MC34066 Datasheet, PDF (2/12 Pages) ON Semiconductor – High Performance High Performance

MAXIMUM RATINGS
Rating
Power Input Supply Voltage
Drive Output Current, Source or Sink (Note 1)
Continuous
Pulsed (0.5 µs, 25% Duty Cycle)
Error Amplifier, Fault, One–Shot, Oscillator, and
Soft–Start Inputs
UVLO Adjust Input
Soft–Start Discharge Current
Power Dissipation and Thermal Characteristics
DW Suffix Package, Case 751G
Maximum Power Dissipation @ TA = 25°C
Thermal Resistance, Junction–to–Air
P Suffix Package, Case 648
Maximum Power Dissipation @ TA = 25°C
Thermal Resistance, Junction–to–Air
Operating Junction Temperature
Operating Ambient Temperature
MC34066
MC33066
Storage Temperature Range
MC34066 MC33066
Symbol
Value
Unit
VCC
20
V
IO
A
0.3
1.5
Vin
–1.0 to +6.0
V
Vin(UVLO) –1.0 to VCC
V
Idchg
20
mA
PD
R_θJA
PD
R_θJA
TJ
TA
Tstg
862
145
1.25
100
+150
0 to +70
–40 to +85
–65 to +150
mW
°C/W
W
°C/W
°C
°C
°C
ELECTRICAL CHARACTERISTICS (VCC = 12 V [Note 2], ROSC = 95.3 k, RDT = 0 Ω, RVFO = 5.62 k, COSC = 300 pF, RT = 14.3 k,
CT = 300 pF, CL = 1.0 nF, for typical values TA = 25°C, for min/max values TA is the operating ambient temperature range that applies
[Note 3], unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max Unit
REFERENCE SECTION
Reference Output Voltage (IO = 0 mA, TA = 25°C)
Line Regulation (VCC = 10 V to 18 V)
Load Regulation (IO = 0 mA to 10 mA)
Total Output Variation over Line, Load, and Temperature
Output Short Circuit Current
Reference Undervoltage Lockout Threshold
ERROR AMPLIFIER
Input Offset Voltage (VCM = 1.5 V)
Input Bias Current (VCM = 1.5 V)
Input Offset Current (VCM = 1.5 V)
Open Loop Voltage Gain (VCM = 1.5 V, VO = 2.0 V)
Gain Bandwidth Product (f = 100 kHz)
Vref
Regline
Regload
Vref
IO
Vth
VIO
IIB
IIO
AVOL
GBW
5.0
5.1
5.2
V
–
1.0
20
mV
–
1.0
20
mV
4.9
–
5.3
mV
25
100
190
mA
3.8
4.3
4.8
V
–
1.0
10
mV
–
0.2
1.0
µA
–
0
0.5
µA
70
100
–
dB
2.5
4.2
–
MHz
Input Common Mode Rejection Ratio (VCM = 1.5 V to 5.0 V)
Power Supply Rejection Ratio (VCC = 10 V to 18 V, f = 120 Hz)
Output Voltage Swing
High State with Respect to Pin 3 (ISource = 2.0 mA)
Low State with Respect to Ground (ISink = 1.0 mA)
CMRR
PSRR
VOH
VOL
70
95
–
dB
80
100
–
dB
V
2.3
2.7
3.1
–
0.4
0.6
NOTES: 1. Maximum package power dissipation limits must be observed.
2. Adjust VCC above the Startup threshold before setting to 12 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 MC34066
–40°C for MC33066
Thigh = +70°C for MC34066
Thigh = +85°C for MC33066
2
MOTOROLA ANALOG IC DEVICE DATA