参数资料
型号: TPS5102IDBTG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 3 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO30
封装: GREEN, PLASTIC, TSSOP-30
文件页数: 23/34页
文件大小: 1182K
代理商: TPS5102IDBTG4
TPS5102
DUAL, HIGH-EFFICIENCY CONTROLLER FOR NOTEBOOK PC POWER
SLVS239 - SEPTEMBER 1999
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
AVAILABLE OPTIONS
TA
PACKAGE
EVM
TSSOP(DBT)
–40
°C to 85°C
TPS5102IDBT
TPS5102EVM-135
TPS5102IDBTR
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
NO.
I/O
DESCRIPTION
COMP
12
I/O
Voltage monitor comparator input
CT
5
I/O
External capacitor connection for switching frequency adjustment
FB1
2
O
CH1 error amp output
FB2
14
O
CH2 error amp output
GND
7
Control GND
INV1
1
I
CH1 inverting input
INV2
15
I
CH2 inverting input
LH1
30
I/O
CH1 boost capacitor connection
LH2
16
I/O
CH2 boost capacitor connection
LL1
28
I/O
CH1 boost circuit connection
LL2
18
I/O
CH2 boost circuit connection
OUT1_d
27
I/O
CH1 low-side gate-drive output
OUT2_d
19
O
CH2 low-side gate-drive output
OUT1_u
29
O
CH1 high-side drive output
OUT2_u
17
O
CH2 high-side drive output
OUTGND1
26
Output GND 1
OUTGND2
20
Output GND 2
PWM_SKIP
4
I
PWM/SKIP mode select
L:PWM mode
H:SKIP mode
REF
8
O
1.185-V reference voltage output
REG5V_IN
21
I
External 5-V input
RT
6
I/O
External resistor connection for switching frequency adjustment
SOFTSTART1
3
I/O
External capacitor connection for CH1soft start timing.
SOFTSTART2
13
I/O
External capacitor connection for CH2 soft start timing.
STBY1
9
I
CH1 stand-by control
STBY2
10
I
CH2 stand-by control
TRIP2
23
I
External resistor connection for CH2 over current protection.
TRIP1
25
I
External resistor connection for CH1 over current protection.
VCC
11
Supply voltage input
Vref5
22
O
5-V internal regulator output
VCC_CNTP
24
I
Supply voltage sense input
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