SG3844Y SEMICOA, SG3844Y Datasheet - Page 5
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SG3844Y
Manufacturer Part Number
SG3844Y
Description
Manufacturer
SEMICOA
Datasheet
1.SG3844Y.pdf
(12 pages)
Specifications of SG3844Y
Pwm Type
Current Mode PWM Controller
Number Of Pwm Outputs
1
On/off Pin
No
Adjustable Output
No
Switching Freq
500kHz
Duty Cycle
50%
Output Current
200mA
Synchronous Pin
No
Rise Time
50ns
Fall Time
50ns
Operating Temperature Classification
Commercial
Mounting
Through Hole
Pin Count
8
Package Type
CDIP
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SG3844Y
Manufacturer:
NEC
Quantity:
5 510
Copyright © 2000
Rev. 1.6c
CURRENT SENSE
** - POWER GROUND and GROUND are internally connected for 8-pin packages.
* - V
GROUND**
CC
COMP
R
and V
V
T
/C
CC
V
FB
*
T
C
are internally connected for 8-pin packages.
OSCILLATOR
ERROR AMP
34V
16V (1844)
8.4 (1845)
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
2.5V
C
U R R E N T
P
R O D U C T I O N
0.8V (1845)
UVLO
6V (1844)
2R
- M
B L O C K D I A G R A M
R
O D E
GOOD LOGIC
S / R
V
REF
1V
P W M C
REF
5V
D
A T A
CURRENT SENSE
COMPARATOR
O N T R O L L E R
S
H E E T
S
R
SG1844/SG1845 Series
T
PWM
LATCH
INTERNAL
BIAS
V
5.0V
50mA
V
OUTPUT
POWER GROUND**
REF
C
*
5