
k W
V
mV
mV
DRIVE OUTPUT
T r
T f
R OH
R OL
T dead
T dead(max)
T dead(min)
I HV(LEAK)
Output voltage risetime @ C L = 1 nF, 10 ? 90% of output signal
Output voltage falltime @ C L = 1 nF, 10 ? 90% of output signal
Source resistance
Sink resistance
Deadtime with R DT = 10 k W from pin 7 to GND
Maximum deadtime with R DT = 82 k W from pin 7 to GND
Minimum deadtime, R DT = 3 k W from pin 7 to GND
Leakage current on high voltage pins to GND
15 ? 14/11 ? 10
15 ? 14/11 ? 10
15 ? 14/11 ? 10
15 ? 14/11 ? 10
7
7
7
14, 15,16
?
?
?
?
250
?
?
?
40
20
13
5.5
290
2
100
?
?
?
?
?
340
?
?
5
ns
ns
W
W
ns
m s
ns
m A
TIMERS
I timer1
Timer capacitor charge current during feedback fault or when
V ref(fault) < V pin9 < V ref(OCP)
3
150
175
190
m A
3. The IC does not activate soft ? start (unless the feedback pin voltage is below 0.3 V) when the skip/disable input is released, this is for skip
cycle implementation.
4. Guaranteed by design.
http://onsemi.com
6
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相关代理商/技术参数 |
参数描述 |
|---|---|
| NCP1397B | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:High Performance Resonant Mode Controller with Integrated High-Voltage Drivers |
| NCP1397BDR2G | 功能描述:电流型 PWM 控制器 NCP1397B RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| NCP1397DR2G | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:High Performance Resonant Mode Controller with Integrated High-Voltage Drivers |
| NCP1398_13 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:High Performance Resonant Mode Controller with Integrated High-Voltage Drivers |
| NCP1398B | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:High Performance Resonant Mode Controller with Integrated High-Voltage Drivers |
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