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參數(shù)資料
| 型號： | MC33065DW-H |
| 廠商： | MOTOROLA INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | HIGH PERFORMANCE DUAL CHANNEL CURRENT MODE CONTROLLERS |
| 中文描述： | 0.4 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | PLASTIC, SOP-16 |
| 文件頁數(shù)： | 3/15頁 |
| 文件大小： | 494K |
| 代理商： | MC33065DW-H |
MC34065 MC33065
3
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS
(continued)
(VCC = 15 V [Note 2], RT = 8.2 k
, CT = 3.3 nF, for typical values TA = 25
°
C, for
min/max values TA is the operating ambient temperature range that applies [Note 3].)
Characteristics
Unit
Max
Typ
Min
Symbol
ERROR AMPLIFIERS
Voltage Feedback Input (VO = 2.5 V)
Input Bias Current (VFB = 5.0 V)
Open Loop Voltage Gain (VO = 2.0 to 4.0 V)
Unity Gain Bandwidth (TJ = 25
°
C)
Power Supply Rejection Ratio (VCC = 11 V to 15 V)
Output Current
Source (VO = 3.0 V, VFB = 2.3 V)
Sink (VO = 1.2 V, VFB = 2.7 V)
Output Voltage Swing
High State (RL = 15 k to ground, VFB = 2.3 V)
Low State (RL = 15 k to Vref, VFB = 2.7 V)
CURRENT SENSE SECTION
Current Sense Input Voltage Gain (Notes 4 and 5)
VFB
IIB
AVOL
BW
2.42
2.5
2.58
V
μ
A
dB
–
– 0.1
–1.0
65
100
–
0.7
1.0
–
MHz
PSRR
60
90
–
dB
mA
Isource
Isink
–0.45
2.0
–1.0
12
–
–
V
VOH
VOL
5.0
–
6.2
0.8
–
1.1
AV
Vth
IIB
2.75
3.0
3.25
V/V
Maximum Current Sense Input Threshold (Note 4)
430
480
530
mV
μ
A
ns
Input Bias Current
–
–2.0
–10
Propagation Delay (Current Sense Input to Output)
tPLN(In/Out)
–
150
300
DRIVE OUTPUT 2 ENABLE PIN
Enable Pin Voltage
High State (Output 2 Enabled)
Low State (Output 2 Disabled)
Low State Input Current (VIL = 0 V)
DRIVE OUTPUTS
V
VIH
VIL
IIB
3.5
0
100
–
–
Vref
1.5
400
250
μ
A
Output Voltage
Low State (Isink = 20 mA)
(Isink = 200 mA)
High State(Isource = 20 mA)
(Isource = 200 mA)
Output Voltage with UVLO Activated (VCC = 6.0 V, Isink = 1.0 mA)
Output Voltage Rise Time (CL = 1.0 nF)
Output Voltage Fall Time (CL = 1.0 nF)
UNDERVOLTAGE LOCKOUT SECTION
Startup Threshold
V
VOL
–
–
13
12
–
0.1
1.6
13.5
13.4
0.1
0.4
2.5
–
–
1.1
VOH
VOL(UVLO)
tr
tf
V
–
28
150
ns
–
25
150
ns
Vth
13
14
15
V
Minimum Operating Voltage After Turn–On
VCC(min)
9.0
10
11
V
TOTAL DEVICE
Power Supply Current
Startup (VCC = 12 V)
Operating (Note 2)
Power Supply Zener Voltage (ICC = 30 mA)
ICC
mA
–
–
0.6
20
17
1.0
25
19
VZ
15.5
V
NOTES:
1.Maximum package power dissipation limits must be observed.
2.Adjust VCC above the startup threshold before setting to 15 V.
3.Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible:
Tlow = 0
°
C for the MC34065
Tlow = –40
°
C for the MC33065
4.This parameter is measured at the latch trip point with VFB = 0 V
V Compensation
V Current Sense
°
C for MC34065
Thigh = +70
°
C for MC33065
5.Comparator gain is defined as AV
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| MC33065DW-L | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:High Performance Dual Channel Current Mode Controllers |
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