TK732xx
ABSOLUTE MAXIMUM RATINGS (SPECIAL DEVICES) (Note 6)
Supply Voltage Range ............................................ 19 V
Power Dissipation (Note 1) ................................ 600 mW
Reverse Bias Voltage Range ..................................... 6 V
Noise Bypass Pin Terminal Voltage Range ............... 5 V
Control Pin Terminal Voltage Range........................ 14 V
Storage Temperature Range ................... -55 to +150 °C
Operating Temperature Range ...................-10 to +60 °C
Operating Voltage Range............................ 1.8 to 14.5 V
Junction Temperature ........................................... 150 °C
Lead Soldering Temperature (10 s) ...................... 235 °C
TK73241MCLH, TK73242MCLH ELECTRICAL CHARACTERISTICS
Test conditions: VIN = VOUT(TYP) + 1 V, TA = 25 °C, unless otherwise specified.
SYMBOL
PARAMETER
Quiescent Current
TEST CONDITIONS
IOUT = 0 mA, Excluding ICONT
VIN = 8 V, Output OFF
MIN
TYP MAX
UNITS
µA
IQ
240
300
0.1
ISTBY
Standby Current
µA
VR = 5 V, Excluding External
Transistor, Output OFF
IR(LEAK)
Reverse Bias Leakage (Note 5)
2
50
nA
IOUT
Output Current
Output Voltage
Dropout Voltage
External Transistor Dependent
IOUT = 30 mA, See Table 2
External Transistor Dependent
VIN = VOUT(TYP) + 1 V to
N/A
A
V
V
VOUT
VDROP
N/A
3.0
10
Line Reg Line Regulation
Load reg Load Regulation
20
mV
V
OUT(TYP) + 6 V (Note 2)
External Transistor Dependent
mV
mA
mV
mV
IBASE
Base Current
50
85
75
Continuous Current Limit Mode
Pulse Current Limit Mode
100
90
115
105
VSENSE
Current Limit Detect Voltage
f = 400 Hz, CL = 10 µF,
CN = 0.1 µF, VIN = VOUT(TYP) = 1.5 V,
RR
VNO
Ripple Rejection
Output Noise
57
dB
I
OUT = 30 mA, VRIPPLE = 100 mVrms,
(Note 3)
f = 1 kHz, BPF = 400 Hz to 30 kHz,
(Note 3)
0.13
µV/ Hz
IPULSE
CPULSE Pin Terminal Current
Temperature Coefficient
Reference Voltage
(Note 4)
15
25
20
45
µA
ppm/° C
V
∆VOUT /∆T
Vref
1.25
CONTROL TERMINAL SPECIFICATIONS
ICONT
Control Current
VCONT = 1.8 V, Output ON
Output ON
6.5
20
A
V
V
VCONT(ON)
Control Voltage (ON)
1.8
VCONT(OFF) Control Voltage (OFF)
Output OFF
0.6
Page 4
January 1999 TOKO, Inc.