ISL6236AIRZ-T 查看數據表（PDF） - Intersil
零件编号
产品描述 (功能)
生产厂家
ISL6236AIRZ-T
Intersil
ISL6236AIRZ-T Datasheet PDF : 37 Pages
| |||
ISL6236A
VIN: 5.5V to 25V
C8
1µF
C10
10µF
Q3a
SI4816BDY
OUT1 – PCI-e
1.25V/5A
L1: 3.3µH
C9
0.1µF
C11
330µF
9mΩ
6.3V
Q3b
R1
7.87kΩ
VCC
5V
FB1 TIED TO GND = 5V
FB1 TIED TO VCC = 1.5V
R2
10kΩ
R3
200kΩ
GND
5V
C5
1µF
PVCC
VIN
BOOT1
VCC
LDO
LDOREFIN
BOOT2
UGATE1
UGATE2
PHASE1
PHASE2
NC
GND
C4
0.22µF
C1
10µF
Q1
IRF7821
OUT2-GFX
L2: 2.2µH TRACK REFIN2/10A
LGATE1
OUT1
LGATE2
PGND
Q2
IRF7832
C2
2 x 330µF
4mΩ
6.3V
EN1
OUT2
BYP
FB1
AGND
ISL6236A EN2
REFIN2
ILIM1
ILIM2
SKIP#
EN LDO
VREF3
REF
VCC
2 BITS
REFIN2: DYNAMIC 0V TO 2.5V DAC
REFIN2 TIED TO VREF3 = 1.05V
REFIN2 TIED TO VCC = 3.3V +
R5
+
200kΩ
-
DROOP
+
C3
OPEN
VCC
VCC
C7
0.1µF
R4
200kΩ
R6
200kΩ
VCC
VCC
SECFB
TON
PAD
POK1
POK2
FREQUENCY-DEPENDENT COMPONENTS
1.25V/1.05V SMPS
SWITCHING
FREQUENCY
tON = VCC
200kHz/300kHz
L1
3.3µH
L2
2.7µH
C2
2 x 330µF
C11
330µF
FIGURE 66. ISL6236A TYPICAL DYNAMIC GFX APPLICATION CIRCUIT
21
FN6453.0
March 14, 2007
Share Link: 