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參數資料
| 型號： | MC44603ADW |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩壓器 |
| 英文描述： | MIXED FREQUENCY MODE GREENLINE PWM CONTROLLER |
| 中文描述： | 0.75 A SWITCHING CONTROLLER, 250 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | SOIC-16 |
| 文件頁數： | 2/24頁 |
| 文件大小： | 405K |
| 代理商： | MC44603ADW |
MC44603A
2
MOTOROLA ANALOG IC DEVICE DATA
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Total Power Supply and Zener Current
(ICC + IZ)
VC
VCC
30
mA
Supply Voltage with Respect to Ground (Pin 4)
18
V
Output Current (Note 1)
Source
Sink
mA
IO(Source)
IO(Sink)
W
–750
750
Output Energy (Capacitive Load per Cycle)
5.0
μ
J
RF Stby, CT, Soft–Start, Rref, RP Stby Inputs
Foldback Input, Current Sense Input,
E/A Output, Voltage Feedback Input,
Overvoltage Protection, Synchronization Input
Vin
Vin
–0.3 to 5.5
V
–0.3 to
VCC + 0.3
V
Synchronization Input
High State Voltage
Low State Reverse Current
VIH
VIL
VCC + 0.3
–20
V
mA
Demagnetization Detection Input Current
Source
Sink
mA
Idemag–ib (Source)
Idemag–ib (Sink)
IE/A (Sink)
–4.0
10
Error Amplifier Output Sink Current
20
mA
Power Dissipation and Thermal Characteristics
P Suffix, Dual–In–Line, Case 648
Maximum Power Dissipation at TA = 85
°
C
Thermal Resistance, Junction–to–Air
DW Suffix, Surface Mount, Case 751G
Maximum Power Dissipation at TA = 85
°
C
Thermal Resistance, Junction–to–Air
PD
R
θ
JA
0.6
100
W
°
C/W
PD
R
θ
JA
TJ
TA
0.45
145
W
°
C/W
Operating Junction Temperature
150
°
C
Operating Ambient Temperature
–25 to +85
°
C
NOTES:
1.Maximum package power dissipation limits must be observed.
2. ESD data available upon request.
ELECTRICAL CHARACTERISTICS
(VCC and VC = 12 V, [Note 3], Rref = 10 k
, CT = 820 pF, for typical values TA = 25
°
C,
for min/max values TA = –25
°
to +85
°
C [Note 4], unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
OUTPUT SECTION
Output Voltage (Note 5)
Low State (ISink = 100 mA)
Low State
(ISink = 500 mA)
High State (ISource = 200 mA)
High State
(ISource = 500 mA)
V
VOL
–
–
–
–
1.0
1.4
1.5
2.0
1.2
2.0
2.0
2.7
VOH
Output Voltage During Initialization Phase
VCC = 0 to 1.0 V, ISink = 10
μ
A
1 0 to 5 0 V ISi k
VCC = 1.0 to 5.0 V, ISink = 100
VCC= 5 0 to 13 V ISink= 1 0 mA
VCC = 5.0 to 13 V, ISink = 1.0 mA
VOL
V
μ
A
–
–
–
–
0 1
0.1
0 1
0.1
1.0
1 0
1.0
1 0
1.0
Output Voltage Rising Edge Slew–Rate (CL = 1.0 nF, TJ = 25
°
C)
Output Voltage Falling Edge Slew–Rate (CL = 1.0 nF, TJ = 25
°
C)
ERROR AMPLIFIER SECTION
dVo/dT
–
300
–
V/
μ
s
dVo/dT
–
–300
–
V/
μ
s
Voltage Feedback Input (VE/A out = 2.5 V)
Input Bias Current (VFB = 2.5 V)
Open Loop Voltage Gain (VE/A out = 2.0 to 4.0 V)
VFB
IFB–ib
AVOL
2.42
2.5
2.58
V
–2.0
–0.6
–
μ
A
65
70
–
dB
NOTES:
3.Adjust VCC above the startup threshold before setting to 12 V.
4.Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible.
5.VC must be greater than 5.0 V.
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相關代理商/技術參數 |
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|---|---|
| MC44603ADWG | 功能描述:電流型 PWM 控制器 ANA SMPS PWM FREQ CONT RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MC44603ADWR2 | 功能描述:電流型 PWM 控制器 Voltage/Current PWM RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MC44603ADWR2G | 功能描述:電流型 PWM 控制器 ANA SMPS PWM FREQ CONT RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MC44603AP | 功能描述:電流型 PWM 控制器 Voltage/Current PWM RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MC44603APG | 功能描述:電流型 PWM 控制器 Voltage/Current PWM w/Bust Mode Standby RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
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