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参数资料
| 型号： | GM3842AD8T |
| 厂商： | American Power Management Inc. |
| 英文描述： | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
| 中文描述： | 高性能电流模式PWM控制器 |
| 文件页数： | 15/19页 |
| 文件大小： | 304K |
| 代理商： | GM3842AD8T |
G
M
3
8
4
2
A
,
G
M
3
8
4
3
A
,
G
M
3
8
4
A
,
G
M
3
8
4
5
A
5
ELECTRICAL CHARACTERISTICS
(T = 0°C to 70°C, *V
=15V, C =3.3nF, R =10kW, unless otherwise specified )
ACC
T
TYP
MAX
UNIT
CHARACTERISTICS
TEST CONDITIONS
MIN
SYMBOL
Reference Section
Oscillator Section
Error Amplifier Section
Current Sense Section
Output Section
Undervoltage Lockout Section
Reference Output Voltage
Oscillation Frequency
Input Bias Current
Current Sense Input Voltage Gain
Rise Time
Fall Time
Low Output Voltage
Start Threshold
High Output Voltage
Minimum Operating Voltage
(after tum ON)
Line Regulation
Frequency Change with Voltage
Input Voltage
Maximum Input Signal
Load Regulation
Oscillator Amplitude
Open Loop Voltage Gain
Supply Voltage Rejection
Power Supply Rejection Ratio
Input Bias Current
Output Sink Current
Output Source Current
High Output Voltage
Low Output Voltage
Short Circuit Output Current
VREF
f
DVREF
Df/ DVCC
VI(EA)
VI(MAX)
DVREF
V(OSC)
AVOL
SVR
PSRR
ISC
T = 25°C, I
= 1mA
J
REF
T = 25°C
J
V
= 3V
FB
(Note 1 and 2)
T = 25°C, C = 1nF(Note 3)
JL
T = 25°C, C = 1nF(Note 3)
JL
I
= 20mA
SINK
GM3842A, GM3844A
I
= 20mA
SOURCE
GM3842A, GM3844A
4.9
47
5.0
52
-0.1
3.0
45
35
0.08
16.0
13.5
10
6.0
1.6
90
70
-3.0
7
-1.0
6.0
0.8
-100
5.1
57
-2
3.15
150
0.4
17.5
20
1.0
2.58
1.1
2.2
9.0
25
-180
V
kHz
A
V/ V
nS
mV
%
V
mV
V
dB
A
mA
12V
V
25V
CC
12V
V
25V
CC
V
=2.5V
PIN1
V
=5V (Note 1)
PIN1
I
= 200mA
SINK
GM3843A, GM3845A
I
= 200mA
SOURCE
GM3843A, GM3845A
1mA
20mA
IREF
(Peak to Peak)
T =25°C
A
0.05
2.5
1.0
1.4
8.4
13
7.6
IBIAS
GV
tR
tF
VOL
VTH(ST)
VOH
VOPR(MIN)
2V
V
4V
O
65
60
2
-0.5
5.0
12V
V
25V
CC
V
=2.7V,
PIN2
V
=1.1V
PIN1
V
=2.3V,
PIN2
V
=5V
PIN1
V
=2.3V, R
PIN2
=15kW to GND
L
V
=2.7V, R
PIN2
=15kW to PIN8
L
ISINK
ISOURCE
VOH
VOL
mA
V
1.1
2.85
0.9
12V
V
25V (Note 1)
CC
IBIAS
V
=3V
PIN3
-10
13
8.5
12
7.0
14.5
7.8
11.5
8.2
2.42
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| GM3842AS8R | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
| GM3842AS8T | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
| GM3842A | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
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相关代理商/技术参数 |
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|---|---|
| GM3842AS8R | 制造商:GAMMA 制造商全称:GAMMA 功能描述:HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
| GM3842AS8T | 制造商:GAMMA 制造商全称:GAMMA 功能描述:CURRENT MODE PWM CONTROLLER |
| GM3843A | 制造商:GAMMA 制造商全称:GAMMA 功能描述:HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
| GM3843AD8T | 制造商:GAMMA 制造商全称:GAMMA 功能描述:HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
| GM3843AS8R | 制造商:GAMMA 制造商全称:GAMMA 功能描述:CURRENT MODE PWM CONTROLLER |
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