stk732 Sanyo Semiconductor Corporation, stk732 Datasheet - Page 2

• Manufacturer Part Number: stk732
• Description: Single Output Chopper Regulator
• Manufacturer: Sanyo Semiconductor Corporation

Specifications
Maximum Ratings
Electrical Characteristics at Ta = 25°C, for the specified test circuit
Peak Current
Block Diagram
Maximum DC input voltage
Maximum output current
Thermal resistance
Junction temperature
Operating substrate temperature
Storage temperature
Output voltage setting
Ripple voltage
Input regulation
Load regulation
Overcurrent protection start current
Efficiency
Operating frequency
Output voltage temperature coefficient
Cutoff voltage
(Pin 12 input voltage)
Parameter
Parameter
at Ta = 25°C
V
IN
Symbol
Symbol
Tc max
Reg-IN
I
Tj max
Reg-L
O
(DC) max
T
I
T
Voff
Vrp
OCP
V
CVO
max
j-c
stg
f
O
V
V
V
V
V
V
V
V
Output on
Output off
IN
IN
IN
IN
IN
IN
IN
IN
(DC) = 35 V, I
(DC) = 35 V, I
(DC) = 20 to 45 V, I
(DC) = 35 V, I
(DC) = 35 V
(DC) = 35 V, I
(DC) = 35 V, I
(DC) = 35 V, I
STK732C
Condition
Condition
O
O
O
O
O
O
= 1 A
= 1 A
= 0.5 to 5 A
= 2.5 A
= 1 A
= 1 A
O
= 1 A
14.7
min
10
3
0
–30 to +105
Rating
Rating
5/10 pk
15.0
0.01
typ
90
85
150
105
3.5
60
15.3
max
0.8
25
20
40
20
No. 4533-2/6
mVrms
mV/V
mV/A
°C/W
%/°C
Unit
Unit
kHz
°C
°C
°C
%
V
A
V
A
V
V