MC34060A Datasheet, PDF (3/16 Pages) ON Semiconductor – Fixed Frequency, PWM, Voltage Mode Single Ended Controllers

MC34060A, MC33060A
ELECTRICAL CHARACTERISTICS (V_CC = 15 V, C_T = 0.01 mF, R_T = 12 kW, unless otherwise noted. For typical values T_A = 25°C,
for min/max values T_A is the operating ambient temperature range that applies, unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Unit
REFERENCE SECTION
Reference Voltage (I_O = 1.0 mA, T_A 25°C)
T_A = T_low to T_high − MC34060A
T_A = T_low to T_high − MC33060A
Line Regulation (V_CC = 7.0 V to 40 V, I_O = 10 mA)
Load Regulation (I_O = 1.0 mA to 10 mA)
Short Circuit Output Current (V_ref = 0 V)
OUTPUT SECTION
Collector Off−State Current (V_CC = 40 V, V_CE = 40 V)
Emitter Off−State Current (V_CC = 40 V, V_CE = 40 V, V_E = 0 V)
Collector−Emitter Saturation Voltage (Note 4)
Common−Emitter
(V_E = 0 V, I_C = 200 mA)
Emitter−Follower
(V_C = 15 V, I_E = −200 mA)
Output Voltage Rise Time (T_A = 25°C)
Common−Emitter (See Figure 12)
Emitter−Follower (See Figure 13)
V_ref
4.925
5.0
5.075
V
4.9
−
5.1
4.85
−
5.1
Reg_line
−
2.0
25
mV
Reg_load
−
2.0
15
mV
I_SC
15
35
75
mA
I_C(off)
−
2.0
100
mA
I_E(off)
−
−
−100
mA
V_sat(C)
−
1.1
1.5
V
V_sat(E)
−
1.5
2.5
t_r
ns
−
100
200
−
100
200
Output Voltage Fall Time (T_A = 25°C)
Common−Emitter (See Figure 12)
Emitter−Follower (See Figure 13)
t_r
ns
−
40
100
−
40
100
ERROR AMPLIFIER SECTION
Input Offset Voltage (V_{O[Pin 3]} = 2.5 V)
V_IO
−
2.0
10
mV
Input Offset Current (V_{C[Pin 3]} = 2.5 V)
I_IO
−
5.0
250
nA
Input Bias Current (V_{O[Pin 3]} = 2.5 V)
I_IB
−
−0.1
−2.0
mA
Input Common Mode Voltage Range
(V_CC = 40 V)
V_ICR
0 to
−
V_CC −2.0
−
V
Inverting Input Voltage Range
V_IR(INV)
−0.3 to
−
V_CC−2.0
−
V
Open−Loop Voltage Gain
(DV_O = 3.0 V, V_O = 0.5 V to 3.5 V, R_L = 2.0 kW)
A_VOL
70
95
−
dB
Unity−Gain Crossover Frequency
(V_O = 0.5 V to 3.5 V, R_L = 2.0 kW)
f_c
−
600
−
kHz
Phase Margin at Unity−Gain
(V_O = 0.5 V to 3.5 V, R_L = 2.0 kW)
φ_m
−
65
−
deg.
Common Mode Rejection Ratio
(V_CC = 40 V, V_in = 0 V to 38 V))
CMRR
65
90
−
dB
Power Supply Rejection Ratio
(DV_CC = 33 V, V_O = 2.5 V, R_L = 2.0 kW)
PSRR
−
100
−
dB
Output Sink Current (V_{O[Pin 3]} = 0.7 V)
I_O−
0.3
0.7
−
mA
Output Source Current (V_{O[Pin 3]} = 3.5 V)
I_O+
−2.0
−4.0
−
mA
4. Low duty cycle techniques are used during test to maintain junction temperature as close to ambient temperatures as possible.
T_low = −40°C for MC33060A
= 0°C for MC34060A
T_high = +85°C for MC33060A
= +70°C for MC34060A
http://onsemi.com
3