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參數資料
| 型號： | MC34129P |
| 廠商： | MOTOROLA INC |
| 元件分類： | 穩壓器 |
| 英文描述： | HIGH PERFORMANCE CURRENT MODE CONTROLLERS |
| 中文描述： | 1 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDIP14 |
| 封裝： | PLASTIC, DIP-14 |
| 文件頁數： | 2/16頁 |
| 文件大小： | 347K |
| 代理商： | MC34129P |
MC34129 MC33129
2
MOTOROLA ANALOG IC DEVICE DATA
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
VCC Zener Current
Start/Run Output Zener Current
IZ(VCC)
IZ(Start/Run)
–
50
mA
50
mA
Analog Inputs (Pins 3, 5, 9, 10, 11, 12)
–0.3 to 5.5
V
Sync Input Voltage
Vsync
IDRV
Iref
–0.3 to VCC
1.0
V
Drive Output Current, Source or Sink
A
Current, Reference Outputs (Pins 6, 8)
20
mA
Power Dissipation and Thermal Characteristics
D Suffix, Plastic Package Case 751A
Maximum Power Dissipation @ TA = 70
°
C
Thermal Resistance, Junction–to–Air
P Suffix, Plastic Package Case 646
Maximum Power Dissipation @ TA = 70
°
C
Thermal Resistance, Junction–to–Air
PD
R
θ
JA
PD
R
θ
JA
TJ
TA
552
145
800
100
mW
°
C/W
mW
°
C/W
°
C
°
C
Operating Junction Temperature
+150
Operating Ambient Temperature
MC34129
MC33129
0 to +70
–40 to +85
Storage Temperature Range
Tstg
–65 to +150
°
C
ELECTRICAL CHARACTERISTICS
(VCC = 10 V, TA = 25
°
C [Note 1], unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Unit
REFERENCE SECTIONS
Reference Output Voltage, TA = 25
°
C
1.25 V Ref., IL = 0 mA
2.50 V Ref., IL = 1.0 mA
Reference Output Voltage, TA = Tlow to Thigh
1.25 V Ref., IL = 0 mA
2.50 V Ref., IL = 1.0 mA
Line Regulation (VCC = 4.0 V to 12 V)
1.25 V Ref., IL = 0 mA
2.50 V Ref., IL = 1.0 mA
Load Regulation
1.25 V Ref., IL = –10
μ
A to +500
μ
A
2.50 V Ref., IL = –0.1 mA to +1.0 mA
ERROR AMPLIFIER
Vref
1.225
2.375
1.250
2.500
1.275
2.625
V
Vref
1.200
2.250
–
–
1.300
2.750
V
Regline
–
–
2.0
10
12
50
mV
Regload
–
–
1.0
3.0
12
25
mV
Input Offset Voltage (Vin = 1.25 V)
TA = 25
°
C
TA = Tlow to Thigh
Input Offset Current (Vin = 1.25 V)
Input Bias Current (Vin = 1.25 V)
TA = 25
°
C
TA = Tlow to Thigh
Input Common Mode Voltage Range
VIO
–
–
1.5
–
–
10
mV
IIO
IIB
–
10
–
nA
–
–
25
–
–
200
nA
VICR
AVOL
GBW
–
0.5 to 5.5
–
V
Open Loop Voltage Gain (VO = 1.25 V)
Gain Bandwidth Product (VO = 1.25 V, f = 100 kHz)
Power Supply Rejection Ratio (VCC = 5.0 V to 10 V)
Output Source Current (VO = 1.5 V)
Output Voltage Swing
High State (ISource = 0
μ
A)
Low State (ISink = 500
μ
A)
65
87
–
dB
500
750
–
kHz
PSRR
65
85
–
dB
ISource
40
80
–
μ
A
VOH
VOL
1.75
–
1.96
0.1
2.25
0.15
V
NOTE:
1.Tlow= 0
°
C for MC34129
–40
°
C for MC33129
Thigh= +70
°
C for MC34129
+85
°
C for MC33129
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