参数资料
型号: TPS40100RGER
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 2 A SWITCHING CONTROLLER, 600 kHz SWITCHING FREQ-MAX, PQCC24
封装: GREEN, PLASTIC, QFN-24
文件页数: 35/39页
文件大小: 762K
代理商: TPS40100RGER
www.ti.com
DEVICE INFORMATION
RT
BIAS
GND
SS
GM
PGND
7
8
9
10
11
12
RGE PACKAGE
(BOTTOM VIEW)
24
23
22
21
20
19
MGU
MGD
SYNC
PG
VO
ISNS
123456
18 17 16 15 14 13
COMP
FB
TRKOUT
TRKIN
UVLO
ILIM
VDD
SW
HDR
V
BST
5VBP
LDR
V
TPS40100
SLUS601–MAY 2005
ELECTRICAL CHARACTERISTICS (continued)
-40°C ≤ TA =TJ≤ 85°C, VVDD =12V,RRT = 182 k,RGM = 232 k,RILIM = 121 k (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
TRACKING AMPLIFIER
VTRKOS =VTRKIN -VO ;VVO≤ 2V
7
25
40
VTRKOS
Tracking amplifier input offset voltage
mV
VTRKOS =VTRKIN -VO ;2V<VVO≤ 6 V
-5
25
40
VTRKCM
Input common mode, active range
0
6
4.5 V ≤ VVDD ≤ 5.5 V
0
3.6
VTRK
Tracking amplifier voltage range
5V<VVDD ≤ 18 V(5)
06
V
VVDD = 12 V
5.0
6.5
8.0
VHTKROUT
High-level output voltage, TRKOUT
VVDD = 4.5 V
3.2
3.6
VLTKROUT
Low-level output voltage, TRKOUT
0
0.5
ISRCTRKOUT Source current, TRKOUT
0.65
2.00
mA
ISNKTRKOUT
Sink current, TRKOUT
12
VTRKDIF
Differential voltage from TRKIN to VO
18
V
GBWPTRK
Tracking amplifier gain bandwidth product(6)
1MHz
AVOLTRK
Tracking amplifier open loop DC gain(6)
60
dB
PROGRAMMABLE UVLO
VUVLO
Undervoltage lockout threshold
1.285
1.332
1.378
V
IUVLO
Hysteresis current
9.0
10.0
10.8
A
INTERNALLY FIXED UVLO
VUVLOFON
Fixed UVLO turn-on voltage at VDD pin
-40°C ≤ TA < 125°C
3.850
4.150
4.425
V
VUVLOFOFF
Fixed UVLO turn-off voltage at VDD pin
3.75
4.06
4.35
VUVLOHYST
UVLO hysteresis at VDD pin
85
mV
THERMAL SHUTDOWN
TSD
Thermal shutdown temerature(6)
130
165
°C
TSDHYST
Hysteresis(6)
25
(5) Amplifier can track to the lesser of 6 V or (VDD × 0.95)
(6) Ensured by design. Not production tested.
5
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